Caulk creates a watertight seal that protects your drywall and cabinets wherever water is present. It seals kitchen sinks, tubs, windows, doors, and tiles, and fills in cracks for a smooth finish. I ...

Cut your tube at a 45-degree angle to help ensure a smooth application. Use a nail or similar object to pierce the inner seal. Insert the cartridge into the caulking gun and draw a test bead on ...