Pressure Washing in Markham, Ontario — Professional Power Washing for York Region’s Most Diverse City

Markham’s Trusted Residential & Commercial Exterior Cleaning Company — Serving Unionville, Cornell, Angus Glen, Box Grove & All Communities

Markham is one of the GTA’s most dynamic cities — a municipality that spans heritage village streetscapes in Unionville, master-planned communities in Cornell and Greensborough, luxury estate living in Angus Glen and Cathedraltown, established family neighbourhoods in Markham Village and Berczy, and the rapidly developing communities of Box Grove and Swan Lake. Across this extraordinary diversity of residential character, one challenge remains constant: Markham’s four-season Ontario climate, mature tree canopy, and urban density work together to accumulate grime, biological growth, and road salt contamination on exterior surfaces faster than most homeowners realize.

Peach Windows delivers professional pressure washing and power washing services across all of Markham — every neighbourhood, every surface type, every property character — with commercial-grade equipment, surface-calibrated technique, and the detailed attention to results that Markham’s competitive property market demands. From Unionville’s heritage homes to Cornell’s townhouse communities, from Angus Glen’s executive properties to Box Grove’s new builds, we deliver the same professional standard across every address we serve.

Flat-rate pricing. Fully insured. Free same-day quotes across all of Markham.

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✅ All Markham Neighbourhoods & Communities Covered ⚙️ Residential, Commercial & Post-Construction Exterior Cleaning 💲 Transparent Flat-Rate Pricing — No Hidden Fees 🛡️ Fully Insured | $2M Liability | WSIB Compliant 📅 Same-Week Booking Available Across Markham

Why Markham Properties Accumulate Exterior Contamination Faster Than Expected

Markham’s Specific Exterior Cleaning Environment

Markham’s combination of urban density, Rouge River valley moisture, mature tree canopy in established neighbourhoods, and rapid new residential development creates a specific exterior cleaning environment that requires professional expertise — not just a powerful pressure washer.

Rouge River Corridor Humidity & Biological Growth

The Rouge River flows through eastern Markham — and its watershed creates a zone of elevated ambient moisture that affects properties across a significant portion of the city. Communities near the Rouge River corridor, including Box Grove, Rouge, and the eastern Markham residential areas adjacent to Rouge National Urban Park, experience accelerated biological growth on siding, decking, and roofing surfaces. Algae, mold, and mildew establish faster and more aggressively in Markham’s Rouge corridor than in the city’s more open western communities. Professional soft washing — which kills biological organisms rather than temporarily displacing them — is the appropriate response for these properties, producing results that hold through the growing season in Markham’s moisture-elevated eastern zones.

Markham’s Mature Urban Tree Canopy & Tannin Staining

Markham’s established neighbourhoods — Unionville, Markham Village, Berczy, and the older residential areas east of Woodbine Avenue — feature mature oak, maple, and cherry tree canopies that generate significant surface contamination through all four seasons. Oak tannin deposits penetrate porous concrete, natural stone, and interlock surfaces over multiple seasons, creating dark organic staining that standard cleaning products spread rather than remove. Maple sap deposits crystallize on driveways and walkways. Cherry and crabapple fruit residue stains concrete surfaces quickly when left to break down through the warm-weather season. Targeted pre-treatment before pressure washing is the only reliable method for Markham’s tannin contamination challenge.

Interlock Prevalence in Markham’s Premium Subdivisions

Markham has one of the highest concentrations of premium interlock driveway and patio systems in York Region — driven by the city’s active real estate market and homeowners’ investment in property curb appeal. Angus Glen, Cathedraltown, Berczy, and Swan Lake properties feature premium interlock systems that require a fundamentally different cleaning approach than standard concrete. High-pressure wand cleaning on interlock dislodges polymeric joint sand, destabilizes paver edges, and creates the surface settling that requires expensive restoration work to repair. Our precision low-pressure rotary technique cleans Markham interlock deeply without disturbing joint sand integrity — protecting the investment while restoring the original paver colour.

