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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 SM040808S SuperSeal Union Connector 5/16" 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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    ($4.99 each)
    Original price $6.99 - Original price $49.99
    Original price $6.99 - Original price $49.99
    Original price $6.99
    $4.99 - $39.99
    Current price $4.99

    John Guest SM040808S SuperSeal Union Connector 5/16" x 5/16"

    JOHN GUEST
    SM040808S

    John Guest SM040808S SuperSeal Union Connector 5/16" x 5/16" Product Description:Designed specifically for connecting stainless steel tubing, this ...

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    $4.99 - $39.99
    ($4.99 each)
    Original price $6.99 - Original price $49.99
    Original price $6.99 - Original price $49.99
    Original price $6.99
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    Current price $4.99
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  • John Guest PM0408S Union Connector - 5/16" union connector JOHN GUEST 10-Pack
    John Guest PM0408S Union Connector - 5/16" union connector JOHN GUEST 1-PC
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    John Guest PM0408S Union Connector - 5/16"

    JOHN GUEST
    PM0408S

    John Guest PM0408S Union Connector - 5/16" Features & Benefits: Compatible with plastic or copper OD size tubing Durable acetal body with a...

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    $2.60 - $22.99
    ($2.60 each)
    Original price $4.00 - Original price $25.99
    Original price $4.00 - Original price $25.99
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  • John Guest PI481022S Fixed Elbow - 5/16" x 1/4" NPTF FIXED ELBOW Grey Acetal JOHN GUEST
    John Guest PI481022S Fixed Elbow - 5/16" x 1/4" NPTF FIXED ELBOW Grey Acetal JOHN GUEST
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    $4.40 - $39.99
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    Original price $5.50 - Original price $47.99
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    John Guest PI481022S Fixed Elbow - 5/16" x 1/4" NPTF

    JOHN GUEST
    PI481022S

    John Guest PI481022S Fixed Elbow - 5/16" x 1/4" NPTF Features & Benefits Compatible with both plastic and copper OD-size tubing Durable ace...

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    $4.40 - $39.99
    ($4.40 each)
    Original price $5.50 - Original price $47.99
    Original price $5.50 - Original price $47.99
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    Current price $4.40
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  • John Guest PI0112F4S Male Flare Connector - 3/8" x 1/4" MFL MALE Grey Acetal JOHN GUEST 10-Pack
    John Guest PI0112F4S Male Flare Connector - 3/8" x 1/4" MFL MALE Grey Acetal JOHN GUEST 1-PC
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    John Guest PI0112F4S Male Flare Connector - 3/8" x 1/4" MFL

    JOHN GUEST
    PI0112F4S

    John Guest PI0112F4S Male Flare Connector  -  3/8" x 1/4" MFL Features & Benefits: Compatible with plastic or copper OD-size tubing Durable...

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    $3.10 - $27.80
    ($3.10 each)
    Original price $4.99 - Original price $29.99
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    Current price $3.10
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  • John Guest PI0108F4S Male Flare Connector - 1/4" x 1/4" MFL MALE Grey Acetal JOHN GUEST 10-Pack
    John Guest PI0108F4S Male Flare Connector - 1/4" x 1/4" MFL MALE Grey Acetal JOHN GUEST 1-PC
    Save up to 7% % Off
    $3.10 - $27.80
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    Current price $3.10

    John Guest PI0108F4S Male Flare Connector - 1/4" x 1/4" MFL

    JOHN GUEST
    PI0108F4S

    John Guest PI0108F4S Male Flare Connector  -  1/4" x 1/4" MFL Features & Benefits: Compatible with plastic or copper OD-size tubing Durable...

