2 Rolls 50FT Black Waterproofing Membrane Black for under Deck Drainage System,
Size 50ft x 12″/2PCS. Ideal size: Ensuring proper coverage is a key part of deck drainage. EMAYUU Under Deck Drainage System Black Waterproofing System for Under Deck Ceiling. Outstanding performance: High-quality HDPE endows the drainage film with excellent performance, being tear-resistant, corrosion-resistant and anti-aging.