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3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
1 x *Discontinued* RO155
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
2 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x KF750, Elite Series: Polish Chrome Drinking Water Faucet
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x bulkc10, Koolermax Carbon Block Filter
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
2 x 723, Feed Water Adapter with Ball Valve
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block

View Cart$2,048.40
Specials Log InCreate Account Checkout  Shopping Cart52 item(s)
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
1 x *Discontinued* RO155
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x 335UP, Upgrade Kit TFC 35 gal/day (includes US membrane filter)
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
2 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x KF750, Elite Series: Polish Chrome Drinking Water Faucet
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x PSW-260 Aquatec Pressure Switch 60 psi shut off 1/4" tubing TSO
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x SV-24AC-14, Solenoid Valve ESO for Aquatec pump 1/4" wiring
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x Panel 1" Digiflow 6710M-88TM Digital Flow Meter count up GPM 115
1 x Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x AQF-600-102, Flow Meter Panel Mount 3/8" MPT
1 x bulkc10, Koolermax Carbon Block Filter
1 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
2 x 723, Feed Water Adapter with Ball Valve
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x SC435, Specialty Filter Arsenic / Fluoride Removal Filter
1 x 718TB12, Half Inch Tubing 20 feet 1/2" LLDPE PE White Tube
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x 2.CB2010, 2nd stage carbon block filter 20" inch for RD322 RO260
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block

View Cart$2,048.40

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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