Trex composite decks are designed to look like natural wood decks, and we offer deck designs in a range of wood colors and stains. You won’t ever need to seal or stain the deck, and you certainly don’t have to (and shouldn’t) paint it.
How do you waterproof composite decking?
The best way to waterproof under your deck is with a deck drainage system installed during construction. A drainage system diverts water away from the joists and beams. An over-the-joist deck drainage system such as Trex RainEscape provides 100% protection from the damage caused by wood repeatedly getting wet.
What is the best sealant for composite decking?
DEFY Extreme Composite Deck Sealer (DEFY Composite Deck Sealer) is an extremely durable clear finish that helps to prevent the return of black stains on composite decks and protect against the damaging effects of water, fungi, and UV radiation on composite wood surfaces.
Can you protect composite decking?
Composite decking requires low maintenance especially when sealed properly. If you see any signs of mould or mildew returning, simply wash the surface of the deck with a composite decking cleaner and a scrub brush, hose it off, then let it dry. Once done, just apply a single coat of clear sealer as a maintenance coat.Is composite decking weather proof?
Composite decking is not waterproof but is water-resistant. Composite decking will absorb water if submerge or rained on for an extended period of time.
Can you power wash composite decking?
PRESSURE WASHING YOUR COMPOSITE DECKING Pressure washing is not usually recommended for composite decking. … Pressure washing too close or using too much pressure can be ruinous for your deck. Composite decking material is softer than natural wood and therefore can be “etched” more easily.
Why is my composite deck turning white?
Probably the first thing a homeowner will notice is white spots on the deck. These are exposed wood particles bleached by the sun and rain. This is a sure sign that the deck’s seal has been damaged.
Does composite decking get Mould?
Mold on Composite Decking is not uncommon. However, it should only occur on uncapped Boards, which do not have any additional protection ensuring the Boards interior is sealed to the elements.How do you maintain a composite deck?
- Redirect Downspouts. Don’t let rainwater runoff from your roof splash down on your composite decking. …
- Ventilate the Underside of your Deck. …
- Minimize Mulch. …
- Use Woven Rugs. …
- Unclog Gaps in Boards. …
- Sweep Often. …
- Remove Dirt and Salt. …
- Scrub Grease.
Clean your composite deck as often as needed, at least twice each year. If you decide to use a pressure washer, use extreme caution and use at pressures less than 2,500 psi at 12” above the deck surface.
Article first time published onHow do you make composite decking look new?
- Step 1: Pre-spray your deck. …
- Step 2: Spray with soapy water & scrub. …
- Step 3: Rinse thoroughly. …
- Step 1: Pre-rinse. …
- Step 2: Mix up your vinegar solution. …
- Step 3: Sprinkle baking soda. …
- Step 4: Rinse thoroughly.
Can you caulk composite decking?
Many builders agree that caulking, especially the gaps on decking, is a poor show of craftsmanship. … It is often used in wooden decking, but it may also work in composite decking. For this method, you will need to clean your patio from dirt and debris first.
When should I waterproof my deck?
Plan to seal your deck when temperature and time of day are ideal. Aim for a pleasant, not-too-windy day between 50 and 90 degrees Fahrenheit. Get to work in the morning, as the hot sun of a summer afternoon can cause sealant to evaporate quickly, preventing adequate absorption.
Is it OK for decking to get wet?
Standard wooden decking may be susceptible to rot if repeatedly exposed to heavy moisture, and if the boards get wet during a period of cold weather, the liquid that enters the wood can freeze and expand, causing the boards to crack.
Does composite decking leak?
Create cost-effective dry space underneath your decks with this new breed of decking. … Not only that, most of these systems also void most composite-decking product warranties. Finally, we’ve found that all of these systems eventually leak.
Why is my composite deck peeling?
Sunlight Issues A composite deck in full sun can quickly become too hot to walk on, and children and pets can suffer burns. … The surfaces of the decking boards can mottle and splinter, and the edges can peel.
