Underlayments

Underlayments

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...
United Ice & Water Protector

United Ice & Water Protector

Ice & WaterProtector Learn MoreData Sheets Description United Ice & Water Protector is used as a shingle underlayment on critical areas such as eaves, valleys, ridges, dormers and skylights. United Ice & Water Protector protects roofing structures and the...