Renu Cleaner WORKS ON ALL SURFACES: Incredible results on outdoor fabrics, patio furniture, PVC Fencing, composite decks, garage doors and even automotive floor mats CLEANS FOR AN ENTIRE SEASON: It removes mold, mildew, algae, oxidation, and chalkiness from your vinyl siding, vinyl shutters, patio furniture, composite decks, and all outdoor items AND keeps them clean for at least one entire season and often for two. SYNERGIZES COLOR RESTORATION PRODUCTS: The product not only cleans but helps prepare the surface for use with color restoration and color enhancement products like Vinyl Renu and Shutter Renu. Clean AND restore color to your siding, shutters, and other surfaces. MADE FOR PROFESSIONALS BUT AVAILABLE TO EVERYONE: The originally-designed product is now available to all consumers. Renu Cleaner Concentrate IS THE #1 Best cleaner for all outdoor products including vinyl siding, shutters, patio furniture, composite decking and much more. BEST ENVIRONMENTALLY FRIENDLY CLEANER: Contains Zero VOC. Renu Cleaner Concentrate is the most effective environmentally friendly cleaner on the market.