High-performance modified bitumen geomembrane waterproofing plies. Teranap 331 and 431 consist of a nonwoven polyester mat impregnated and coated with high-quality SBS-modified bitumen. Sheet surfaces are covered with a silica parting agent and the bottom is protected by a polyester film, and are loose laid and secured by means of a trench or mechanical fixation at the top of the slope.

Contact Siplast for specific approval on other product uses.

Teranap 331 2M

The surface of the sheet is covered by a silica parting agent and the bottom is protected by a polyester film. Used in geotechnical waterproofing applications and lapped 6.0 inches side and end.

Teranap 331 4M

The surface of the sheet is covered by a silica parting agent and the bottom is protected by a polyester film. Used in geotechnical waterproofing applications and lapped 8 inches side and end.

Coverage

4,304 sq. ft.

Teranap 431 2M

The surface of the sheet is covered by a silica parting agent and the bottom is protected by a polyester film. Used in geotechnical waterproofing applications and lapped 5.9 inches side and end.

Teranap 431 4M

The surface of the sheet is covered by a silica parting agent and the bottom is protected by a polyester film. Used in geotechnical waterproofing applications and lapped 8 inches side and end.

Coverage

3,441 sq. ft.

Teranap GTX

The surface of the sheet is covered by a 300 g/m2 non-woven polypropylene geotextile and the bottom is protected by a polyester film. Used in geotechnical waterproofing applications and lapped 8 inches (20.24 cm) side and end. Not designed for prolonged exposure to UV and should be covered within a week of installation.