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    $3.10 - $27.80
    ($3.10 each)
    Original price $4.99 - Original price $29.99
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  • John Guest PI010621S Male Connector - 3/16" x 1/8" NPTF MALE Grey Acetal JOHN GUEST 10-Pack
    John Guest PI010621S Male Connector - 3/16" x 1/8" NPTF MALE Grey Acetal JOHN GUEST 1-PC
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    $5.99 - $49.99
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    Original price $6.66 - Original price $55.99
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    Current price $5.99

    John Guest PI010621S Male Connector - 3/16" x 1/8" NPTF

    JOHN GUEST
    PI010621S

    John Guest PI010621S Male Connector  -  3/16" x 1/8" NPTF Features and Benefits: Compatible with plastic or copper OD-sized tubing Durable acet...

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    $5.99 - $49.99
    ($5.99 each)
    Original price $6.66 - Original price $55.99
    Original price $6.66 - Original price $55.99
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    Current price $5.99
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  • John Guest PSEI012828E ProLock 3/4" CTS Push-to-Connect to 1" Npt Male connector – for Copper Tube, Plumbing & Water Softeners, Black John Guest Copper Tube Size Male Connector John Guest 5 Pack
    John Guest PSEI012828E ProLock 3/4" CTS Push-to-Connect to 1" Npt Male connector – for Copper Tube, Plumbing & Water Softeners, Black John Guest Copper Tube Size Male Connector John Guest 1 Pack
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    John Guest PSEI012828E ProLock 3/4" CTS Push-to-Connect to 1" Npt Male connector – for Copper Tube, Plumbing & Water Softeners, Black

    John Guest
    PSEI012828E

    John Guest PSEI012828E ProLock 3/4" CTS Push-to-Connect to 1" Npt Male connector – for Copper Tube, Plumbing & Water Softeners, Black PART# PSE...

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    $14.99 - $61.99
    ($14.99 each)
    Original price $19.99 - Original price $89.99
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  • John Guest PM010823S Male Connector NPTF - 5/16" x 3/8" NPTF MALE Grey Acetal JOHN GUEST 10-Pack
    John Guest PM010823S Male Connector NPTF - 5/16" x 3/8" NPTF MALE Grey Acetal JOHN GUEST 1-PC
    Save up to 13% % Off
    $8.99 - $69.99
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    John Guest PM010823S Male Connector NPTF - 5/16" x 3/8" NPTF

    JOHN GUEST
    PM010823S

    John Guest PM010823S Male Connector NPTF -  5/16" x 3/8" NPTF Utilizes push-fit technology for reliable, leak-free connections Designed to conn...

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    $8.99 - $69.99
    ($8.99 each)
    Original price $10.99 - Original price $79.99
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  • John Guest PI131012S Stem Enlarger - 5/16" OD Stem x 3/8" Stem Enlarger John Guest 10-Pack
    John Guest PI131012S Stem Enlarger - 5/16" OD Stem x 3/8" Stem Enlarger John Guest 1-Pack
    Save up to 20% % Off
    $4.99 - $39.99
    ($4.99 each)
    Original price $8.99 - Original price $49.99
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    $4.99 - $39.99
    Current price $4.99

    John Guest PI131012S Stem Enlarger - 5/16" OD Stem x 3/8"

    John Guest
    PI131012S

    John Guest PI131012S Stem Enlarger  - 5/16" OD Stem x 3/8" Key Features: Push-fit technology for quick, reliable, and leak-free connections Ste...

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    $4.99 - $39.99
    ($4.99 each)
    Original price $8.99 - Original price $49.99
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    Current price $4.99
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  • John Guest PI220606S Stem Elbow Connector - 3/16" Stem x 3/16"Tube PLUG IN STEM ELBOW Grey Acetal JOHN GUEST 10-Pack
    John Guest PI220606S Stem Elbow Connector - 3/16" Stem x 3/16"Tube PLUG IN STEM ELBOW Grey Acetal JOHN GUEST 1-PC
    Save up to 14% % Off
    $6.99 - $59.99
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    John Guest PI220606S Stem Elbow Connector - 3/16" Stem x 3/16"Tube

    JOHN GUEST
    PI220606S

    John Guest PI220606S Stem Elbow Connector - 3/16" Stem x 3/16"Tube Features: Push-fit technology provides secure, leak-free connections Allows ...

