Hot Box - Vent Guard Enclosure - AVG3648 - LV036036048 silt trap Geotex 801 is a nonwoven

Geotex 801 is a nonwoven geotextile fabric that is made from high-quality polypropylene staple fibers that is needle-punched to form a dimensionally stable fiber network

The top and bottom of each blanket is covered with black net

DuraDeck is a superior molded HDPE mat that is durable

This product is made in America

Around the outside of each mat is a geotextile filter fabric

Hot Box - Vent Guard Enclosure - AVG3648 - LV036036048 silt trap Geotex 801 is a nonwovenDurable & Fast Installation Lightweight enclosure and reinforced exterior mounting flange make installation a breeze (optional interior mounting plates available). Easy Maintenance Quick access without removal of entire unit via hinged lid. Maximum Air Flow Vent holes are designed to provide proper air flow for air release valves. Durable & Corrosion Resistant Reinforced fiberglass with a smooth, UV resistant gelcoat provides a corrosion proof finish