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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 PI051624S Stem Adapter NPTF - 1/2 x 1/2 NPTF STEM ADAPTER Grey Acetal JOHN GUEST 10-Pack
    John Guest PI051624S Stem Adapter NPTF - 1/2 x 1/2 NPTF STEM ADAPTER Grey Acetal JOHN GUEST 1-PC
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    John Guest PI051624S Stem Adapter NPTF - 1/2 x 1/2 NPTF

    JOHN GUEST
    PI051624S

    John Guest PI051624S Stem Adapter NPTF - 1/2 x 1/2 NPTF Features: Push-fit technology ensures secure, reliable, and leak-free connections Easy ...

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  • John Guest PI051223S Stem Adapter NPTF - 3/8 x 3/8 NPTF STEM ADAPTER Grey Acetal JOHN GUEST 10-Pack
    John Guest PI051223S Stem Adapter NPTF - 3/8 x 3/8 NPTF stem adapter JOHN GUEST
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    John Guest PI051223S Stem Adapter NPTF - 3/8 x 3/8 NPTF

    JOHN GUEST
    PI051223S

    John Guest PI051223S Stem Adapter NPTF - 3/8 x 3/8 NPTF Features: Advanced push-fit technology provides secure, reliable, and leak-free co...

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  • John Guest PI051222S Stem Adapter NPTF - 3/8 x 1/4 NPTF STEM ADAPTER Grey Acetal JOHN GUEST 10 Pack
    John Guest PI051222S Stem Adapter NPTF - 3/8 x 1/4 NPTF STEM ADAPTER Grey Acetal JOHN GUEST 1 Pack
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    John Guest PI051222S Stem Adapter NPTF - 3/8 x 1/4 NPTF

    JOHN GUEST
    PI051222S

    John Guest PI051222S Stem Adapter NPTF - 3/8 x 1/4 NPTF Features: Push-fit technology ensures secure, reliable, and leak-free connections Stem inse...

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  • John Guest PI010822S Male Connector NPTF - 1/4 x 1/4 NPTF MALE Grey Acetal JOHN GUEST 10 Pack
    John Guest PI010822S Male Connector NPTF - 1/4 x 1/4 NPTF male connectors JOHN GUEST
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    John Guest PI010822S Male Connector NPTF - 1/4 x 1/4 NPTF

    JOHN GUEST
    PI010822S

    John Guest PI010822S Male Connector NPTF -  1/4 x 1/4 NPTF Features: Push-fit technology provides secure, leak-free connections Connects OD tub...

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  • John Guest PI010821S Male Connector NPTF - 1/4 x 1/8 NPTF male connectors JOHN GUEST
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    John Guest PI010821S Male Connector NPTF - 1/4 x 1/8 NPTF

    JOHN GUEST
    PI010821S

    1/4" Tube and 1/8" MIP Thread Adapter The John Guest PI010821S Straight Adapter has a push-fit connection for 1/4" outer diameter tube on one end a...

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  • John Guest Check Valve (5/16SCV) - 5/16" 0.3 psi Crack Pressure White Check Valve John Guest
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    John Guest Check Valve (5/16SCV) - 5/16" 0.3 psi Crack Pressure White

    John Guest
    5/16SCV

    John Guest Check Valve (5/16SCV)  - 5/16" 0.3 psi Crack Pressure White Cracking pressure: 0.02 bar (approx. 0.3 psi) Durable acetal copolymer ...

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  • John Guest PP450822W Female Adapter Polypro - 1/4 x 1/4 NPTF Female Adapter NPTF John Guest
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    John Guest PP450822W Female Adapter Polypro - 1/4 x 1/4 NPTF

    John Guest
    PP450822W

    John Guest  PP450822W Female Adapter Polypro - 1/4 x 1/4 NPTF Durable white polypropylene construction EPDM O-rings for secure, leak-free seali...

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  • John Guest PP1208W Bulkhead Union Polypro - 1/4 Bulkhead Union John Guest
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    John Guest PP1208W Bulkhead Union Polypro - 1/4"

    John Guest
    PP1208W

    John Guest PP1208W Bulkhead Union Polypro - 1/4" Durable white polypropylene construction EPDM O-ring for a secure, leak-free seal Made from ...