Highway 407 & Markham Road Corridor Atmospheric Deposits

Markham’s major transportation corridors — Highway 407, Highway 404, Markham Road, Kennedy Road, and McCowan Road — carry significant daily traffic volumes that generate diesel particulate, brake dust, and hydrocarbon deposits on exterior surfaces within several blocks of these corridors. Properties near these arterials accumulate atmospheric film on siding, driveways, and exterior walls at a rate higher than properties in quieter residential zones. Combined with Markham’s seasonal pollen load from the city’s extensive tree canopy, this atmospheric contamination bonds to exterior surfaces as a layered film that professional pressure washing or soft washing is required to fully remove.

York Region Road Salt & Freeze-Thaw Driveway Damage

Markham’s roads receive intensive road salt maintenance through York Region’s winter maintenance program. Salt residue migrates from treated roads to residential driveways and walkways — where it chemically attacks concrete and interlock surfaces through freeze-thaw cycles. Markham homeowners with premium interlock driveways and exposed aggregate surfaces are particularly vulnerable to salt-induced surface spalling and joint sand erosion, both of which are directly preventable through spring pressure washing that flushes and neutralizes road salt before warm weather compounds the damage.

Complete Pressure Washing & Power Washing Services Across Markham

Driveway Pressure Washing Markham

Professional Driveway Cleaning — Interlock, Concrete, Exposed Aggregate & Stamped Surfaces

Markham driveways represent some of the most varied and highest-value driveway materials in York Region. Standard concrete in older Markham Village and Unionville properties. Premium interlock systems in Angus Glen, Cathedraltown, and Berczy. Exposed aggregate in Cornell and Swan Lake. Stamped and pattern concrete in Greensborough and Box Grove new builds. Each surface type has specific cleaning requirements that must be matched to the material — and getting this match wrong causes damage on premium surfaces that repair costs cannot always fully address.

Our Markham driveway pressure washing uses commercial-grade rotary surface cleaning equipment that delivers uniform, streak-free coverage across every square foot simultaneously. No fan patterns. No uneven coverage. Consistent results from the street edge to the garage door. For Markham’s premium interlock systems, we calibrate pressure to interlock-safe levels and use rotary technique specifically appropriate to paver cleaning — delivering deep cleaning results while protecting the joint sand integrity that prevents interlock settling.

What We Remove From Markham Driveways

• Road salt and de-icing residue from York Region’s winter road maintenance
• Motor oil, hydraulic fluid, and vehicle fluid stains
• Tire rubber marks and brake dust deposits
• Tannin and organic staining from Markham’s mature tree canopy
• Rust and mineral staining from irrigation systems
• Moss, algae, and weed growth at expansion joints and interlock seams
• Construction silicates and concrete splatter on Box Grove and new build properties
• Atmospheric grime and Highway 407 corridor particulate film

Driveway Surface Types We Handle in Markham

Concrete driveways · Premium interlock and paver systems · Exposed aggregate driveways · Stamped and pattern concrete · Natural stone driveway aprons · Asphalt driveways

Patio & Outdoor Surface Pressure Washing Markham

Patio Cleaning Markham — Premium Interlock, Natural Stone, Concrete & Pool Surrounds

Markham homeowners invest significantly in their outdoor living spaces — custom interlock patio systems in Angus Glen and Cathedraltown, natural stone terracing on executive Berczy properties, multi-level entertainment areas in Unionville’s established heritage homes, and the standard concrete patios that characterize Cornell and Greensborough family properties. Each accumulates contamination specific to its location, material, and exposure — and each requires different technique to clean effectively without damage.

For Markham’s premium interlock patio systems, we use precision low-pressure rotary technique that protects polymeric joint sand integrity while achieving a deep, colour-restoring clean. Natural stone and flagstone surfaces receive soft wash or reduced-pressure treatment with chemistry appropriate for the stone type. Concrete patios and pool surrounds receive full rotary pressure cleaning calibrated for the surface material.

