Watts LF07S 1 1/2 - Part of the LF07S Series HDPE Product Codes: Z627-2NH

Product Codes: Z627-2NH

Ideal for large-area primary roof drainage applications

and prolonged exposure to the elements

and 80 mil thicknesses and in 10"

The built-in bubble level and included leveling shims allow for precision installation and height adjustment after concrete pour

Watts LF07S 1 1/2 - Part of the LF07S Series HDPE Product Codes: Z627-2NHThis 1 1 2 IN dual check valve backflow preventer is designed to prevent the reverse flow of polluted water from residential fire sprinkler systems from entering into the potable water supply. It consists of a bronze body, silicone seat disc, union seals and captured stainless steel springs. This valve is easy to maintain and service. The minimum working pressure is 10 psi (69 kPa). The maximum working pressure is 175 psi (12. 06 bar). Features