What is bad about composite decking?
Composite decking materials are weaker than natural wood, so they cannot support their own weight and may begin to sag if they are not properly supported. As a result, composite decks require smaller joist spacing than traditional wood decks to provide additional support.
How long will Composite deck last?
Composite decking requires minimal upkeep and can last between 25 and 30 years. On average, plastic decking has a similar lifespan to composite decking and can last nearly 30 years.
Is Wet and Forget safe for composite decking?
“We used Wet and Forget on Trex composite decking, which had very heavy mildew stains. Nothing would touch it. Applied Wet & Forget twice a year, the staining is all but totally gone. … Use it twice a year every year and you will have a good looking composite deck.”
How do you get marks off composite decking?
For minor stains, gently scrubbing it with a soft-bristle brush and some soapy water will often do the job. If the stain persists, you could use stain-removing decking products. You could also try using vinegar and baking soda. However, avoid using abrasive chemicals, such as chlorine-based bleaches and cleaners.
How do you shine composite decking?
Spray deck with soap, then follow by gently scrubbing each deck board with a soft bristle brush. Spray/rinse each individual deck board using a fan tip no closer than 8-in (203 mm) from the decking surface. RINSE THOROUGHLY. If dirty water from cleaning is left to dry, a film will remain on the decking surface.
Are composite decks maintenance free?
Composite Decking For starters, composite decks are nearly maintenance-free. They don’t typically need sanding, sealing or staining. They do, however, require semiannual cleaning, which consists of a soapy water mixture and a low power washer or soft bristle brush.
How do I stop my decking going green?
White distilled vinegar: White vinegar is a popular natural cleaner that can be used both inside and outside. Simply combine one gallon of water with one cup of white vinegar and scrub the deck with the solution to remove algae, mold, and mildew.
How do you get green algae off a composite deck?
- Step 1: Make your cleaning solution. Fill a bucket with one gallon of warm water and ¾ cup of chlorine bleach. …
- Step 2: Apply the solution. After the solution has been mixed, pour it onto your deck and allow it to sit for 10-15 minutes.
- Step 3: Scrub. …
- Step 4: Rinse.
How do you remove black mold from a composite deck?
If you see mold on your deck, clean it with a commercial deck wash containing a detergent and bleach (the ingredient on the package might call it “sodium hypochlorite”). The bleach, Trex says, will remove the mold, but also could lighten the color of the boards.
Does a composite deck need ventilation?
Composite Decking requires Ventilation Literally putting a black spot on your deck. Ventilation under a deck will remove the damaging moisture keeping your composite decking looking great for many years.
Can I stain a composite deck?
Can you stain composite decking? The short answer: yes. While composite decks like Trex aren’t designed or required to be paintable or stainable, like their natural wood counterparts, first generation composite decking can and will accept paint under certain circumstances – if properly cleaned, prepped and primed.
Can I use vinegar on composite deck?
For a composite deck: Combine a half-cup of white vinegar or apple cider vinegar to ¼ a cup of baking soda with 1 gallon of water. Swab this mixture on the entire deck and rinse well with clean water. Avoid homemade deck cleaners or brighteners when using a pressure washer or power washer.
Should there be gaps in composite decking?
As temperatures fluctuate, composite deck boards will naturally experience thermal expansion and contraction. That’s why the board ends should never be installed tight against one another. There should always be a slight gap.
How do you seal between decking boards?
While you might be tempted to fill in gaps in your decking with wood filler or caulk, the natural movement of the boards can eventually cause the materials to break loose and make the gaps even worse. However, you can use rope to easily fill the gaps.
What is the gap between composite decking boards?
One of the most critical steps for properly securing composite decking in place is to make sure you have a 1/4-inch to 3/16-inch gap between the decking boards (don’t exceed 1/2 inch). This space is important for two reasons.