Pool deck cleaning is available for Markham properties with in-ground pools — addressing calcium scaling from pool water splash, sunscreen residue, and biological growth that concentrates around pool perimeters through the swimming season.

Deck Cleaning & Power Washing Markham

Deck Power Washing Markham — Cedar, Composite, Hardwood & Multi-Level Deck Systems

Markham’s four-season climate creates a consistent deck deterioration cycle. Winter freeze-thaw cycles force moisture into wood grain. Summer UV exposure grays and dries wood fibre. Spring humidity activates mold and mildew dormant through winter. By mid-season, decks in Markham’s established tree-canopy neighbourhoods — Unionville, Markham Village, and Berczy in particular — show tannin staining from surrounding trees layered on top of the standard seasonal biological growth, accelerating surface aging beyond what the calendar age of the deck would suggest.

Our deck power washing service in Markham uses pressure calibrated to the specific decking material. Cedar and pressure-treated lumber receive low-to-medium pressure that lifts embedded organic matter and mildew from wood grain without raising the surface. Composite decking — prevalent across Markham’s newer subdivisions and executive properties — receives manufacturer-appropriate technique that cleans effectively without voiding composite surface warranties. Multi-level deck systems in Angus Glen and Cathedraltown receive systematic, level-by-level cleaning using appropriate technique for each surface zone.

Deck cleaning is also the mandatory first step before any refinishing, staining, or re-sealing project. New finish products will not bond correctly to contaminated deck surfaces — making professional pre-cleaning a prerequisite for any Markham homeowner planning deck restoration work.

Deck Surface Types We Clean in Markham

Pressure-treated lumber · Cedar and hardwood decking · Composite decking (Trex, TimberTech, Fiberon, Deckorators) · Multi-level estate deck and terrace systems · Pool surround and hot tub platform surfaces · Covered porch and pergola floors

House Washing Markham — Exterior Soft Wash Services

Full Exterior House Washing Markham — Soft Wash for Brick, Vinyl, Stone & Stucco

Markham’s residential architecture spans multiple construction periods and material generations. Unionville’s heritage homes feature original brick from the 1800s and early 1900s with lime-based mortar. Markham Village’s established properties mix brick, painted wood, and early vinyl. Cornell’s family communities are predominantly modern vinyl siding and hardie board. Angus Glen and Cathedraltown’s executive properties feature natural stone veneer, premium stucco, and custom architectural cladding. Box Grove’s new builds use modern vinyl, brick, and mixed-material systems.

Each of these exterior materials requires a different cleaning method — and our house washing in Markham uses a professional soft wash system for all biological contamination on coated and sensitive exterior surfaces. Low-pressure application (under 500 PSI) of biodegradable cleaning solution kills algae, mold, and mildew organisms at the cellular level before rinsing completely clean. For Markham’s Unionville and Markham Village heritage properties, we use reduced-pressure or soft wash technique specifically assessed for lime-based mortar and original brick face condition.

What Our Markham House Washing Covers

• Vinyl siding cleaning and black algae streak removal
• Heritage brick exterior washing with lime mortar-safe reduced pressure
• Natural stone and stone veneer facade soft washing
• Stucco and textured exterior surface washing
• Hardie board and fibre cement exterior cleaning
• Soffit, fascia, and eavestrough exterior surface cleaning
• Foundation wall and lower cladding tannin stain removal
• Window surround, trim, and architectural casing cleaning

Fence Washing Markham

Fence Cleaning Markham — Wood, Vinyl, Metal & Decorative Fencing

Residential fencing across Markham’s communities develops biological staining at a rate influenced by the specific neighbourhood’s exposure to the city’s tree canopy and Rouge corridor moisture. Wood privacy fencing in Unionville, Markham Village, and Berczy’s older neighbourhoods develops accelerated mold and mildew growth from the organic matter of surrounding mature trees. Vinyl fencing in Cornell and Greensborough’s newer communities develops oxidation and atmospheric black streak staining. Decorative aluminum and metal fencing on Angus Glen and Cathedraltown executive properties accumulates surface oxidation at connection points.

