Log In Log In  |  Checkout   |  44 item(s)
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x bulksf05, Koolermax Sediment Filter
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x HK120-P-TK-220V for EURO 220V / 50Hz
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x bulk818, DI resin refill bags Di-Ionization media
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 4th Stage Color Changing DI Filter SC207 for AR-104H
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 316, 2nd stage CTA 16 US Membrane filter
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x *Discontinued* RO155C
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x *Discontinued* RD106
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x bulk205, Carbon Block Filter
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155

View Cart$3,025.94
Specials Log InCreate Account Checkout  Shopping Cart44 item(s)
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x bulksf05, Koolermax Sediment Filter
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 365, 4th stage TFC 50/65 US membrane filter (replace 2-3 yrs)
1 x HK120-P-TK-220V for EURO 220V / 50Hz
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x bulk818, DI resin refill bags Di-Ionization media
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x 4th Stage Color Changing DI Filter SC207 for AR-104H
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x 316, 2nd stage CTA 16 US Membrane filter
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x Bundle Filter KPAK-104bm Sediment Carbon DI Resin Membrane
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
2 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x *Discontinued* RO155C
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x *Discontinued* RD106
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x .AR122 KoolerMax 6STAGE Aquarium Reef REVERSE OSMOSIS RODI WATER
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x bulk205, Carbon Block Filter
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155

View Cart$3,025.94

CKV0402, Blue color Elbow Check Valve Elbow Type [CKV0402]

$8.00

CKV0402, Blue color Elbow Check Valve Elbow Type



* CKV0402, Blue color Elbow Check Valve Elbow Type

* 1/4" Tube OD to 1/8" MNPT Thread

* For use with Rotek Systems, WaterGeneral, FilterDirect RO, and Alton RO systems.

* Water & foods use: Products are manufactured from safe, non-toxic materials meeting the requirements of the US FDA, ERAS, ANSI/NSF-51,61, and SK Zert. Our products are widely used in water purification, food/beverage, and pneumatic systems.

* Function & Quality: Provides quick and convenient assembly-saving time & expense.

* Collet Design: Our unique oval collet design is superior and more practical, and is an improvement welcomed by our world wide customers in all industries.

* Additional Applications: Beyond water and food use, fittings can be used with air, gases, vacuum, & liquids. All connections can be assembled & disassembled repeatedly. A broad range of sizes covers a broad scope of applications.

* We carry different fittings in variation of sizes: 1/4", 3/8", or 1/2" adapters, connectors, fittings, or valves.  Most are not listed online, to avoid confusion to majority of RO system customers.  

* Send us a message with specification, intended application, and image of your setup or old fitting  to check if we have what you need. 

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