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John Guest

John Guest is the leading manufacturer of push-fit fittings, including pipe fittings and valves for home and commercial plumbing and drinking systems 


  • John Guest PI4712S Cross - 3/8 cross JOHN GUEST
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    John Guest PI4712S Cross - 3/8

    JOHN GUEST
    PI4712S

    John Guest PI4712S Cross - 3/8 Features: 3/8" Push-Fit Technology – Tube fittings on all ends for easy installation Certifications – NSF Certifi...

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  • John Guest PI251216S Stem Barb Connector - 3/8 OD Stem x 1/2 ID Barb STEM TO HOUSE BARB Grey Acetal JOHN GUEST 10 Pack
    John Guest PI251216S Stem Barb Connector - 3/8 OD Stem x 1/2 ID Barb STEM TO HOUSE BARB Grey Acetal JOHN GUEST 1 Pack
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    John Guest PI251216S Stem Barb Connector - 3/8 OD Stem x 1/2 ID Barb

    JOHN GUEST
    PI251216S

    John Guest PI251216S TUBE TO HOSE-  STEM 3/8" STEM OD 1/2" HOSE BARB ID Features: Push-fit technology ensures reliable, leak-free connections S...

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  • John Guest FemalePI4512F4S Adapter Flare - 3/8 x 1/4 Flare faucet connector JOHN GUEST
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    John Guest PI4512F4S Female Adapter Flare - 3/8" x 1/4" Flare

    JOHN GUEST
    PI4512F4S

    John Guest PI4512F4S Female Adapter Flare - 3/8 x 1/4 Flare Features: Push-fit technology provides secure, reliable, and leak-free connections ...

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  • John Guest PI201008S Reducing Union - 5/16" x 1/4" REDUCING UNION Grey Acetal JOHN GUEST 10-Pack
    John Guest PI201008S Reducing Union - 5/16" x 1/4" REDUCING UNION Grey Acetal JOHN GUEST 1 -PC
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    John Guest PI201008S Reducing Union - 5/16" x 1/4"

    JOHN GUEST
    PI201008S

    John Guest PI201008S Reducing Union - 5/16" x 1/4" Push-Fit Technology for reliable, leak-free connections Connects OD tubing of different size...

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  • John Guest PI481222S Fixedx Elbow NPTF - 3/8 x 1/4 NPTF FIXED ELBOW Grey Acetal JOHN GUEST 10-PACK
    John Guest PI481222S Fixedx Elbow NPTF - 3/8 x 1/4 NPTF FIXED ELBOW Grey Acetal JOHN GUEST 1-PC
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    John Guest PI481222S Fixedx Elbow NPTF - 3/8 x 1/4 NPTF

    JOHN GUEST
    PI481222S

    John Guest PI481222S Fixedx Elbow NPTF - 3/8 x 1/4 NPTF Features: Push-fit technology ensures reliable, leak-free connections Designed to conne...

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  • John Guest PI480821S Fixed Elbow NPTF - 1/4 x 1/8 NPTF FIXED ELBOW Grey Acetal JOHN GUEST 10-PACK
    John Guest PI480821S Fixed Elbow NPTF - 1/4 x 1/8 NPTF FIXED ELBOW Grey Acetal JOHN GUEST 1-PC
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    John Guest PI480821S Fixed Elbow NPTF - 1/4 x 1/8 NPTF

    JOHN GUEST
    PI480821S

    John Guest PI480821S Fixed Elbow NPTF - 1/4 x 1/8 NPTF Features: Push-fit technology for secure, leak-free connections Connects OD tubing to fe...

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  • John Guest PI301612S Reducing Tee - 1/2 x 1/2 x 3/8 REDUCING TEE Grey Acetal JOHN GUEST 10-Pack
    John Guest PI301612S Reducing Tee - 1/2 x 1/2 x 3/8 REDUCING TEE Grey Acetal JOHN GUEST 1-PC
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    John Guest PI301612S Reducing Tee - 1/2 x 1/2 x 3/8

    JOHN GUEST
    PI301612S

    John Guest PI301612S Reducing Tee - 1/2 x 1/2 x 3/8 Features: Push-fit technology ensures reliable, leak-free connections Designed to connect t...

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  • John Guest PI301208S Reducing Tee - 3/8 x 3/8 x 1/4 REDUCING TEE Grey Acetal JOHN GUEST 10-Pack
    John Guest PI301208S Reducing Tee - 3/8 x 3/8 x 1/4 REDUCING TEE Grey Acetal JOHN GUEST 1-PC
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    John Guest PI301208S Reducing Tee - 3/8 x 3/8 x 1/4

    JOHN GUEST
    PI301208S

    John Guest PI301208S Reducing Tee - 3/8 x 3/8 x 1/4 Push-Fit Technology ensures reliable, leak-free connections Connects two OD tubing sizes of...

