Backflow Enclosure - 400T-AL - 2 Doors - Safe-T-Cover 10 mil A washer is then placed

A washer is then placed on the wire and the wire is crimped or swedged about 3-1/2” below the top so the washer will not slide off

11 gauge high-strength steel wire

The top and bottom of ach blanket is covered with extra heavy duty black net

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

Petromat 4597 is nonwoven polypropylene geotextile fabric that is used as a moisture barrier and stress absorbing interlayer beneath asphalt overlay or a chip seal and exceeds ASSHTO M288 requirements for pacing fabric

Backflow Enclosure - 400T-AL - 2 Doors - Safe-T-Cover 10 mil A washer is then placedThis American made backflow enclosure features a two door design. It is recommended to add the HCHS1000 120 Heater with 1000W of heat to protect from freezing temperatures. This enclosure is made from marine grade aluminum, and polyisocyanurate insulation. The 400T AL enclosure is easy to set up, lockable, and provides protection against vandalism to backflow preventers, meters, and other pumps and valves. This enclosure meets ASSE Standard 1060 Class