We clean each fence material with the correct technique — low-pressure soft wash for vinyl and cedar, deck-safe pressure for wood privacy fencing, rotary cleaning for metal and aluminum. Results are restored rather than just temporarily rinsed.

Roof Soft Washing Markham

Safe Roof Cleaning Markham — ARMA-Approved Algae, Moss & Lichen Treatment

The dark streaking visible on Markham rooftops across Unionville, Berczy, and Markham Village is Gloeocapsa Magma — an airborne algae organism that feeds on the limestone filler in asphalt shingles and spreads across roof surfaces through wind and moisture. In Markham, the combination of the city’s mature tree canopy limiting UV exposure on north and west-facing roof planes, and the elevated moisture in the Rouge River corridor, creates conditions where this organism establishes and spreads faster than in more open or drier GTA communities.

Left untreated across multiple seasons, Gloeocapsa Magma progressively strips shingle surface granules, shortens shingle service life, and in most cases voids the manufacturer’s shingle warranty. Moss colonies — particularly prevalent on Markham properties in shaded Unionville and Berczy lots — physically lift shingle edges and create water infiltration pathways.

Our roof soft washing in Markham applies professional-grade algaecide solution at under 500 PSI — the Asphalt Roofing Manufacturers Association (ARMA) recommended method — killing biological organisms at the root without stripping granules or voiding warranties. This is the only method that produces lasting results in Markham’s moisture-influenced environment.

Markham Roof Soft Washing Covers

• Gloeocapsa Magma algae dark streak removal across all roof planes
• Moss colony treatment and removal
• Lichen removal and long-term prevention treatment
• Shaded north-facing roof plane specialist cleaning
• Rouge River corridor properties — elevated biological growth profile
• Pre-sale roof cleaning for Markham listing preparation

Commercial Pressure Washing Markham

Commercial Power Washing Markham — Retail, Office, Industrial & Plaza Properties

Markham is one of Ontario’s most active commercial and technology cities — home to over 1,000 technology companies, major corporate offices along the Highway 7 East corridor, extensive retail in the Markham Town Centre and First Markham Place areas, and significant industrial activity in the Woodbine and Denison industrial parks. Commercial properties across all of these zones require consistent exterior cleaning to maintain professional presentation standards in one of York Region’s most competitive commercial real estate markets.

Peach Windows provides commercial pressure washing in Markham for retail storefronts and restaurant exteriors, commercial plaza and shopping area walkways, office and corporate building facades, technology campus and industrial building exteriors, and multi-unit residential common areas across the city.

Retail & Restaurant Commercial Cleaning Markham

Storefront facade and customer entrance area washing · Restaurant and food service exterior cleaning · Patio and outdoor dining area washing · Plaza walkway and common area maintenance · Shopping centre exterior and entrance cleaning · Customer parking area pressure washing

Office, Corporate & Industrial Property Washing Markham

Office building and corporate campus exterior washing · Technology park building exterior cleaning · Industrial building facade and warehouse exterior pressure washing · Loading dock and bay area cleaning · Fleet and equipment washing · Parking lot and surface pressure cleaning

Scheduled commercial washing contracts are available for Markham property managers, business owners, and corporate facility managers.

Post-Construction Pressure Washing Markham

New Build Cleaning Markham — Box Grove, Cornell North & Developing Communities

Markham’s active new residential development — Box Grove, Cornell North, Greensborough’s expansion areas, and the growing communities east of Donald Cousens Parkway — generates consistent demand for post-construction exterior cleaning. New builds deposit construction silicates, concrete splatter, mortar residue, and paint overspray on driveways, walkways, and exterior wall surfaces that require targeted chemical pre-treatment before pressure washing to fully remove.

