Watts LF3100M3 3 - Part of the LF3100 Series ADS This second check repair kit

This second check repair kit provides all the parts necessary to repair or replace the second check on a 6 inch double check valve assembly backflow preventer

The Filter Fence is crucial for job site erosion control

It contains a 10 inch replacement diaphragm

UPC - 098268000252

UPC - 098268564969

Watts LF3100M3 3 - Part of the LF3100 Series ADS This second check repair kitThis 3 inch lead free dielectric flange pipe fitting is designed for commercial and residential applications to prevent accelerated corrosion and deterioration in the piping system due to galvanic and stray current from connections of dissimilar metals. Ideal in applications such as hot water storage tanks, water and air conditioners, processing tanks, steam, gas, and water piping. It consists of an iron pipe thread to copper solder joint flange