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Siding & Window Vault
SERVICED ZIP CODES:98043

Decking Replacement · Mountlake Terrace, WA · Snohomish County

Decking replacement in Mountlake Terrace, WA — new boards on a frame we've verified.

Mountlake Terrace decks are mostly later additions — the original 1950s houses came small, and the decks bolted on in the decades since meet seventy-year-old walls. We replace the decking and railing on structurally sound frames, and flash the house connection like the wall penetration it is.

  • ✓ Frame Probed Before Quoting
  • ✓ Ledger Flashed to Siding Standards
  • ✓ Trex · TimberTech · Fiberon · Cedar
Side elevation with the upper deck and new HardieTrim fascia — Siding & Window Vault project in Anacortes, WA
ADD-ON SERVICE

Free Decking Estimate in Mountlake Terrace

*Often bundled with siding & window projects

Free on-site assessment — frame inspected, composite and cedar quoted side by side.

Google4.9/5 Rating
GuildQuality5/5 Rating
Better Business Bureau — A+ accreditedA+ Rating
No obligation, no pressure
WA License #SIDINV*787PJLicensed, Bonded & InsuredJames Hardie Elite ContractorWorkmanship Warranty Included4.9/5 · 165+ Reviews
RESURFACING

Deck Resurfacing on Your Existing Frame

Here's the honest economics of Mountlake Terrace decks: the boards fail long before the frame does. The decks here are mostly younger than the 1950s houses they're bolted to, and their pressure-treated joists often have decades left even as the cedar boards gray, splinter, and go soft within 15–20 wet years. Resurfacing — new decking and railing on your existing frame — captures that difference, typically saving thousands over a full rebuild.

To be clear about what we do: we replace decking on existing, structurally sound frames — we don't build new decks from the ground up. The frame verdict comes first: we probe joists, posts, and the ledger connection before quoting. If the structure passes, you get composite-ready spacing corrections and new boards. If it doesn't, we tell you straight — new boards on a rotting frame is the one project we won't sell.

The detail most Mountlake Terrace decks get wrong is the ledger — the board bolting the deck to your house, and here that usually means an add-on-era ledger meeting an original 1950s wall that was never flashed for it. Water that gets behind it rots the house wall itself, which turns a deck project into a rot restoration. As a siding contractor, we flash that connection to wall standards, not deck-builder shortcuts.

The Frame Check
Joists probed for rot at every bearing point
Posts and footings checked for settlement
Ledger connection inspected from both sides
Joist spacing verified for composite specs
Composite in Moss Country

Capped composite is the default recommendation under Mountlake Terrace's mature street canopy — no stain cycle, no splinters, and moss can't root in the polymer shell. Cedar stays on the menu for purists who accept the maintenance; we quote both honestly.

LICENSED · BONDED · INSURED
WA #SIDINV*787PJ
BOARD OPTIONS

Decking Brands We Install in Mountlake Terrace

Three capped-composite lines plus cedar — samples in hand at your estimate, quoted side by side.

Trex Decking

The market leader — widest availability and color range, strong mid-tier value.

TimberTech Decking

Premium capped lines including cooler-running PVC boards for sun-exposed decks.

Fiberon Decking

The value play — hardwood looks and four-sided capping, often under the big two.

Cedar Decking

The traditional Northwest board — beautiful, repairable, and honest about its upkeep.
Top-Rated Local Contractor
By Verified Reviews
165+
REVIEWS · ALL PLATFORMS
100%
LOCAL PNW CREW
4.9
AVERAGE RATING
5
COUNTIES SERVED
FAQ

Decking Questions From Mountlake Terrace Homeowners

Deck size, board choice, and railing drive the number — composite costs more per square foot than cedar but ends the stain cycle. Because we reuse your sound frame, resurfacing typically runs well below a full rebuild. The free assessment gives you a firm, itemized figure — and where an add-on deck meets an original 1950s wall, it includes the ledger inspection that matters most.

What Every Decking Replacement Project Includes

No good-better-best games — every project gets the full scope, spelled out line by line in your bid.

Existing frame inspected and verified first
Corrosion-rated hardware upgrades
Hidden fasteners where the product specs them
Railing rebuilt to current code
Ledger flashing checked — the #1 deck failure point
Fascia and skirting finished clean
Old decking hauled away
Final walkthrough before we call it done
WORKMANSHIP WARRANTY INCLUDED

If our installation fails, we come back and make it right. The warranty terms are spelled out in your bid — ask us for the current details.

Licensed, Bonded & Insured · WA #SIDINV*787PJ

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4.9/5· 165+ reviews

A Deck That Survives Moss Country

A free assessment at your Mountlake Terrace home — frame probed, composite and cedar quoted honestly.

Brands we install
Chosen to fit your home and budget
James HardieMilgard Windows & DoorsAndersen Windows & DoorsPly Gem Windows & DoorsLP SmartSideTrex composite deckingGAF roofingCodel Doors