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.
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Regular price From $1.76 Unit priceUnit price /UnavailablePart #: PI051624S
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John Guest
Regular price From $0.52 Unit priceUnit price /UnavailablePart #: USCLIP36
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Regular price From $2.43 Unit priceUnit price /UnavailablePart #: PP201208E
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![John Guest Stem Barb Connector - 3/8 OD Stem x 3/8 ID Barb [Long]](//www.freshwatersystems.com/cdn/shop/files/k06mxeeiusevkj9qjkch_c2cbcd47-b755-4f28-8592-3400ab95c10c.jpg?v=1791018192&width=460)
Regular price From $1.92 Unit priceUnit price /UnavailablePart #: PI251212SL
Save up to 17% with bulk pricing -
Regular price From $0.82 Unit priceUnit price /UnavailablePart #: PI051222S
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Regular price From $2.52 Unit priceUnit price /UnavailablePart #: PP0208E
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Regular price From $20.86 Unit priceUnit price /UnavailablePart #: ASVPP5LF
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Regular price From $5.85 Unit priceUnit price /UnavailablePart #: PM011516E
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Regular price From $2.05 Unit priceUnit price /UnavailablePart #: PE6-WHITE:5FT
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John Guest
Regular price From $3.94 Unit priceUnit price /UnavailablePart #: PI061612S
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Regular price From $1.99 Unit priceUnit price /UnavailablePart #: PP0308E
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Regular price From $1.11 Unit priceUnit price /UnavailablePart #: PI250810S
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![John Guest Pipe Insert / Tube Support - 3/8 CTS [1/2 OD]](//www.freshwatersystems.com/cdn/shop/files/nes7xnavc0zq8hhcacaq_31b7bbd8-cfc4-4bde-9c28-40a5f686986a.jpg?v=1791017050&width=460)
Regular price From $0.27 Unit priceUnit price /UnavailablePart #: TSI375S
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Regular price From $3.07 Unit priceUnit price /UnavailablePart #: PP0212E
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Regular price From $0.68 Unit priceUnit price /UnavailablePart #: CA-R12I-S-X:100PK
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John Guest
Regular price From $5.17 Unit priceUnit price /UnavailableLow stockPart #: PM0215E
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Regular price From $2.05 Unit priceUnit price /UnavailablePart #: PI291208S
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John Guest
Regular price From $15.98 Unit priceUnit price /UnavailableBackorderedPart #: PSEISV20P
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Regular price From $2.25 Unit priceUnit price /UnavailablePart #: PP011223E
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John Guest
Regular price From $2.82 Unit priceUnit price /UnavailablePart #: PM0208S
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John Guest
Regular price From $3.61 Unit priceUnit price /UnavailableLow stockPart #: PEM0422W
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Regular price From $1.89 Unit priceUnit price /UnavailablePart #: CI480821W-US
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Regular price From $3.99 Unit priceUnit price /UnavailablePart #: PI091222S
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Regular price From $2.42 Unit priceUnit price /UnavailablePart #: PP480823W
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Regular price From $4.88 Unit priceUnit price /UnavailablePart #: PSEI012026
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Regular price From $1.28 Unit priceUnit price /UnavailablePart #: PCI2812S
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John Guest
Regular price From $3.40 Unit priceUnit price /UnavailablePart #: PP1208W
Save up to 17% with bulk pricing
![John Guest Stem Barb Connector - 3/8 OD Stem x 3/8 ID Barb [Long]](http://www.freshwatersystems.com/cdn/shop/files/k06mxeeiusevkj9qjkch_c2cbcd47-b755-4f28-8592-3400ab95c10c.jpg?v=1791018192&width=460)
![John Guest Pipe Insert / Tube Support - 3/8 CTS [1/2 OD]](http://www.freshwatersystems.com/cdn/shop/files/nes7xnavc0zq8hhcacaq_31b7bbd8-cfc4-4bde-9c28-40a5f686986a.jpg?v=1791017050&width=460)
Want to learn more?
Discover John Guest push-fit fittings and valves, renowned for revolutionary plastic technologies and easy, tool-free installation. Fresh Water Systems offers a wide selection for plumbing, heating, and water systems.