Portland & Vancouver Patio & Deck Waterproofing Contractors
Keep your deck and property in good condition with our waterproofing service
You can always count on wet weather in Portland & Vancouver!
At Rock Solid Waterproofing, our specially trained technicians are here to help. As a premier Portland & Vancouver deck waterproofing contractor, we work with homeowners and commercial property owners to waterproof and resurface balconies, decks, and patios.

Why choose Rock Solid Waterproofing?
Exceptional Results
Excellence Delivered
Master Craftsmanship
Precision At Work
Family-Owned & Operated
A Legacy of Trust and Care
Innovative Solutions
We fix the root problem!
Our patio, balcony & deck waterproofing services
Our specialized team offers a variety of treatments and options here in the Portland and Vancouver area. As a premier deck waterproofing contractor, our deck and patio waterproofing services are flexible and can be customized to meet your exact needs.
Westcoat
Decks & patios can become stained and discolored overtime when left to exposed elements. Westcoat systems will help prolong the life of your substrate or revitalize older surfaces allowing you to maintain the look and feel you desire.
Westcoat Deck Coating Systems
MACoat System
The MACoat system is a high-performance waterproof coating designed specifically for concrete surfaces. Backed by a 5-year warranty, the MACoat system ensures long-lasting durability and peace of mind.
ALX System
The ALX system is a top-tier waterproofing solution designed for plywood surfaces, offering both strength and style. With a 10-year warranty, this system guarantees long-lasting protection and exceptional performance.
ALX Pro
For maximum durability and extended protection, the ALX Pro system is the ultimate waterproofing solution for plywood surfaces. Backed by an impressive 20-year warranty, it’s our longest-lasting solution, ensuring your decks and balconies remain protected for decades.
Case Studies
Bertola Deck Coating
This customer had two decks that were outdated, unsightly, and causing water damage to their home.
Bonnah Basement Leak
Even though this was a brand-new basement addition to the house and constructed according to the current building code, water was leaking from both the cold joint and cracks in the concrete floor.
Tworek Residence
The flat roof over the garage was old and the asphalt tar coating was excessively cracked.
Jackson Basement Leak
This young couple purchased a flip home a couple of years ago for which the seller had no disclosures regarding water problems.
Decorative Concrete Flooring
This customer has become very successful and has approximately 28,000 employees in their business.
Decorative Waterproof Deck - Camas, WA
The existing deck had dry rot where the house connected to the framing, which caused a threat to the deck structure.
Manor Grange Basement
Due to a very high water table in the Battle Ground area, Manor Grange had water intrusion underneath the basement floor any time there was heavy rain.
Evergreen Equity Floor
The client bought a dilapidated building in downtown Vancouver with the goal of renovating it into a combination real estate office in front and a photography studio in the back.
Chalmers Deck
The existing tile was old and leaking water through the underlying concrete into the basement below.
Skyline Blvd Residence
The suspended concrete parking deck had cracked over time with settling and movement, allowing water to leak through to the steel framing underneath and building up rust.
Red Lion Hotel Patio
The asphaltic membrane underneath the red tiles had failed, allowing water to leak through the cracks in the underlying concrete slab.
Humphrey Blvd Condominiums
Underneath the old deck boards which were cracking and breaking, the asphaltic membrane was failing and allowing water into the living space underneath.
Automotive Shop
The existing asphalt-based roof deteriorated and had a few small leaks.
Harrison Condominiums
The planter boxes are built on the main plaza deck on top of the underground parking garage.
Our Before & After Projects
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Results that make a difference
Deck & Patio Waterproofing FAQs
How do I know that my deck, balcony, or patio needs help?
- Rotting Wood
- Cracked Concrete
- Discoloration
- Sagging spots
Do you only waterproof decks?
No, our deck waterproofing contractors provide a variety of waterproofing services for your entire home. In addition to decks, we work on basements, crawl spaces, roofs, patios, and balconies.
How much weight does a deck waterproofing system add?
The premium Westcoat waterproofing system we use weighs about 2.5 lbs. per square foot. Because of its light weight, no structural changes to your deck or balcony are required.
Can you repair dry rot or other problems with my deck or balcony?
Yes, we are a fully licensed general contractor. We have the skills and experience needed to perform any needed repairs or structural alterations to your deck or balcony.
What types of deck & patio surfaces can you waterproof?
Our deck and patio waterproofing services are perfect for plywood or concrete decks – and we offer a variety of options for each. Our expert technicians can customer a waterproofing plan to meet the needs for your home in the Portland and Vancouver area.
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