John Guest® | First Supply

NOTICE: Due to planned maintenance, pricing and ordering functions will be unavailable from late Friday evening, February 20 to Saturday morning, February 21.

NOTICE: Website performance may be impacted by scheduled maintenance starting at 5:00 PM CST on 1/23/26

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

Site Search

{0} items in cart

loading content

Refine Results

: Ball Valves(3)
Brass Pipe Fittings(8)
Flexible Metal Hoses(3)
Garden Hose Fittings(1)
In-Line Check Valves(4)
: 3/8 in(44)
1/2 in(38)
1/4 in(36)
3/8 x 1/4 in(25)
3/4 in(23)
: Polypropylene(77)
Acetal Copolymer(60)
Plastic(28)
PVC(3)
Stainless Steel(3)
: Adapter(45)
Connector(42)
Elbow(26)
Tee(18)
90 deg Elbow(12)
: Tube OD(31)
Push-to-Connect(21)
tube(19)
Tube OD x NPTF(16)
CTS(15)
: Domestic(85)
Import(9)

249 products

Sort

View

Per Page

content loaded

John Guest® Speedfit® PSEI0420E Coupler, 1/2", Push-Fit CTS, Plastic, Domestic

John Guest® Speedfit® PSEI0420E Coupler, 1/2", Push-Fit CTS, Plastic, Domestic

Item #JOGPSEI0420E

MFG #PSEI0420E

Compare

John Guest® Speedfit® PP201208WP Reducing Union, 3/8x1/4", Tube, Polypropylene, Domestic

John Guest® Speedfit® PP201208WP Reducing Union, 3/8x1/4", Tube, Polypropylene, Domestic

Item #JOGPP201208WP

MFG #PP201208WP

Compare

PPSV040808WP 1/4 Turn Straight Stop Valve, 1/4", Push-Fit, 150 psi, Polypropylene Body, White

PPSV040808WP 1/4 Turn Straight Stop Valve, 1/4", Push-Fit, 150 psi, Polypropylene Body, White

Item #JOGPPSV040808WP

MFG #PPSV040808WP

Compare

PI0216SUS 1/2" Gray Acetal Male Equal Union Tee

PI0216SUS 1/2" Gray Acetal Male Equal Union Tee

Item #JOGPI0216SUS

MFG #PI0216SUS

Compare

PSEI0428E 3/4" CTS ProLock Coupling

PSEI0428E 3/4" CTS ProLock Coupling

Item #JOGPSEI0428E

MFG #PSEI0428E

Compare

PSEI4620E 1/2" CTS ProLock End Cap

PSEI4620E 1/2" CTS ProLock End Cap

Item #JOGPSEI4620E

MFG #PSEI4620E

Compare

John Guest® PI0212S Equal Union Tee, 3/8", Tube OD, Acetal Copolymer

John Guest® PI0212S Equal Union Tee, 3/8", Tube OD, Acetal Copolymer

Item #JOGPI0212S

MFG #PI0212S

Compare

John Guest® Speedfit® PP201208W Staright Reducing Connector, 3/8x1/4", Tube, Polypropylene, Domestic

John Guest® Speedfit® PP201208W Staright Reducing Connector, 3/8x1/4", Tube, Polypropylene, Domestic

Item #JOGPP201208W

MFG #PP201208W

Compare

John Guest® PI011624S Straight Male Adapter, 1/2", Tube ODxNPTF, Acetal Copolymer

John Guest® PI011624S Straight Male Adapter, 1/2", Tube ODxNPTF, Acetal Copolymer

Item #JOGPI011624S

MFG #PI011624S

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!