Log In Log In  |  Checkout   |  26 item(s)
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x WSACF-150T, Whole House Water Treatment ACF-150T
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x *Discontinued* RO155
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x UU Clips Pair from Bracket to Membrane Filter
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x 316, 2nd stage CTA 16 US Membrane filter
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x UC7000 HONEYWELL UNDER THE COUNTER WATER FILTER (WHITE, LARGE)
1 x KT-103, Optional Manual Membrane Flush Valve

View Cart$4,171.45
Specials Log InCreate Account Checkout  Shopping Cart26 item(s)
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x WSACF-150T, Whole House Water Treatment ACF-150T
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x *Discontinued* RO155
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x UU Clips Pair from Bracket to Membrane Filter
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x 316, 2nd stage CTA 16 US Membrane filter
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x UC7000 HONEYWELL UNDER THE COUNTER WATER FILTER (WHITE, LARGE)
1 x KT-103, Optional Manual Membrane Flush Valve

View Cart$4,171.45

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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