Description

Product Data Sheet

Backstop NT-VB is a flexible, polymer-based, noncementitious, air/vapor/water-resistive barrier, which resists water penetration, eliminates air infiltration and is classified as a Class I Vapor Retarder over vertical above grade walls.

Available in two versions

• Backstop NT-VB is applied using a trowel, or texture spray equipment.
• Backstop NT-VB Spray is applied by airless spray equipment.

Features & Benefits

• Includes a reinforcing fabric at sheathing joints
• Bonds to most construction materials
• Fluid applied/Fast drying
• Can be exposed for 180 days
• Ensures a continuous film barrier across transitions
• No need for multiple products
• Easy to use
• Not subject to tear off or damage from wind