We offer post-construction exterior cleaning for new Markham homeowners, residential developers, and general contractors — using construction-specific pre-treatments and technique to restore new build exterior surfaces to their intended finished appearance.

Pressure Washing vs. Soft Washing in Markham — The Right Method for Every Surface

Why Markham’s Premium Interlock & Heritage Properties Make Method Selection Critical

Markham’s combination of premium interlock systems in executive communities and heritage masonry in Unionville and Markham Village means that incorrect technique causes disproportionate consequences here — whether it’s interlock joint sand erosion on a $30,000 driveway system or mortar erosion on an irreplaceable Unionville heritage home.

When Pressure Washing Is the Right Choice in Markham

High-force water (1,500–4,000 PSI) is appropriate for Markham’s concrete driveways and walkways, stone patios and pathways, brick walls with modern mortar, wood decking with appropriate pressure calibration, and commercial hard surfaces. The physical force does the cleaning work on these durable surfaces.

When Soft Washing Is Essential for Markham Properties

Low-pressure water (under 500 PSI) combined with biodegradable cleaning solution is required for Markham’s vinyl and modern siding, heritage brick with lime mortar, natural stone facades, painted exterior surfaces, asphalt roofing, composite decking, and all biological contamination on any surface. For Markham’s high concentration of interlock driveway and patio systems, soft washing or precision reduced-pressure rotary cleaning protects the joint sand integrity that separates a well-maintained interlock system from one requiring restoration.

The Biological Contamination Advantage in Markham’s Urban Tree Environment

Markham’s mature urban forest — particularly in Unionville, Berczy, and Markham Village — creates biological growth conditions that make the soft wash advantage particularly clear. Organisms displaced by pressure washing re-establish on cleaned surfaces within the same season in tree-canopy-adjacent environments. Organisms killed by soft washing’s algaecide chemistry stay eliminated through the season. Any company that pressure washes Markham siding or roofing is delivering results that deteriorate within weeks in this environment. We never do.

Markham Neighbourhoods & Communities We Serve

Unionville & Heritage Markham

Unionville historic village core · Main Street Unionville heritage properties · Toogood Pond area residences · Unionville residential streets · Kennedy Road Unionville corridor · McCowan Road area properties

Markham Village

Markham Village historic downtown · Church Street corridor · Highway 7 corridor properties · Markham Road residential streets · Old Markham Village heritage homes

Cornell

Cornell master-planned community · Highway 7 East Cornell corridor · Donald Cousens Parkway area · Cornell Centre commercial zone · Cornell townhouse communities

Angus Glen & Cathedraltown

Angus Glen Golf community residential enclave · Cathedraltown luxury residential properties · Woodbine Avenue corridor executive homes · 16th Avenue North estate properties

Berczy & Swan Lake

Berczy Village established residential streets · Swan Lake residential community · Major Mackenzie Drive East corridor · 9th Line area properties

Box Grove & Greensborough

Box Grove residential development areas · Greensborough established community · Donald Cousens Parkway new build corridor · Rouge National Urban Park adjacent properties

Commercial & Business Districts

Highway 7 East technology and office corridor · Markham Town Centre retail zone · First Markham Place commercial area · Woodbine industrial park · Denison Street industrial zone · Warden Avenue commercial corridor

Don’t see your Markham neighbourhood? We cover every address within Markham’s boundaries — call us to confirm your service area.

Seasonal Pressure Washing Guide for Markham Property Owners

Spring — April & May (Highest Demand Season — Book in March)

Spring is Markham’s most important and highest-demand pressure washing season. York Region road salt residue needs to be flushed from driveways and interlock before warm weather compounds surface damage. Tannin and organic deposits from the previous fall’s tree activity need to be cleared from patios and walkways. The year’s first biological growth activation on siding, decking, and roofing requires professional attention before it embeds deeper through the warm-weather season.