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  • John Guest PI010823S Male Connector NPTF - 1/4 x 3/8 NPTF MALE Grey Acetal JOHN GUEST 10-Pack
    John Guest PI010823S Male Connector NPTF - 1/4 x 3/8 NPTF male connectors JOHN GUEST
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    John Guest PI010823S Male Connector NPTF - 1/4 x 3/8 NPTF

    JOHN GUEST
    PI010823S

    John Guest PI010823S Male Connector NPTF -  1/4 x 3/8 NPTF Features: Push-Fit Technology for quick, reliable, and leak-free connections Designe...

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  • John Guest PP0808W Plug Polypro - 1/4 Plug John Guest
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    John Guest PP0808W Plug Polypro - 1/4"

    John Guest
    PP0808W

    John Guest PP0808W Plug Polypro - 1/4" Designed for use with John Guest push-fit fittings Durable polypropylene body Quick and easy connectio...

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  • John Guest PP3212U7W Faucet Connector Polypro - 3/8 x 7/16-24 UNS Faucet Connector John Guest
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    John Guest PP3212U7W Faucet Connector Polypro - 3/8 x 7/16-24 UNS

    John Guest
    PP3212U7W

    John Guest PP3212U7W Faucet Connector Polypro - 3/8 x 7/16-24 UNS Durable white polypropylene construction EPDM O-ring for secure, leak-free co...

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  • John Guest Stem PP051223W Adapter Polypro - 3/8 x 3/8 NPTF Straight MPT John Guest
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    John Guest Stem PP051223W Adapter Polypro - 3/8" x 3/8" NPTF

    John Guest
    PP051223W

    John Guest Stem PP051223W Adapter Polypro - 3/8" x 3/8" NPTF Constructed from durable white polypropylene Features a reliable EPDM O-ring for a...

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  • John Guest PP301612W Reducing Tee Polypro 1/2 x 1/2 x 3/8 Branch Tee John Guest
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    John Guest PP301612W Reducing Tee Polypro 1/2 x 1/2 x 3/8 Branch

    John Guest
    PP301612W

    John Guest PP301612W  Reducing Tee Polypro 1/2 x 1/2 x 3/8 Branch Durable white polypropylene construction Equipped with EPDM O-ring for...

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  • John Guest PP011623W Male Connecto Polypro 1/2 x 3/8 NPTF Male Connectors John Guest
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    John Guest PP011623W Male Connector Polypro 1/2 x 3/8 NPTF

    John Guest
    PP011623W

    John Guest PP011623W Male Connector Polypro 1/2 x 3/8 NPTF White polypropylene construction Durable EPDM O-ring seal FDA-approved materials ...

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  • John Guest CI321214S Female Faucet Connector - 3/8" x 1/2" BSPT FAUCET CONNECTOR UNS Grey Acetal JOHN GUEST 10-Pack
    John Guest CI321214S Female Faucet Connector - 3/8" x 1/2" BSPT FAUCET CONNECTOR UNS Grey Acetal JOHN GUEST 1-PC
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    John Guest CI321214S Female Faucet Connector - 3/8" x 1/2" BSPT

    JOHN GUEST
    CI321214S

    John Guest CI321214S Female Faucet Connector  - 3/8" x 1/2" BSPT Features: Push-fit technology ensures quick, reliable, and leak-free connections...

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  • John Guest PI451214FS Female Adapter - 3/8" x 1/2" BSP FEMALE FLARE CONNECTOR Grey Acetal JOHN GUEST 10-Pack
    John Guest PI451214FS Female Adapter - 3/8" x 1/2" BSP FEMALE FLARE CONNECTOR Grey Acetal JOHN GUEST 1-PC
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    John Guest PI451214FS Female Adapter - 3/8" x 1/2" BSP

    JOHN GUEST
    PI451214FS

    John Guest PI451214FS Female Adapter - 3/8" x 1/2" BSP Features: Push-fit technology ensures secure, reliable, and leak-free connections Connec...

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  • John Guest PM4508F4S Female Flare Adapter - 5/16" x 1/4" FFL FEMALE CONNECTOR FEMALE Grey Acetal JOHN GUEST 10-Pack
    John Guest PM4508F4S Female Flare Adapter - 5/16" x 1/4" FFL FEMALE CONNECTOR FEMALE Grey Acetal JOHN GUEST 1-PC
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    John Guest PM4508F4S Female Flare Adapter - 5/16" x 1/4" FFL

    JOHN GUEST
    PM4508F4S

    John Guest PM4508F4S Female Flare Adapter - 5/16" x 1/4" FFL Features: Push-fit technology provides secure, reliable, and leak-free connections ...