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  • John Guest PP051623W Stem Adapter Polypro - 1/2 x 3/8 NPTF Straight MPT John Guest
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    John Guest PP051623W Stem Adapter Polypro - 1/2" x 3/8" NPTF

    John Guest
    PP051623W

    John Guest PP051623W Stem Adapter Polypro - 1/2" x 3/8" NPTF Constructed from durable white polypropylene Equipped with a reliable EPDM O-ring ...

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  • John Guest PP050822W Stem Adapter Polypro - 1/4 x 1/4 NPTF Straight MPT John Guest
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    John Guest PP050822W Stem Adapter Polypro - 1/4" x 1/4" NPTF

    John Guest
    PP050822W

    John Guest PP050822W Stem Adapter Polypro - 1/4" x 1/4" NPTF Constructed from durable white polypropylene Features a high-quality EPDM O-ring f...

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  • John Guest PP0416W Union Connector Polypro - 1/2 Straight Union John Guest
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    John Guest PP0416W Union Connector Polypro - 1/2"

    John Guest
    PP0416W

    John Guest PP0416W  Union Connector Polypro  - 1/2" Constructed from durable white polypropylene Equipped with a high-quality EPDM O-ring for a...

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  • John Guest PP221616W Stem Elbow Connector Polypro - 1/2 Stem x 1/2 Stem Elbow John Guest
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    John Guest PP221616W Stem Elbow Connector Polypro - 1/2 Stem x 1/2

    John Guest
    PP221616W

    John Guest PP221616W Stem Elbow Connector Polypro - 1/2 Stem x 1/2 Durable white polypropylene construction EPDM O-ring for a secure, leak-resi...

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  • John Guest PP481222W Fixed Elbow Polypro - 3/8 x 1/4 NPTM Fixed Elbow John Guest
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    John Guest PP481222W Fixed Elbow Polypro - 3/8 x 1/4 NPTM

    John Guest
    PP481222W

    John Guest PP481222W Fixed Elbow Polypro - 3/8 x 1/4 NPTM Durable white polypropylene construction EPDM O-ring for secure, leak-free connection...

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  • John Guest PP30121208W Reducing Tee Polypro - 3/8 x 3/8 x 1/4 Branch Tee John Guest 10 Pack
    John Guest PP30121208W Reducing Tee Polypro - 3/8 x 3/8 x 1/4 Branch Tee John Guest
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    John Guest PP30121208W Reducing Tee Polypro - 3/8 x 3/8 x 1/4 Branch

    John Guest
    PP30121208W

    John Guest PP30121208W Reducing Tee Polypro - 3/8 x 3/8 x 1/4 Branch Constructed from durable white polypropylene Features a reliable EP...

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  • John Guest PP011222W Male Connector Polypro 3/8 x 1/4 NPTF Male Connectors John Guest
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    John Guest PP011222W Male Connector Polypro 3/8 x 1/4 NPTF

    John Guest
    PP011222W

    John Guest  PP011222W Male Connector Polypro 3/8 x 1/4 NPTF Durable white polypropylene construction EPDM O-ring for secure, leak-free sealing ...

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  • John Guest SI041212S Superseal Union Connector - 3/8"Superseal x 3/8" UNION CONNECTOR Grey Acetal JOHN GUEST 10-Pack
    John Guest SI041212S Superseal Union Connector - 3/8"Superseal x 3/8" UNION CONNECTOR Grey Acetal JOHN GUEST 1-PC
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    John Guest SI041212S Superseal Union Connector - 3/8"Superseal x 3/8"

    JOHN GUEST
    SI041212S

    John Guest SI041212S Superseal Union Connector - 3/8"Superseal x 3/8" Designed to connect stainless steel tubing securely Durable acetal body w...

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  • John Guest CM451214FS Female Adapter Metric- 12"mm x 1/2" BSP FEMALE CONNECTOR FEMALE Grey Acetal JOHN GUEST 10-Pack
    John Guest CM451214FS Female Adapter Metric- 12"mm x 1/2" BSP FEMALE CONNECTOR FEMALE Grey Acetal JOHN GUEST 1-PC
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    John Guest CM451214FS Female Adapter Metric- 12"mm x 1/2" BSP

    JOHN GUEST
    CM451214FS

    John Guest CM451214FS Female Adapter Metric- 12"mm x 1/2" BSP Features: Manufactured from rigid, hard-wearing acetal copolymer with an EPDM O-rin...

