Check Valves are for use where backflow is to be prevented. These valves are listed by Underwriters’ Laboratories and approved by Factory Mutual Fire Research Corp. and
have body markings “UL” and “ FM ” signifying the listing and approval.
Overview
The information found on this page may contain errors and/or omissions and is designed to be used as a reference only.
Variations
Imperial Sizes:
- 2 In,
- 2-1/2 in,
- 3 in,
- 4 in,
- 5 in,
- 6 in,
- 8 in,
- 10 in,
- 12 in,
