FIRESTONE WATER BLOCK SEALANT(0)No Reviews yet Pinit £14.14 Quantity discounts available QuantityPrice SKU: FSWBS Free Delivery 27 Available Pickup in Depot - FREE! Select Depot to check availability. Quantity -+ Add to Basket Details Water block sealant for use behind the EDPM only when terminating the membrane into a brock chase. Details Back DetailsWater block sealant for use behind the EDPM only when terminating the membrane into a brock chase. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review