Skip to content
Free Shipping on all orders!
Free Shipping on all orders!

John Guest

Filters

  • John Guest Speedfit 3/8" Compression Female Connector, Push to Connect Fitting, White, PSEI6012U9P
    John Guest Speedfit 3/8" Compression Female Connector, Push to Connect Fitting, White, PSEI6012U9P

    John Guest Speedfit 3/8" Compression Female Connector PSEI6012U9P - SINGLE

    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    The John Guest female connector is for OD tubing sizes to male 3/8 in. compression threads commonly found on flexible supply lines and supply stop ...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • John Guest Speedfit 3/8 x 3/8 x 1/4 Inch Angle Stop Adapter Valve, Push to Connect Fitting, ASVPP1LF
    John Guest Speedfit 3/8 x 3/8 x 1/4 Inch Angle Stop Adapter Valve, Push to Connect Fitting, ASVPP1LF

    John Guest Angle Stop Adaptor Valve 3/8" x 3/8" x 1/4" ASVPP1LF - SINGLE

    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    The John Guest Angle, Stop Adapter Valve, provides an easy way to add a water feed supply from an existing chrome supply stop valve. These valves c...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • John Guest Speedfit 3/8 x 3/8 x 3/8 Inch Angle Stop Adapter Valve, Push to Connect Fitting, ASVPP2LF
    John Guest Speedfit 3/8 x 3/8 x 3/8 Inch Angle Stop Adapter Valve, Push to Connect Fitting, ASVPP2LF

    John Guest Angle Stop Adaptor Valve 3/8" x 3/8" x 3/8" ASVPP2LF - SINGLE

    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    The John Guest Angle, Stop Adapter Valve, provides an easy way to add a water feed supply from an existing chrome supply stop valve. These valves c...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • John Guest Female Adapter UNF 1/4 x 9/16-24 UNEF PP6008U9W
    John Guest Female Adapter UNF 1/4 x 9/16-24 UNEF PP6008U9W

    John Guest Female Adapter UNF 1/4 x 9/16-24 UNEF PP6008U9W - SINGLE

    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    The John Guest female adapter connects 9/16-24 UNEF (3/8 compression) male threads. Manufactured in polypropylene with food-grade EPDM O-ring, thes...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • John Guest MI4508F4SLF Lead Free Brass Flare Female Connector 1/4 x 1/4 FFL
    John Guest MI4508F4SLF Lead Free Brass Flare Female Connector 1/4 x 1/4 FFL

    John Guest Brass Flare Female Connector 1/4" x 1/4" FFL MI4508F4SLF - SINGLE

    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

    John Guest brass fittings for beverage dispense applications. Designed for coffee brewing equipment, dispensing, and vending machine applications. ...

    View full details
    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99
  • John Guest Shut-Off Valve-Polypro Straight 1/4 Tube x 1/4 Tube
    John Guest Shut-Off Valve-Polypro Straight 1/4 Tube x 1/4 Tube

    John Guest Shut-Off Valve-Polypro Straight 1/4" Tube x 1/4" Tube - SINGLE

    $18.99 - $18.99
    $18.99
    $18.99 - $18.99
    $18.99

    The John Guest Shut-Off Valve is used to isolate the supply for service and maintenance. Manufactured in polypropylene with food-grade EDPM O-ring,...

    View full details
    $18.99 - $18.99
    $18.99
    $18.99 - $18.99
    $18.99
  • John Guest Lead Free Brass Female Connector Garden Hose 1/4 x 3/4

    John Guest Brass Garden Hose Female Connector 1/4" x 3/4" NC2098LF - SINGLE

    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    John Guest brass fittings for beverage dispensing applications. Designed for coffee brewing equipment, dispensing, and vending machine applications...

    View full details
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • John Guest Quick Connect Brass Female Flare Adapter - 3/8” Tube x 3/8” Fe Flare
    John Guest Quick Connect Brass Female Flare Adapter - 3/8” Tube x 3/8” Fe Flare

    John Guest Brass Female Flare Adapter 3/8" Tube x 3/8" Fe Flare - SINGLE

    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

    Size: 3/8” Tube x 3/8” Fe Flare (GBA6LF) Lead-Free Female Brass Flare Adapter Environmentally friendly Proposition 65 compliant with California a...