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    $6.99 - $59.99
    ($6.99 each)
    Original price $9.99 - Original price $69.99
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    Current price $6.99
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  • John Guest PI221210S Stem Elbow Connector - 3/8" Stem x 5/16" PLUG IN STEM ELBOW Grey Acetal JOHN GUEST 10 pack
    John Guest PI221210S Stem Elbow Connector - 3/8" Stem x 5/16" PLUG IN STEM ELBOW Grey Acetal JOHN GUEST 1 pc
    Save up to 14% % Off
    $6.99 - $59.99
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    Current price $6.99

    John Guest PI221210S Stem Elbow Connector - 3/8" Stem x 5/16"

    JOHN GUEST
    PI221210S

    John Guest PI221210S Stem Elbow Connector - 3/8" Stem x 5/16" Features: Push-fit technology ensures reliable, leak-free connections Designed to...

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    $6.99 - $59.99
    ($6.99 each)
    Original price $9.99 - Original price $69.99
    Original price $9.99 - Original price $69.99
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    Current price $6.99
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  • John Guest Speedfit SI421212S 3/8 inch Superseal- 3/8 inch Flow Bend UNION ELBOW Grey Acetal JOHN GUEST 10 pack
    John Guest Speedfit SI421212S 3/8 inch Superseal- 3/8 inch Flow Bend UNION ELBOW Grey Acetal JOHN GUEST
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    $12.99 - $98.99
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    Original price $16.99 - Original price $51.30
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    $12.99 - $98.99
    Current price $12.99

    John Guest Speedfit SI421212S 3/8 inch Superseal- 3/8 inch Flow Bend

    JOHN GUEST
    SI421212S

    Product Name: John Guest SI421212S – Superseal to Speedfit Flow Bend Elbow, 3/8" × 3/8" Description:A 90° flow bend connector designed to join 3/8"...

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    $12.99 - $98.99
    ($12.99 each)
    Original price $16.99 - Original price $51.30
    Original price $16.99 - Original price $51.30
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    Current price $12.99
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  • John Guest PP0308E Union Elbow Polypropylene - 1/4" Black Union Elbow JOHN GUEST 10 Pack
    John Guest PP0308E Union Elbow Polypropylene - 1/4" Black Union Elbow JOHN GUEST 1 Pack
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    $3.59 - $34.69
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    $3.59 - $34.69
    Current price $3.59

    John Guest PP0308E Union Elbow Polypropylene - 1/4"

    JOHN GUEST
    PP0308E

    John Guest PP0308E Union Elbow Polypropylene - 1/4"   Polypropylene NSF 51, 61, 372 Certified along with FDA Approved O-ring material EPDM Push-f...

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    $3.59 - $34.69
    ($3.59 each)
    Original price $5.49 - Original price $39.99
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    Current price $3.59
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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
    Save up to 19% % Off
    $8.99 - $72.99
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    Current price $8.99

    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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    $8.99 - $72.99
    ($8.99 each)
    Original price $9.99 - Original price $89.99
    Original price $9.99 - Original price $89.99
    Original price $9.99
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    Current price $8.99
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  • John Guest PM200804E Black Union Connector Size 8MM x 4MM Metric Union Connector Black Acetal JOHN GUEST 10 Pack
    John Guest PM200804E Black Union Connector Size 8MM x 4MM Metric Union Connector Black Acetal JOHN GUEST 1 Pack
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    Original price $10.99
    $8.99 - $72.99
    Current price $8.99

    John Guest PM200804E Black Union Connector Size 8MM x 4MM

    JOHN GUEST
    PM200804E

    John Guest PM200804E Black Union Connector Size 8MM x 4MM Acetal copolymer construction FDA-approved materials NSF Certified 51 & 61 Working...