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  • John Guest PI250806S Stem Barb Connector - 1/4" OD Stem x 3/16" ID Barb STEM TO HOUSE BARB Grey Acetal JOHN GUEST 10-Pack
    John Guest PM250808S Stem Barb Connector - 5/16" OD Stem x 5/16" ID Barb STEM TO HOUSE BARB Grey Acetal JOHN GUEST 1-Pack
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    John Guest PI250806S Stem Barb Connector - 1/4" OD Stem x 3/16" ID Barb

    JOHN GUEST
    PI250806S

    John Guest PI250806S Stem Barb Connector - 1/4" OD Stem x 3/16" ID Barb Features: Push-fit technology ensures reliable, leak-free connections S...

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    $2.89 - $19.99
    ($2.89 each)
    $1.98 - $16.99
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  • John Guest SI041210S SuperSeal Union Connector 3/8" x 5/16" union connector JOHN GUEST 10-Pack
    John Guest SI041210S SuperSeal Union Connector 3/8" x 5/16" union connector JOHN GUEST 1-PC
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    John Guest SI041210S SuperSeal Union Connector 3/8" x 5/16"

    JOHN GUEST
    SI041210S

    John Guest SI041210S SuperSeal Union Connector 3/8" x 5/16" Features: Designed for connecting stainless steel tubing Durable acetal body with d...

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    $4.75 - $37.50
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  • John Guest PM0428E Black Union Connector Size 28MM Metric Union Connector Black Acetal JOHN GUEST 5 Pack
    John Guest PM0428E Black Union Connector Size 28MM Metric Union Connector Black Acetal JOHN GUEST 1 Pack
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    John Guest PM0428E Black Union Connector Size 28MM

    JOHN GUEST
    PM0428E

    John Guest PM0428E Black Union Connector Size 28MM Acetal copolymer construction FDA-approved materials NSF Certified 51 & 61 Working Pressu...

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    $14.85 - $64.95
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  • John Guest PM011012E Male Connector Black Plastic Size 10MM x 1/4"Bsp Metric Male Connector Black Acetal JOHN GUEST 10 Pack
    John Guest PM011012E Male Connector Black Plastic Size 10MM x 1/4"Bsp Metric Male Connector Black Acetal JOHN GUEST 1 Pack
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    John Guest PM011012E Male Connector Black Plastic Size 10MM x 1/4"Bsp

    JOHN GUEST
    PM011012E

    John Guest PM011012E Male Connector Black Plastic Size 10MM x 1/4"Bsp Acetal copolymer construction Nitrile O-rings FDA-approved materials NSF Cer...

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  • John Guest PP221212E Stem Elbow Connector Polypro - 3/8" Stem x 3/8" Black Stem Elbow JOHN GUEST 10 Pack
    John Guest PP221212E Stem Elbow Connector Polypro - 3/8" Stem x 3/8" Black Stem Elbow JOHN GUEST 1 Pack
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    John Guest PP221212E Stem Elbow Connector Polypro - 3/8" Stem x 3/8"

    JOHN GUEST
    PP221212E

    John Guest PP221212E Stem Elbow Connector Polypro - 3/8" Stem x 3/8" John Guest fittings, versatile and adaptable, are suitable for a wide range of...

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  • John Guest Black PM010611E Metric Male Connector 6mm O.D.By 1/8" Bsp Male Metric Male Connector Black Acetal JOHN GUEST 10 Pack
    John Guest Black PM010611E Metric Male Connector 6mm O.D.By 1/8" Bsp Male Metric Male Connector Black Acetal JOHN GUEST
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    John Guest Black PM010611E Metric Male Connector 6mm O.D.By 1/8" Bsp Male

    JOHN GUEST
    PM010611E

    John Guest Black PM010611E  Metric Male Connector 6mm O.D.By 1/8" Bsp Male Acetal copolymer construction Nitrile O-rings FDA approved materials NS...

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  • John Guest Tubing Orange 3/8" POLYETHYLENE PE12-EI-0500F-O 3/8" O.D. POLYETHYLENE TUBING JOHN GUEST
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    John Guest Tubing Orange 3/8" POLYETHYLENE PE12-EI-0500F-O

    JOHN GUEST
    PE12-EI-0500F-O

    The JOHN GUEST ORANGE 3/8" POLYETHYLENE TUBING PE12-EI-0500F-E Product Group Polyethylene Manufacturer John Guest USA Manufacturer's part nu...

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