Marine Mildew Block - 16.9 oz. Spray Bottle
For indoor and outdoor use to help prevent mildew growth. Safe to use on most surfaces above water line.
3M Mildew Block creates an invisible barrier that resists mildew and maintains the fresh, clean look of your boat. It works on virtually any marine surface above the water line including: canvas, carpeting, deck furniture, rub rails, sail fabric, seat cushions, showers, upholstery, vinyl windows, and more!
3M Marine Mildew Block is like a sealant for your boat! For the best protection, use this product on a new boat or a boat that has just been cleaned. The long-lasting coating will block the formation of new mildew.