Hard surfaces restored
Pressure Washing
High-pressure cleaning for concrete, pavers, walkways and other durable exterior surfaces where dirt has built up over the seasons.
Get a QuoteServices
Exterior Cleaning Services in Kent, Covington & Maple Valley
Pressure washing and soft washing for siding, roofs, hard surfaces and gutters — matched to the surface and quoted before we start.
Licensed
Insured
Local & Reliable
Free Estimates
Our Services
What we clean
Every job is quoted for your property and cleaned with the method that surface actually needs.
Low pressure, deep clean
Soft Washing
A low-pressure method with cleaning solutions that removes algae and organic growth without stressing siding, paint or shingles.
Get a QuoteWhole-exterior refresh
House Washing
Siding, trim, soffits and eaves cleaned from the ground up so the whole house looks cared for from the curb.
Get a QuoteMoss and algae removal
Roof Cleaning
Gentle roof cleaning that lifts the dark streaking and moss common in Western Washington while protecting your shingles.
Get a QuoteFlowing again
Gutter Cleaning
Debris cleared from gutters and downspouts so rainwater drains away from your roofline, siding and foundation.
Get a QuoteWhy Northline
Careful work, clear communication, no shortcuts
We built Northline around the things homeowners tell us they actually want from a contractor.
Attention to detail
Edges, corners and the spots most crews skip get the same care as the main surface.
Professional equipment
Commercial-grade washers, surface cleaners and soft wash systems matched to each job.
Property-safe methods
The right pressure and solution for siding, roofing, paint and landscaping — never brute force.
Reliable communication
Clear scheduling, arrival windows you can plan around, and answers when you call.
Respect for your home
Careful setup and cleanup, with your property left the way you'd want it left.
Local ownership
Owner-operated and based right here in the Kent, Covington and Maple Valley area.
Straightforward pricing
A clear written estimate before we start. No surprise add-ons after the work is done.
Licensed & insured
Properly licensed and insured for residential and commercial exterior cleaning work.
Google Reviews
What our customers say
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Google review link coming soon.
Service Area
Serving Kent, Covington, Maple Valley & Surrounding Areas
Based locally and working throughout South King County. Not sure if you're in range? Ask — we'll tell you straight.
Kent, WA
Homes and businesses throughout Kent, from the valley to the East Hill neighborhoods.
Get a QuoteCovington, WA
Residential exterior cleaning across Covington's neighborhoods and nearby commercial properties.
Get a QuoteMaple Valley, WA
Moss, algae and roof cleaning for Maple Valley's tree-shaded streets and newer developments.
Get a QuoteSurrounding Areas
Nearby South King County communities — call or text to confirm we cover your address.
Get a QuoteReady to Restore Your Property?
Get a free, no-obligation estimate from Northline Property Solutions.