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    $8.99 - $72.99
    ($8.99 each)
    Original price $10.99 - Original price $89.99
    Original price $10.99 - Original price $89.99
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    Current price $8.99
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  • John Guest PM201208E Black Union Connector Size 12MM x 8MM Metric Union Connector Black Acetal JOHN GUEST 10 Pack
    John Guest PM201208E Black Union Connector Size 12MM x 8MM Metric Union Connector Black Acetal JOHN GUEST 1 Pack
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    Original price $10.99
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    Current price $8.99

    John Guest PM201208E Black Union Connector Size 12MM x 8MM

    JOHN GUEST
    PM201208E

    John Guest PM201208E Black Union Connector Size 12MM x 8MM Acetal copolymer construction FDA-approved materials NSF Certified 51 & 61 Workin...

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    $8.99 - $72.99
    ($8.99 each)
    Original price $10.99 - Original price $89.99
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    Original price $10.99
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    Current price $8.99
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  • John Guest PM201008E Black Union Connector Size 10MM x 8MM Metric Union Connector Black Acetal JOHN GUEST 10 Pack
    John Guest PM201008E Black Union Connector Size 10MM x 8MM Metric Union Connector Black Acetal JOHN GUEST 1 Pack
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    Current price $8.99

    John Guest PM201008E Black Union Connector Size 10MM x 8MM

    JOHN GUEST
    PM201008E

    John Guest PM201008E Black Union Connector Size 10MM x 8MM Acetal copolymer construction FDA-approved materials NSF Certified 51 & 61 Workin...

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    $8.99 - $72.99
    ($8.99 each)
    Original price $10.99 - Original price $89.99
    Original price $10.99 - Original price $89.99
    Original price $10.99
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    Current price $8.99
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  • John Guest PM221515E Black Stem Elbow Size 15MM x 15MM Metric Stem Elbow Black Acetal JOHN GUEST 10 Pack
    John Guest PM221515E Black Stem Elbow Size 15MM x 15MM Metric Stem Elbow Black Acetal JOHN GUEST 1 Pack
    Save up to 10% % Off
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    Original price $12.99 - Original price $99.99
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    Current price $10.75

    John Guest PM221515E Black Stem Elbow Size 15MM x 15MM

    JOHN GUEST
    PM221515E

    John Guest PM221515E Black Stem Elbow Size 15MM x 15MM Acetal copolymer construction FDA-approved materials NSF Certified 51 & 61 Working Pr...

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    $10.75 - $89.99
    ($10.75 each)
    Original price $12.99 - Original price $99.99
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    Current price $10.75
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  • John Guest PM0215E Black Union Tee Size 15MM Metric Union Tee Black Acetal JOHN GUEST 10 Pack
    John Guest PM0215E Black Union Tee Size 15MM Metric Union Tee Black Acetal JOHN GUEST 1 Pack
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    John Guest PM0215E Black Union Tee Size 15MM

    JOHN GUEST
    PM0215E

    John Guest PM0215E Black Union Tee Size 15MM Acetal copolymer construction FDA-approved materials NSF Certified 51 & 61 Working Pressures an...

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    $8.99 - $72.99
    ($8.99 each)
    Original price $9.99 - Original price $89.99
    Original price $9.99 - Original price $89.99
    Original price $9.99
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    Current price $8.99
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  • John Guest PI290810S Stem Elbow Barb Connector - 1/4" OD Stem x 5/16" ID Barb STEM TO HOSE BARB ELBOW Gray Acetal JOHN GUEST 10 pack
    John Guest PI290810S Stem Elbow Barb Connector - 1/4" OD Stem x 5/16" ID Barb STEM TO HOSE BARB ELBOW Gray Acetal JOHN GUEST 1 Pack
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    Original price $3.99 - Original price $39.99
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    Current price $2.55

    John Guest PI290810S Stem Elbow Barb Connector - 1/4" OD Stem x 5/16" ID Barb

    JOHN GUEST
    PI290810S

    Features: Push-fit Technology creates reliable, leak-free connections Used to connect hose to Push-fit fittings Compatible with plastic or copper ...