Markham’s spring demand is particularly concentrated in April and May — driven by the combination of pre-listing activity in one of Ontario’s most active real estate markets, road salt cleanup requirements across the city’s premium driveway systems, and the outdoor season preparation that drives deck, patio, and house washing demand simultaneously. We strongly recommend booking in March for April and early May appointments.

Early Summer — June (Deck, Patio & Pool Preparation)

Late May and June bookings are ideal for Markham homeowners preparing outdoor living spaces for the entertaining season. Deck and patio cleaning before July ensures maximum enjoyment from Markham’s outdoor season. Pool surround cleaning is best scheduled before pool opening. Post-construction cleaning on Box Grove and Cornell North new builds peaks in late spring and early summer as new homeowners move in and assess their properties.

Fall — September & October (Pre-Winter & Active Listing Season)

Fall cleaning addresses the summer’s biological accumulation from Markham’s urban tree canopy, tannin deposits from early leaf fall in Unionville and Berczy, and outdoor living surface wear before the freeze cycle bonds everything to exterior surfaces for winter. Markham’s fall real estate market is one of York Region’s most active — pre-listing exterior cleaning packages are heavily in demand from September through mid-October as homeowners prepare properties for market.

Winter — November to March (Available on Above-Freezing Days)

We offer selective pressure washing on above-freezing days (5°C+) through Markham’s winter. Driveway washing and house washing are achievable on appropriate winter days. Contact us to check current scheduling availability and confirm winter service logistics.

More Peach Windows Services — Markham & Across York Region

Other Services We Offer

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Pressure Washing Markham FAQ

Is pressure washing safe for premium interlock driveways in Angus Glen and Cathedraltown?

Yes — when proper technique is applied. Interlock cleaning requires significantly lower pressure than standard concrete cleaning to avoid displacing polymeric joint sand between pavers. We use commercial-grade rotary surface cleaners calibrated to interlock-safe pressure levels for all Markham interlock surfaces. If joint sand loss has already occurred on your driveway, we’ll assess the extent and advise on re-sanding as a follow-up step. We never apply wand or high-pressure technique to interlock surfaces — rotary equipment at calibrated pressure is the only method that delivers consistent, joint-safe results.

Can you remove tannin staining from my Unionville or Berczy patio and driveway?

Yes. Oak and maple tannin staining on concrete, interlock, and natural stone responds well to targeted alkaline pre-treatment applied before pressure washing. The pre-treatment chemically breaks down the tannin compound — allowing full removal rather than surface smearing. Multi-season deeply embedded tannin in porous concrete or natural stone may require more aggressive treatment, which we assess and communicate honestly before starting any work.

How does the Rouge River corridor affect exterior cleaning needs for nearby Markham properties?

Properties near the Rouge River corridor — including Box Grove, Rouge, and eastern Markham residential communities adjacent to Rouge National Urban Park — experience elevated ambient humidity from the river system and surrounding natural environment. This moisture accelerates the biological growth cycle on siding, roofing, and deck surfaces. Soft washing is particularly important for these properties because it kills biological organisms rather than displacing them, producing results that hold through the season in the Rouge corridor’s moisture-rich environment where displaced organisms re-establish rapidly.

Is pressure washing safe for Unionville’s heritage brick homes?

Yes, with the correct method. Unionville’s heritage residential and commercial properties feature lime-based mortar that is more fragile than modern cement mortar and requires reduced-pressure or soft wash technique. We assess the mortar condition and brick face before starting any work and use technique calibrated to the material’s state and construction period. We never apply standard driveway-level pressure to heritage Unionville masonry without a specific pre-cleaning surface evaluation.

Do you offer post-construction pressure washing for new builds in Box Grove and Cornell?

