A superior grade of flashing cement formulated with SBS rubber. This cement has more strength than a typical roof cement and will remain flexible for years. It can be used to repair splits, cracks, or blisters in asphalt or composition roofing, as well as sealing gutters, skylights, copings, vents, chimneys, roof fans and to fasten loose shingles. HP 365 can be used on wet roofs and under ponding water.

Available in 5 gallon and 3 gallon pails, as well as 1 gallon cans and 10.5 oz. tubes.