MTI Gravity Cavity

GRAVITY CAVITY™ ECONOMICAL RAINSCREEN DRAINAGE PLANE GC 1816, GC 1832 PROTECT YOUR WALLS WITH AN ECONOMICAL SOLUTION Gravity Cavity™ is the cost-effective alternative to the Sure Cavity® drainage plane. By creating separation between the veneer materials and the structural back-up wall, it effectively drains incidental moisture and promotes drying of the building enclosure. Its 1/8” deep channels outperform mesh-based drainage matrices, ensuring faster moisture removal while resisting compression behind siding. FEATURES & BENEFITS Efficient moisture drainage: True channels direct moisture straight down and out of walls. Durable material: High-impact polystyrene resists compression, waviness, and nail drive-through. Time-saving installation: Cuts install time in half compared to furring strips and backer board. Sustainable design: Made with 96% pre-consumer recycled content. Integrated protection: Adhered fabric prevents mortar or stucco from clogging channels and acts as a bu