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    $6.99 - $59.99
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  • John Guest PI451015FS Female Adapter-Flat End 5/16" x 5/8" BSP FEMALE CONNECTOR FEMALE Grey Acetal JOHN GUEST 10-Pack
    John Guest PI451015FS Female Adapter-Flat End 5/16" x 5/8" BSP FEMALE CONNECTOR FEMALE Grey Acetal JOHN GUEST 1-PC
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    John Guest PI451015FS Female Adapter-Flat End 5/16" x 5/8" BSP

    JOHN GUEST
    PI451015FS

    John Guest PI451015FS Female Adapter-Flat End 5/16" x 5/8" BSP Features: Push-fit technology provides secure, reliable, and leak-free connections...

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    $6.99 - $59.99
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  • John Guest CI320814S Female Faucet Connector- 1/4" x 1/2" BSPT FEMALE CONNECTOR FEMALE Grey Acetal JOHN GUEST 10-Pack
    John Guest CI320814S Female Faucet Connector- 1/4" x 1/2" BSPT FEMALE CONNECTOR FEMALE Grey Acetal JOHN GUEST 1-PC
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    John Guest CI320814S Female Faucet Connector- 1/4" x 1/2" BSPT

    JOHN GUEST
    CI320814S

    John Guest CI320814S Female Faucet Connector- 1/4" x 1/2" BSPT Features: Push-fit technology provides secure, reliable, and leak-free connections...

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  • John Guest PI451614CS Female Adapter - 1/2" x 1/2" BSP FEMALE FLARE CONNECTOR Grey Acetal JOHN GUEST 10-Pack
    John Guest PI451614CS Female Adapter - 1/2" x 1/2" BSP FEMALE FLARE CONNECTOR Grey Acetal JOHN GUEST 1-PC
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    John Guest PI451614CS Female Adapter - 1/2" x 1/2" BSP

    JOHN GUEST
    PI451614CS

    John Guest PI451614CS Female Adapter - 1/2" x 1/2" BSP Features: Push-fit technology ensures secure, reliable, and leak-free connections Connec...

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  • John Guest PI250810S Stem Barb Connector - 1/4" OD Stem x 5/16" ID Barb STEM TO HOUSE BARB Grey Acetal JOHN GUEST 1-Pack
    John Guest PI250810S Stem Barb Connector - 1/4" OD Stem x 5/16" ID Barb STEM TO HOUSE BARB Grey Acetal JOHN GUEST 10-Pack
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    John Guest PI250810S Stem Barb Connector - 1/4" OD Stem x 5/16" ID Barb

    JOHN GUEST
    PI250810S

    John Guest PI250810S Stem Barb Connector - 1/4" OD Stem x 5/16" ID Barb Features: Push-fit technology ensures reliable, leak-free connections S...

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  • John Guest PI201610S Reducing Union - 1/2' x 5/16" REDUCING UNION Grey Acetal JOHN GUEST 10 pack
    John Guest PI201610S Reducing Union - 1/2' x 5/16" REDUCING UNION Grey Acetal JOHN GUEST 1 pc
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    John Guest PI201610S Reducing Union - 1/2' x 5/16"

    JOHN GUEST
    PI201610S

    John Guest PI201610S Reducing Union - 1/2' x 5/16" Features & Benefits: Compatible with plastic or copper OD tubing – versatile use across va...

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  • John Guest PI061210S Reducer Stem - 3/8" x 5/16" Stem STEM REDUCER Grey Acetal JOHN GUEST 10-Pack
    John Guest PI061210S Reducer Stem - 3/8" x 5/16" Stem STEM REDUCER Grey Acetal JOHN GUEST 1-PC
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    John Guest PI061210S Reducer Stem - 3/8" x 5/16" Stem

    JOHN GUEST
    PI061210S

    John Guest PI061210S Reducer Stem - 3/8" x 5/16" Stem Features: Key Features & Benefits Reduces tube size in push-fit systems Fast, tool-fr...

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  • John Guest PM0315E Black Reducing Elbow Connector Size 15MM Metric Reducing Elbow Connector Black Acetal JOHN GUEST 10 Pack
    John Guest PM0315E Black Reducing Elbow Connector Size 15MM Metric Reducing Elbow Connector Black Acetal JOHN GUEST 1 Pack
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    John Guest PM0315E Black Reducing Elbow Connector Size 15MM

    JOHN GUEST
    PM0315E

    John Guest PM0315E Black Reducing Elbow Connector Size 15MM Acetal copolymer construction FDA-approved materials NSF Certified 51 & 61 Worki...

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