    View full details
    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99
  • John Guest Lead Free Brass Flare Female Connector 3/8 x 3/8 MI4512F6SLF
    John Guest Lead Free Brass Flare Female Connector 3/8 x 3/8 MI4512F6SLF

    John Guest Brass Flare Female Connector 3/8" x 3/8" FFL MI4512F6SLF - SINGLE

    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

    John Guest brass fittings for beverage dispense applications. Designed for coffee brewing equipment, dispensing, and vending machine applications. ...

    View full details
    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99
  • John Guest Lead Free Brass Flare Female Connector 3/8 x 1/4 FFL
    John Guest Lead Free Brass Flare Female Connector 3/8 x 1/4 FFL

    John Guest Brass Female Flare Connector 3/8" x 1/4" FFL MI4512F4SLF - SINGLE

    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

    John Guest brass fittings for beverage dispense applications. Designed for coffee brewing equipment, dispensing, and vending machine applications. ...

    View full details
    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

  • John Guest Polypropylene White Plug In Elbow 3/8″ x 3/8″ PP221212W-US - SINGLE

    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

    JG Push-fit technology makes connecting tubing quick and easy. Stem inserts into JG Push-fit fittings to change tubing direction 90 degrees. Fittin...

    View full details
    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99
  • John Guest Female Adapter BSPP 3/8 x 3/8 BSPP PI451213S
    John Guest Female Adapter BSPP 3/8 x 3/8 BSPP PI451213S

    John Guest Female Adapter 3/8" x 3/8" BSPP PI451213S - SINGLE

    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

    The John Guest female adapter with a flat end makes connecting OD tubing to male BSPP threads quick and easy. Manufactured in gray acetal with food...

    View full details
    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99
  • John Guest Male Connector NPTF Polypro 1/2 x 1/2 NPTF PP011624W
    John Guest Male Connector NPTF Polypro 1/2 x 1/2 NPTF PP011624W

    John Guest Male Connector NPTF Polypro 1/2" x 1/2" NPTF PP011624W - SINGLE

    $10.99 - $10.99
    $10.99
    $10.99 - $10.99
    $10.99

    The John Guest male connector makes connecting OD tubing sizes to female NPT threads quick and easy. Manufactured in polypropylene with food-grade ...

    View full details
    $10.99 - $10.99
    $10.99
    $10.99 - $10.99
    $10.99
  • John Guest Male Connector NPTF 3/8 x 3/8 NPTF PI011223S-US
    John Guest Male Connector NPTF 3/8 x 3/8 NPTF PI011223S-US

    John Guest Male Connector NPTF 3/8" x 3/8" NPTF PI011223S-US - SINGLE

    $10.99 - $10.99
    $10.99
    $10.99 - $10.99
    $10.99

    The John Guest male connector makes connecting OD tubing sizes to female NPT threads quick and easy. Manufactured in gray acetal with food-grade ni...

    View full details
    $10.99 - $10.99
    $10.99
    $10.99 - $10.99
    $10.99

  • John Guest PP062012W Polypropylene White Stem Reducer 5/8" Stem OD x 3/8" Tube OD

    $12.99 - $12.99
    $12.99
    $12.99 - $12.99
    $12.99

    For reducing the tube size of a fitting. Makes installations quick and easy.   JG Push-fit technology makes connecting tubing quick and easy. Ste...

    View full details
    $12.99 - $12.99
    $12.99
    $12.99 - $12.99
    $12.99

  • John Guest Straight Shut-Off Valve 1/4" PPSV040808W - BAG OF 10

    $54.99 - $54.99
    $54.99
    $54.99 - $54.99
    $54.99

    Straight Shut-Off Valve (Speedfit to Speedfit) Easily incorporate a shut off valve into a system to isolate the suppl...

    View full details
    $54.99 - $54.99
    $54.99
    $54.99 - $54.99
    $54.99

  • John Guest Female Elbow Shut-Off Valve 3/8" x 1/4" PPSV501222W - SINGLE

    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

    Female Elbow Shut-Off Valve (NPTF Thread - Speedfit to Female) Easily incorporate a shut off valve into a system to i...

