Top 9 3/8 Quick Connect Water Fittings – Under-Sink & Countertop Filtration

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1. PureWater Filters

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Inline Water Filter For Under Sink Kitchen and Bathroom Faucets- with 3/8" Quick-Connect Fittings

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PureWater Filters #ad - Each end has quick-connect Fittings which take a 3/8 Inch Water Line. Provides crisp clean water. Easy to install. Made in the USA. Exact replacement for the filters in the purewater filters under sink water Filter Install Kit for Kitchen and Bathroom Faucets. Does not include adapter or water tubing. Free lifetime Warranty and Telephone Support. Tested and certified by nsf international against ANSI/NSF Standard 42 for Taste and Odor Reduction and Chlorine Reduction Class I.
BrandPureWater Filters #ad
ManufacturerPureWater Filters #ad
Height8 Inches
Length2.5 Inches
Width2.5 Inches
Part NumberPWF38
ModelPWF38
WarrantyFREE Lifetime Warranty for Defective Parts. Telephone Support Included.

2. Avanti Membrane Technology

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QF-UC0604 Pack of 1, Avanti 3/8" to 1/4" Reducing Straight Union Connector for drinking water filter RO reverse osmosis, quick-connect fittings, 1/4" x 3/8" tubes

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Avanti Membrane Technology #ad - Works with plastic or copper tubing; corrosion and lead-free. Complies with all requirements for materials in contact with food and drinking water. Meets and exceeds NSF standard; Made in Taiwan. Union connector for connecting two tubes together. Quick-connect with no tools required to provide permanent or removable leak-proof connections.
BrandAvanti Membrane Technology #ad
ManufacturerAvanti Membrane Technology #ad
Height0.75 Inches
Length2 Inches
Width2 Inches
Part NumberQF-UC0604
Model8541998748

3. YZM

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YZM Quick Connect fittings RO Water Filters set of 10 straight,1/4" to 3/8"Tube OD

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YZM #ad - Material: pompolyoxymethylene, Polyethylene Plastic Tubing. No special tools required, easy to install. Package Quantity:10pack. Straight 1/4 inch to 3/8 inch OD Tube quick connector. Apply to reverse Osmosis Water System Quick Conncetor.
BrandYZM #ad
ManufacturerYZM #ad
Part Number8541998658
Model8541998658

4. SharkBite

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Copper, Compression Service Stop Fitting, PE-RT, CPVC, 1/2 Inch x 1/2 Inch x 1/4 Inch, 1/4 Turn, SharkBite 24983A Service Tee Stop Valve, Water Valve Shut Off, PEX, Push-to-Connect

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SharkBite #ad - Quality: only sharkbite's quality and performance is field-proven with more than 550 million connections. Residential and commercial: all sharkbite fittings meet the same standards for commercial and residential plumbing applications.

Just push to create a watertight seal. Use in potable water and hydronic heating applications. Performance: rated to 200 psi and 200 Degrees F. Versatilty: sharkbite connects copper, PEX, CPVC, and PE-RT Pipe in any combination. Sharkbite is the only push-to-connect brand than can ensure a clean, leak-free connection. Installs in seconds: 1/2 inch x 1/2 x 1/4 inch tee Stop Valve requires no special tools, no soldering, no crimping or glue.
BrandSharkBite #ad
ManufacturerCash Acme #ad
Height2.12 Inches
Length2.72 Inches
Width1.5 Inches
Part Number24983
Model24983A

5. YZM

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YZM Quick Connect fittings RO Water Filters Pack of 10 Elbow, 1/4" to 3/8" Tube OD

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YZM #ad - Package Quantity:10pack. No special tools required, easy to install. Material: pompolyoxymethylene, Polyethylene Plastic Tubing. Apply to reverse Osmosis Water System Quick Conncetor. Elbow 1/4" to 1/4" OD Tube.
BrandYZM #ad
ManufacturerYZM #ad

6. YZM

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YZM Quick Connect fittings RO Water Filters 10, Tee 3/8" Tube OD

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YZM #ad - Package Quantity:10pack. Apply to reverse Osmosis Water System Quick Conncetor. Material: pompolyoxymethylene, Polyethylene Plastic Tubing. No special tools required, easy to install. 3/8 inch tube OD Tee.
BrandYZM #ad
ManufacturerYZM #ad

7. Ohaha

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Ohaha 3/8inch Plug for RO Reverse Osmosis Water Filter Fittings Valve, Quick-Connect Fittings Pack of 50

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Ohaha #ad - Size:3/8'' OD. Max pressure:2. 5 mpa, 25 bar, 350 PSI. Material:POMFood Grade. Fit ro pipe od:9. 46mm, 3/8". Color: White.
BrandOhaha #ad
ManufacturerOhaha #ad

8. NewZoll

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5 PCS 3/8" x3/8" Tube Push Union Elbow Quick Connect for RO Water Filter Fitting

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NewZoll #ad - Applications: apply to reverse Osmosis Water System and Housing In Line Filters ETC. Note: please confirm the size before paying. Light weight, Easy Install and unload. Tube o. D. 3/8" x 3/8". High quality.
BrandNewZoll #ad
ManufacturerNewZoll #ad
Part NumberAG050A

9. OUMEIXING

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3/8 inch Plug for Quick Connect Fittings RO Reverse Osmosis Check Valve Water Pipe Tube Purifier Filter Pack of 5

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OUMEIXING #ad - Light weight, Easy Install and unload. Applications: apply to reverse Osmosis Water System and Housing In Line Filters ETC. Size : 3/8".
BrandOUMEIXING #ad
ManufacturerJiuWu #ad
Part NumberOMX004