We value your feedback on the NEW FirstSupply.com – look for updates and improvements!

Serving the Midwest in HVAC, Plumbing, PVF, Well & Septic and Waterworks.

Family BrandsHelpLocations

Site Search

{0} items in cart

loading content

Refine Results

: Male x Female(1)
: 1 x 1 (1)
1-1/2 in(1)
2 in(1)
4 in(1)

Stop Check Valves

4 products

Sort

View

Per Page

content loaded

922603NL 530 Check Valve, 4", Brass

922603NL 530 Check Valve, 4", Brass

Item #MAA4530

MFG #922603

Compare

922605 529 In-Line Check Valve, 1x1", Brass, Lead-Free

922605 529 In-Line Check Valve, 1x1", Brass, Lead-Free

Item #MAA1529

MFG #922605

Compare

922693 538-S Tapped Check Valve, 1-1/2", Brass, Lead-Free

922693 538-S Tapped Check Valve, 1-1/2", Brass, Lead-Free

Item #MAA112538S

MFG #922693

Compare

922694 538-S Tapped Check Valve, 2", Brass, Lead-Free

922694 538-S Tapped Check Valve, 2", Brass, Lead-Free

Item #MAA2538S

MFG #922694

Compare

First Mobile presents FirstSupply.com in a tile-based menu on your phone!

First InStock is our scannable label program makes it easy to stock your shop with First Supply!