Watts LFM115 150 E 2-30 PI 4 - Part of the LFM115 Series Basement Window Well This 4 inch lead free

This 4 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of water of non-potable quality from being pumped or siphoned into the potable water supply due to backpressure and or backsiphonage in accordance with national plumbing codes and water authority requirements

The temperature relief is at 210 degree F (99 degrees C)

It has a manual override standard

00 Minimum Temperature-Fahrenheit 0 Operating Torque 500

and bimetal spiral spring

Watts LFM115 150 E 2-30 PI 4 - Part of the LFM115 Series Basement Window Well This 4 inch lead freeThis 4 inch ACV is armed with ArmorTek, a patented 3 part advanced epoxy coating system designed to limit both microbial induced (MIC) and exposed metal substrate corrosion. This pressure reducing control valve is designed to automatically reduce a fluctuating higher inlet pressure to a constant lower downstream pressure regardless of varying flow rates. The quick closing action of the valve limits the possibility of damaging high inlet pressure from