Tapered Sump Kits Protect roofs from ponding water which shortens the lifespan of a roof surface and puts unnecessary strain on the roof structure. Learn More Manufactured In & Shipped from New Jersey. Description United Tapered Sumps are a pre-cut sump that is...
Assorted Underlayments Learn MoreData Sheets United Asphalt manufactures various underlayments. United Glass Base Sheet is a fiberglass mat coated with Type IV asphalt. Glass Base Sheet is used as the base ply in hot, cold and torch applied built-up and modified...
