Description
Product Data Sheet
Backstop® NTX is a flexible, polymer- based, noncementitious, air/water-resistive barrier, which resists water penetration, eliminates air infiltration, and is vapor permeable. It is classified as a Class III vapor retarder over vertical above grade walls. Backstop NTX is available in two versions
- Backstop NTX – Texture is applied using a trowel, roller, or texture spray equipment.
- Backstop NTX – Smooth is applied by roller, texture spray equipment, or airless spray equipment.
Features & Benefits
- Cold Weather Application 25 °F (-4 °C)
- 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