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    $2.55 - $22.75
    ($2.55 each)
    Original price $3.99 - Original price $39.99
    Original price $3.99 - Original price $39.99
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    Current price $2.55
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  • John Guest PI291210S Stem Elbow Barb Connector - 3/8" OD Stem x 5/16" ID Barb STEM TO HOSE BARB ELBOW Gray Acetal JOHN GUEST 10 pack
    John Guest PI291210S Stem Elbow Barb Connector - 3/8" OD Stem x 5/16" ID Barb STEM TO HOSE BARB ELBOW Gray Acetal JOHN GUEST 1 Pack
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    Original price $6.33 - Original price $21.99
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    Current price $4.42

    John Guest PI291210S Stem Elbow Barb Connector - 3/8" OD Stem x 5/16" ID Barb

    JOHN GUEST
    PI291210S

    Features: Push-fit Technology creates reliable, leak-free connections Used to connect hose to Push-fit fittings Compatible with plastic or copper ...

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    $4.42 - $42.99
    ($4.42 each)
    Original price $6.33 - Original price $21.99
    Original price $6.33 - Original price $21.99
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    Current price $4.42
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  • John Guest PM011214E Male Connector Black Plastic Size 12MM x 1/2"Bsp Metric Male Connector Black Acetal JOHN GUEST
    John Guest PM011214E Male Connector Black Plastic Size 12MM x 1/2"Bsp Metric Male Connector Black Acetal JOHN GUEST
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    John Guest PM011214E Male Connector Black Plastic Size 12MM x 1/2"Bsp

    JOHN GUEST
    PM011214E

    John Guest PM011214E Male Connector Black Plastic Size 12MM x 1/2"Bsp Acetal copolymer construction Nitrile O-rings FDA-approved materials NSF Cer...

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    $7.28 - $55.23
    ($7.28 each)
    Original price $9.98 - Original price $60.99
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  • John Guest PM011003E Male Connector Black Plastic Size 10MM x 3/8"Bsp Metric Male Connector Black Acetal JOHN GUEST 10 Pack
    John Guest PM011003E Male Connector Black Plastic Size 10MM x 3/8"Bsp Metric Male Connector Black Acetal JOHN GUEST 1 Pack
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    $4.49 - $44.50
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    $4.49 - $44.50
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    John Guest PM011003E Male Connector Black Plastic Size 10MM x 3/8"Bsp

    JOHN GUEST
    PM011003E

    John Guest PM011003E Male Connector Black Plastic Size 10MM x 3/8"Bsp Acetal copolymer construction Nitrile O-rings FDA-approved materials NSF Cer...

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    $4.49 - $44.50
    ($4.49 each)
    Original price $9.98 - Original price $50.99
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  • John Guest PM011203E Male Connector Black Plastic Size 12MM x 3/8"Bsp Metric Male Connector Black Acetal JOHN GUEST 10 Pack
    John Guest PM011203E Male Connector Black Plastic Size 12MM x 3/8"Bsp Metric Male Connector Black Acetal JOHN GUEST 1 Pack
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    $7.49 - $54.49
    ($7.49 each)
    Original price $9.98 - Original price $39.99
    Original price $9.98 - Original price $39.99
    Original price $9.98
    $7.49 - $54.49
    Current price $7.49

    John Guest PM011203E Male Connector Black Plastic Size 12MM x 3/8"Bsp

    JOHN GUEST
    PM011203E

    John Guest PM011203E Male Connector Black Plastic Size 12MM x 3/8"Bsp Acetal copolymer construction Nitrile O-rings FDA-approved materials NSF C...

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    $7.49 - $54.49
    ($7.49 each)
    Original price $9.98 - Original price $39.99
    Original price $9.98 - Original price $39.99
    Original price $9.98
    $7.49 - $54.49
    Current price $7.49
    Save up to 25% % Off