Periodic cleaning of our WPC decking is suggested, even if it appears clean, is important to prevent the build-up of pollen/debris that can cause mold. If unsure about the product being used to clean/remove stains from your deck, it is recommended that you test a small area in an inconspicuous place to determine if the product will cause any unwanted discoloration. Using a spray nozzle may use commercial pressure washers to remove stains, ground in dirt, or mold. Don not use steam nozzle. Use cold water and keep the spray nozzle at least one foot away from the deck. The use of a pressure washer with a greater than 1500 PSI and / or applied closer than 10 from the deck surface could damage the decking surface and result in a loss of warranty coverage.
Clean the decking to remove dirt or debris by using soap, hot water and a stiff bristle.
Use conventional wood washes or cleaners that contain bleach and detergent (refer to Mold Technical Bullet in).
All colored chalk lines are permanent except white. Scrubbing the area with hot soapy water with bleach may dislodge some of the chalk
Calcium chloride or rock salt, available in many home centers, will melt ice on decking. Rinse off when first practical
Use a cleaning product containing oxalic or phosphoric acid base to lighten or remove the rust or dirt. Product may need to sit on stain 10-15 minutes
Scrub in a household-degreasing agent as soon as the stain occurs. Rinse with hot water.
Mix bleach into hot water according to the bleach-packing label. Scrub the stain lightly and rinse thoroughly. The stain may not disappear entirely and rinse thoroughly. The stain may not disappear entirely
Inks may be permanent. However, scrubbing with hot soapy water may lighten the stain. Rinse thoroughly