    View full details
    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

  • John Guest Female Elbow Shut-Off Valve 1/4" x 1/4" PPSV500822W - BAG OF 10

    $59.99 - $59.99
    $59.99
    $59.99 - $59.99
    $59.99

    Female Elbow Shut-Off Valve (NPTF Thread - Speedfit to Female) Easily incorporate a shut off valve into a system to i...

    View full details
    $59.99 - $59.99
    $59.99
    $59.99 - $59.99
    $59.99

  • John Guest Female Connector (NH Thread) 3/8" NC2258 - BAG OF 10

    $94.99 - $94.99
    $94.99
    $94.99 - $94.99
    $94.99

    For connecting OD tubing sizes to male garden hose threads. Makes installations quick and easy. JG Push-fit technology makes connecting tubing qui...

    View full details
    $94.99 - $94.99
    $94.99
    $94.99 - $94.99
    $94.99

  • John Guest Angle Stop Adaptor Valve 3/8" x 1/2" x 3/8" ASVPP6LF - SINGLE

    $28.99 - $28.99
    $28.99
    $28.99 - $28.99
    $28.99

    An easy way of adding a water feed supply from an existing chrome supply stop valve. These valves connect between the chrome supply stop and riser...

    View full details
    $28.99 - $28.99
    $28.99
    $28.99 - $28.99
    $28.99

  • John Guest 3/8″ JG x 7/16″ Faucet Connector CI3212U7S - BAG OF 10

    $38.99 - $38.99
    $38.99
    $38.99 - $38.99
    $38.99

    Model #: CI3212U7S UPC: 665626009228 Includes a bag of 10 fittings Push-fit technology Quick disconnection without the need for tools High chemic...

    View full details
    $38.99 - $38.99
    $38.99
    $38.99 - $38.99
    $38.99

  • John Guest 1/4″ JG x 7/16″ Faucet Connector CI3208U7S - BAG OF 10

    $34.99 - $34.99
    $34.99
    $34.99 - $34.99
    $34.99

    Model # CI3208U7S UPC: 665626009075 Includes one Bag of 10 (ten) fittings Push-fit technology Quick disconnection without the need for tools High...

    View full details
    $34.99 - $34.99
    $34.99
    $34.99 - $34.99
    $34.99
  • John Guest 3/8″ x 1/4″ NPTF Male Connector (White Polypropylene)

    John Guest 3/8″ x 1/4″ NPTF Male Connector (White Polypropylene)

    $11.99 - $469.99
    $11.99 - $469.99
    $11.99 - $469.99
    $11.99

    Model: PP011222W UPC: 665626096471 Case Qty: 250 Push-fit technology Quick disconnection without the need for tools High chemical resistance Food...

    View full details
    $11.99 - $469.99
    $11.99 - $469.99
    $11.99 - $469.99
    $11.99
  • John Guest 1/4″ x 1/4″ NPTF Male Connector (White Polypropylene)

    John Guest 1/4″ x 1/4″ NPTF Male Connector (White Polypropylene)

    $10.99 - $449.99
    $10.99 - $449.99
    $10.99 - $449.99
    $10.99

    Model: PP010822W UPC: 665626075223 Case Qty: 400 Push-fit technology Quick disconnection without the need for tools High chemical resistance Foo...

    View full details
    $10.99 - $449.99
    $10.99 - $449.99
    $10.99 - $449.99
    $10.99
  • John Guest Shut-Off Valve-Polypro Straight 3/8 Tube x 3/8 Tube

    John Guest Straight Shut-Off Valve 3/8" x 3/8" PPSV041212W - SINGLE

    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

    Straight Shut-Off Valve (Speedfit to Speedfit) The John Guest Shut-Off Valve is used to isolate the supply for service and maintenance. Manufactur...

    View full details
    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99
  • John Guest Quick Connect Brass Female Flare Adapter - 3/8” Tube x 1/4” Fe Flare
    John Guest Quick Connect Brass Female Flare Adapter - 3/8” Tube x 1/4” Fe Flare

    John Guest Brass Female Flare Adapter 3/8" Tube x 1/4" Fe Flare - SINGLE

    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

    Available size: 3/8" Tube x 1/4" Female Flare (GBA64LF) Lead-Free Female Brass Flare Adapter Environmentally friendly Proposition 65 compliant ...

