
Improves natural light and indoor brightness
Prevents mould, algae, and mineral buildup
Reduces risk of seal deterioration and leaks
Enhances home energy efficiency
Preserves property value and curb appeal


Inspect flashing and sealant for early signs of wear
Clear nearby roof debris (leaves, moss) every few months.
Use a soft, low-pressure rinse between professional cleans to remove pollen and dust.
Schedule a professional clean at least once per year, ideally before winter rain sets in.
Our team safely cleans and maintains:
Each surface requires the right pressure and solution. Our team uses gentle, non-abrasive tools and Green Seal approved cleaners to protect your glass and environment.
Comprehensive coverage protects your property and tenants on every job. Full WorkSafeBC compliance with all safety protocols followed. Insurance certificates and documentation provided upon request for board meetings or management requirements.
Biodegradable, non-toxic cleaning products that are completely safe for tenants, pets, children, and landscaping. Streak-free results without harsh chemicals or strong odors that disrupt your property.
Water-fed pole technology allows us to safely clean buildings up to 4 storeys without ladders or scaffolding. All commercial-grade equipment is regularly maintained to ensure consistent, high-quality results every time.
Background-checked, professionally trained team members who show up on time, every time. We respect your property, communicate clearly, and build long-term relationships with our commercial clients across Metro Vancouver.

CEO & Founder
Aidan Bar-Lev-Wise is the Founder and Owner of WashTech, a Vancouver-based company specializing in professional exterior property maintenance for residential and commercial clients across the Lower Mainland. With a reputation built on reliability, safety, and service excellence, Aidan leads WashTech with a clear mission — to deliver trusted, detail-oriented solutions that protect and elevate every property.
Professional exterior cleaning for oceanfront homes, estates, and businesses across West Vancouver.

Professional exterior cleaning for Vancouver’s vibrant seaside neighbourhood.

Reviving the charm of New Westminster’s homes and businesses with expert exterior cleaning services trusted for quality, care, and lasting results.

Bringing professional-grade exterior cleaning services to the heart of Lions Bay.

Between mountain mist and ocean air, North Vancouver homes face challenges no other city does - constant rain, tree pollen, and salt spray that cling to every surface.

Local, family-run technicians keeping Vancouver homes and businesses pristine with WorkSafeBC-aligned methods and gentle soft washing that protects stucco, Hardie and brick

Expert exterior cleaning that removes years of grime, protects your investment, and boosts curb appeal. Serving Metrotown, Brentwood, Deer Lake, and all Burnaby neighbourhoods.


Make your Vancouver home or business shine this season with WashTech’s professional holiday lighting and Christmas light installation services. We handle everything: from design and installation to maintenance and take-down, so you can enjoy a festive, stress-free holiday season.

Crystal-clear window cleaning for Vancouver homes; interior, exterior, and hard-to-reach glass up to six stories high. Our professional team leaves your windows streak-free, enhancing natural light and improving curb appeal in the city’s often rainy climate.

Comprehensive gutter cleaning service, from traditional methods to our ladder-free vacuum system; ideal for properties with tighter lot lines and heavy foliage. We remove debris, flush downspouts, and help protect your home from costly water damage caused by the region’s frequent rainfall.

Powerful, surface-safe pressure washing that cuts through grime, mold, and stubborn stains on concrete, siding, and hardscapes. Perfect for Vancouver driveways, sidewalks, and building exteriors exposed to the city’s damp, coastal environment.

Gentle house washing, a low-pressure, eco-friendly method that safely eliminates mold, mildew, and algae from your home’s exterior. This approach is especially effective in Vancouver’s moist climate, protecting delicate materials like stucco, brick, and vinyl while restoring a fresh, clean look.

Across Vancouver, new 4–6 story apartments and mixed-use properties are being built with storefronts, underground parking, and glass features. These busy buildings require consistent care to stay sharp, safe, and tenant-ready. WashTech maintains several such properties year-round and partners with property managers to keep them looking their best.

Deep-cleaning for outdoor surfaces, including driveways, patios, and siding- removing dirt, organic buildup, and stains without damage. Our services help Vancouver homeowners and businesses maintain properties that look their best despite the region’s challenging weather conditions.
Once a year for residential homes, or twice for commercial buildings exposed to trees, moss, or coastal air. CMHC
recommends annual exterior maintenance in coastal climates to prevent envelope failure.
Yes. We clean both interior and exterior surfaces using gentle, streak-free methods.
Absolutely. Our crew uses harnesses, roof anchors, and water-fed poles to clean safely at height.
Yes. We only use biodegradable, non-acidic detergents approved for glass, polycarbonate, and sealant-safe applications.
Yes. Professional skylight cleaning allows technicians to identify and remove debris that can trap moisture around seals or flashing. In Vancouver’s wet climate, this preventive care significantly reduces the risk of leaks and structural water damage over time.