A balcony or deck that sits over a garage, bedroom, or living room is also a roof. Sun all year, salt air near the coast, and daily foot traffic wear down the surface until water starts finding its way in. Cozy Coatings installs waterproof deck coatings on balconies, decks, stairs, and walkways over plywood or concrete across Orange County, including second-story balconies over living space.
A waterproof deck coating is a layered system that goes over a prepared deck surface and forms a continuous waterproof membrane. It is not a paint or a sealer. The membrane is built up in layers and finished with a textured top coat for slip resistance and color.
Water usually gets in where the deck meets something else: walls, door thresholds, drains, stair edges, and plywood seams. A proper system pays close attention to those transitions and flashing details, not just the open surface. Plywood and concrete decks are prepared differently, so we will inspect the substrate and recommend the right system for your deck.
When a deck surface fails, water can soak the plywood and framing underneath, leading to dry rot, and leak into the ceiling or walls of the room below. By the time you see a ceiling stain, the problem has often been there a while. Strong sun breaks down worn coatings, and coastal homes also deal with salt air and marine moisture. Keeping the deck coating in good shape is one of the simplest ways to protect the structure and the living space below.
Cracks that give water a path in.
Peeling, bubbling, or flaking where the coating is losing its bond.
Worn smooth spots in high-traffic areas.
Soft or spongy areas, which can mean moisture has reached the plywood.
Water stains on the ceiling or walls below.
Keeps water out.
A continuous membrane helps protect the framing and rooms below.
Slip-resistant texture.
Better footing on balconies, stairs, and walkways.
Color options.
Pick a color that fits your home. Lighter colors usually stay cooler.
Easy to clean.
Sweep or rinse it off.
We check the surface, the substrate, drainage, and the transitions, then recommend the right system.
We clean the deck and remove loose or failing coating where needed. If we find soft plywood or other damage, we will tell you before any coating goes down.
Seams, edges, door thresholds, drains, and stair edges, where most leaks start.
Base layers build a continuous waterproof membrane across the deck.
We finish with a slip-resistant textured top coat in the color you choose.
Timing depends on the size of the deck, its condition, and the system it needs. We will give you a clear schedule at your free estimate, including when you can walk on it again.
We are based in Huntington Beach and work throughout Orange County and North County San Diego, including Huntington Beach, Newport Beach, Costa Mesa, Irvine, Fountain Valley, Westminster, Seal Beach, Laguna Beach, Dana Point, Corona del Mar, Mission Viejo, Tustin, Anaheim, Oceanside, and Carlsbad. See our full list of service areas.
Working at ground level too? See our patio and pool deck coatings, our acrylic concrete sealer for driveways and walkways, and our garage floor coatings.
Yes. Second-story balconies over living space are where waterproofing matters most. We will inspect the deck and its transitions and recommend the right system before any work starts.
Yes. We coat decks over plywood and concrete. The plywood needs to be solid and dry, so we check it during the inspection and will tell you if we find soft spots or damage.
No. A patio or pool deck coating goes on concrete at ground level. A waterproof deck coating is a membrane system built to keep water from getting through the deck into the structure or rooms below.
The system is finished with a textured top coat for slip resistance, so you get better footing on balconies, stairs, and walkways.
We accept cash, check, and all major credit cards. We do not offer financing. Estimates are free and done on-site.