Custom Building Products 1 gal. Ready-to-Use Waterproofing Tile Membrane

Custom Building Products 1 gal. Ready-to-Use Waterproofing Tile Membrane provides a durable, seamless liquid-applied barrier designed to protect residential and commercial tile and stone installations from moisture penetration. Formulated for quick drying, this heavy-duty underlayment significantly reduces curing time to allow faster tile installation while bridging substrate movement to isolate system cracks. Suitable for both interior and exterior applications, this liquid membrane applies smoothly using a roller, brush, or sprayer onto cement mortar, masonry, and other approved substrates. It delivers reliable resistance against fungal growth and heavy-duty structural wear, ensuring long-lasting performance for demanding installations.