PSC Electrical Sealing Liquid Tape is a weatherproof, brush-on protectant designed for sealing and insulating electrical connections. It dries to form a flexible vinyl polymer that resists dirt, moisture, chemicals, and corrosion. With a built-in brush applicator, it ensures complete, gap-free coverage—even in tight spaces. Ideal for outdoor and underground wiring. Supplied in a convenient 4 oz tin.