Watts SD-3-FN 1/4 - Part of the SD-3 Series ADS The Zurn Z1930 is a

The Zurn Z1930 is a compact

NOTE: This product has replaced the StrataGrid SG550

Epoxy-coated cast-iron body with anchor flange and dual weepholes (primary + secondary) for enhanced drainage robustness

Z554-4NH-P

2 EPDM Disc Elastomers

Watts SD-3-FN 1/4 - Part of the SD-3 Series ADS The Zurn Z1930 is aThis 1 4 IN dual check valve backflow preventer with atmospheric port and strainer for carbonated beverage machines prevents the reverse flow of polluted water, such as carbon dioxide gas and carbonated water, from entering into the potable water supply due to backpressure backflow. It consists of stainless steel body construction with internal rubber components and is designed for continuous or intermittent pressure applications. It has an