Everbuild Black Jack Flashing Tape Flash is a strong self-adhesive flashing tape comprising of an aluminium foil and a bitumen rubber adhesive to form a strong waterproof seal. Replaces need for lead flashing Self-adhesive – requires no separate glue Suitable for most flashing applications. Available BLACK JACK® All-Weather Roof Cement is a pliable asphalt roof cement that can be used on damp as well as dry surfaces. Plastic roof cement is ideal for many roof repairs and for stopping roof leaks around vent pipes, spouts, valleys, skylights, gutters and chimneys. Looking for DAP Black Roof Sealant, Hybrid, 10.1 oz Cartridge (5UFP4)? Grainger's got your back. Easy online ordering for the ones who get it done.