Watts LF800M4FR 1/2 - Part of the LF800M4FR Series American Wick Drain The ThermalMAX™ Roof Hatch redefines

The ThermalMAX™ Roof Hatch redefines energy efficiency with its industry-leading R-20 insulation rating

Specifications:

Fits the 2 1/2 IN 3C/3CM1/G2

Material Thickness:60 mil = 1/16”80 mil = 5/64”100 mil = 3/32”

ZB415-SZ1-DP-4IG

Watts LF800M4FR 1/2 - Part of the LF800M4FR Series American Wick Drain The ThermalMAX™ Roof Hatch redefinesThis 1 2 inch lead free anti siphon pressure vacuum breaker backflow preventer prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of a lead free bronze body construction silicone rubber check valve disc, plastic check valve seat, stainless steel springs, a bonnet with silicone rubber O ring seal, a lightweight plastic disc float, tee handle shutoff, and test cocks for winterization