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1 x FRQ850, Flow Restrictor 850ML / min
1 x bulkic21, Koolermax Inline Carbon Filter
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x bulkc10, Koolermax Carbon Block Filter
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x HK120-P-TK for USA 110V / 60Hz
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x *Discontinued* RD106
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x *Discontinued* RO585NTF
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x HK120-P-TK-220V for EURO 220V / 50Hz
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x FRQ420, Flow Restrictor 420ML / min
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
2 x KT-103, Optional Manual Membrane Flush Valve
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x TMR-DC-1212, Transformer Power Supply for Delivery Demand Pump
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x 720, Feed Water Adapter with Needle Valve
1 x bulk213, Inline Carbon Filter
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
View Cart$4,467.40
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1 x FRQ850, Flow Restrictor 850ML / min
1 x bulkic21, Koolermax Inline Carbon Filter
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x bulkc10, Koolermax Carbon Block Filter
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
2 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x HK120-P-TK for USA 110V / 60Hz
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x 213, 5th stage inline carbon postfilter (replace every 12months)
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x *Discontinued* RD106
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x *Discontinued* RO585NTF
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x HK120-P-TK-220V for EURO 220V / 50Hz
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x FRQ420, Flow Restrictor 420ML / min
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x DB40, DI Resin Refill Bag for DI210, RD322
1 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
2 x KT-103, Optional Manual Membrane Flush Valve
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x TMR-DC-1212, Transformer Power Supply for Delivery Demand Pump
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
1 x 720, Feed Water Adapter with Needle Valve
1 x bulk213, Inline Carbon Filter
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x WH-20, Whole House Water Treatment Carbon Block Filter System Bi
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
View Cart$4,467.40

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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