Yes. Post-construction cleaning is a service we specifically offer for Markham’s active development communities. New builds in Box Grove, Cornell North, and all of Markham’s developing residential areas leave construction silicates, concrete splatter, and mortar residue that require targeted chemical pre-treatment before pressure washing — not just a standard rinse. We provide this service for new homeowners, residential developers, and contractors across Markham’s growth areas.

Do you offer commercial pressure washing contracts for Markham technology companies and office buildings?

Yes. We provide scheduled commercial washing contracts for Markham corporate facility managers, property management companies, and business owners along the Highway 7 technology corridor and all of Markham’s commercial and industrial zones. Contracts are available on monthly, quarterly, and seasonal schedules. Contact us to discuss a commercial maintenance plan for your Markham property.

How far in advance should I book spring pressure washing in Markham?

For April and May appointments, we recommend booking in March. Markham is one of our highest-volume spring service areas — driven by the combination of premium interlock cleanup requirements, pre-listing season activity in York Region’s most competitive real estate market, and the concentrated demand for deck and patio cleaning before the outdoor season opens. Early March booking is strongly recommended for April availability across all of Markham’s communities.

Can you clean composite decking on Markham properties without voiding the warranty?

Yes. Composite decking manufacturers specify maximum pressure levels and approved cleaning methods in their warranty documentation. We clean composite decking using pressure and technique within manufacturer specifications for all major composite brands including Trex, TimberTech, Fiberon, and Deckorators. If you have documentation for your specific composite product, we’ll review it before cleaning. Our technique for composite surfaces leaves the surface clean without compromising the warranty — something that high-pressure wand cleaning frequently does.

What Markham Homeowners Say About Peach Windows

“We have a large premium interlock driveway and backyard courtyard system in Angus Glen. I was very specific about joint sand — a previous company had damaged our patio joints. Peach Windows assessed the interlock first, used rotary equipment at calibrated pressure, and every inch came out perfectly clean with the joint sand completely undisturbed. They’ve earned a permanent booking.” — Helen C., Angus Glen, Markham ⭐⭐⭐⭐⭐

“Unionville heritage brick home. I’d avoided professional pressure washing for years out of concern for the mortar. The Peach Windows team assessed the brick and mortar condition before starting, explained their reduced-pressure approach, and the result is the cleanest this house has looked in the 15 years we’ve owned it. Zero damage anywhere. Finally found a company I trust.” — Richard T., Unionville, Markham ⭐⭐⭐⭐⭐

“Booked for pre-listing exterior clean in Berczy — driveway, front patio, full house soft wash, and back deck. The tannin staining on the patio from our oak trees came out completely after pre-treatment. Our agent said the listing photos were significantly better than neighbouring properties. Sold in 6 days above asking. Well worth the investment.” — Jennifer K., Berczy, Markham ⭐⭐⭐⭐⭐

“New build in Box Grove had construction splatter all over the driveway and front walkway that we couldn’t remove ourselves. Peach Windows pre-treated everything and pressure washed it completely clean. The property finally looks finished. Highly recommend for anyone moving into a new build in Markham.” — Omar A., Box Grove, Markham ⭐⭐⭐⭐⭐

Book Your Markham Pressure Washing Service — Expert Results Across Every Community

Whether you need premium interlock cleaning in Angus Glen, heritage soft washing in Unionville, deck and patio restoration in Berczy, post-construction cleaning in Box Grove, commercial property maintenance along the Highway 7 corridor, or a full pre-listing exterior package anywhere in Markham, Peach Windows delivers professional exterior cleaning with the technique, equipment, and surface knowledge this city’s properties deserve.

Spring booking slots fill quickly across Markham. Contact us now to secure your appointment.

📞 Call: 416-347-2463 📧 Email: info@peachwindows.ca 📍 Serving: All Markham Neighbourhoods | Unionville | Cornell | Angus Glen | Berczy | Box Grove | York Region

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