    View full details
    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

Best Sellers

  • Everpure ESO7 Water Filter & Softening Cartridge (1.0 GPM)

    Everpure ESO7 EV9607-25 Water Filter Softening Cartridge 1.0 GPM (Espresso)

    $149.33 - $149.33
    $149.33
    $149.33 - $149.33
    $149.33

    The Everpure ESO 7 EV960725 Cartridge has a unique three-stage blending process to provide softened, buffered, filtered water for specialty coffee,...

    View full details
    $149.33 - $149.33
    $149.33
    $149.33 - $149.33
    $149.33
  • OptiPure CTO-Q10 300-05828 10" Filter Cartridge
    OptiPure CTO-Q10 300-05828 10" Filter Cartridge

    OptiPure 300-05828 CTO-Q10 10" Filter Cartridge 1.5 GPM 0.5 Micron

    $80.79 - $80.79
    $80.79
    $80.79 - $80.79
    $80.79

    The Pentair OptiPure CTO-Q10 is a 10” Qwik-Twist cartridge for use in OptiPure QT10 Series Systems to reduce sediment down to 0.5-microns and reduc...

    View full details
    $80.79 - $80.79
    $80.79
    $80.79 - $80.79
    $80.79
  • OptiPure QTI1+CR Dual Replacement Cartridge Kit
    OptiPure QTI1+CR Dual Replacement Cartridge Kit

    OptiPure 170-52081 QTI1+CR Replacement Cartridge Kit (CTO-Q10, CTOS-QCR)

    $176.43 - $176.43
    $176.43
    $176.43 - $176.43
    $176.43

    The CTO-Q10 is a 10” Qwik-Twist cartridge that reduces sediment down to 0.5 microns and reduces chlorine, taste & odor at a flow rate of 1.5 GP...

    View full details
    $176.43 - $176.43
    $176.43
    $176.43 - $176.43
    $176.43
  • Everpure DEV9830-01 HQS-WF Filter Cartridge

    Everpure DEV9830-01 HQS-WF Filter Cartridge

    $52.91 - $52.91
    $52.91
    $52.91 - $52.91
    $52.91

    Application: Produces perfect water for premium drinking water applications. Fits Everpure QL1 and QL3b heads. Part of a sanitary quick-change fil...

    View full details
    $52.91 - $52.91
    $52.91
    $52.91 - $52.91
    $52.91
  • OptiPure AMS-QT15 204-52820 Replacement RO Membrane

    OptiPure 204-52820 AMS-QT15 10" Reverse Osmosis RO Membrane 175 GPD

    $353.97 - $353.97
    $353.97
    $353.97 - $353.97
    $353.97

    The AMS-QT15 is a 10″ Qwik-Twist replacement membrane for BWS200 and OP175 systems that reduces Total Dissolved Solids (TDS), scale-causing mineral...

    View full details
    $353.97 - $353.97
    $353.97
    $353.97 - $353.97
    $353.97
Shop All

John Guest

John Guest is a well-known manufacturer of high-quality fittings and connectors used in various industries, particularly in plumbing, water, and beverage applications. The company was founded in the 1960s by John Guest, an English entrepreneur, and has since grown into a global leader in the fittings market.

Key features and characteristics of John Guest fittings include:

  1. Push-to-Connect Technology: John Guest is famous for its innovative push-to-connect technology, which allows for quick and easy installation without needing tools or soldering. The fittings have a simple design that lets users insert the tubing into the fitting, creating a secure and leak-free connection.
  2. Wide Range of Applications: John Guest fittings are used in various applications, including drinking water filtration systems, water coolers, ice makers, plumbing, automotive, and pneumatic systems, among others.
  3. Diverse Product Line: The company offers a diverse range of fittings, connectors, and tubing options to suit different requirements. These fittings are available in various sizes, materials (e.g., plastic, brass, and stainless steel), and configurations (e.g., straight connectors, elbows, tees, and reducers).
  4. Reliability and Quality: John Guest is committed to producing high-quality products. Their fittings are designed to be reliable, durable, and resistant to corrosion, ensuring a long service life.
  5. Compliance and Certifications: John Guest fittings often comply with relevant industry standards and certifications, such as NSF, FDA, WRAS, and other regional or international regulations.
  6. Wide Market Presence: John Guest products are distributed worldwide and can be found in a broad range of industries and applications. They are commonly used in both residential and commercial settings.