BRASS IN-LINE CHECK VALVE 100002 : NBR for water, oils and general purpose. Patented Disc Guide To Prevent Any Side Loading. LEAD FREE (NSF 61). Flow Profile Designed to Minimize Head Loss. Soft Seat for Bubble Tight Shutoff, Spring Loaded for.
Product Code: 96903. The extendable valves consist of a tee-shaped valve body, a top collar and a bottom collar with a replaceable PVC flapper attached. In the event of back-pressure, the flapper blocks the reverse flow and prevents a sewage backup.