DEFY Composite Deck Cleaner - Biodegradable, Removes Dirt & Grime, Safe for Plants - 2 lb Container

An editorial review of the deck cleaner suggests mixed reception. While some users found the product to work effectively in removing dirt, mold, and mildew from their composite decks, others were disappointed with its cleaning performance. The product is said to work best after allowing it to sit for the recommended time before using a power washer, achieving satisfactory results. However, some users found it to be less efficient and only achieving minimal cleaning. It's noted that the product's results can vary, with some users mentioning that it cleaned around 15% of the dirt off the surface before power washing. Despite this, others expressed satisfaction with the product's effectiveness, mentioning that it removed mold from their old Trex decking. A user recommended using the brush recommended for the product, as it required significant effort to get rid of the mold but yielded satisfactory results. Overall, the product garnered mixed reviews, with some users finding it effective and others feeling it was inefficient.