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4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
3 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x Special, Single Stage Housing Bracket Shell Connection Kit
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
3 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x 752, DC Booster Pump w/ Transformer
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x ERP1000 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x IM60, Ice Maker or RV Water Filter, Inline Typle
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
3 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x MKP, Maintenance kit for K5150P K6150P AR150P
3 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 5th Stage pn215 Refillable inline DI filter (color change)
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
3 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x bulksf05, Koolermax Sediment Filter
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
2 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
2 x 214, Clear Inline Filter Cartridge Empty Case
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x TMR-DC-2412, Transformer Power Supply for #752 Booster Pump
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
3 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
2 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
3 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x *Discontinued* RD106
1 x 3rd stage Special High Efficiency Membrane Filter HTFC-150
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
2 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 565, Digital Pressure Gauge Tester Monitor
1 x KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
2 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 316, 2nd stage CTA 16 US Membrane filter
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet

View Cart$9,166.48
Specials Log InCreate Account Checkout  Shopping Cart163 item(s)
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x WH-10, Whole House Water Treatment Carbon Filter System 10" Big
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
3 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
1 x Special, Single Stage Housing Bracket Shell Connection Kit
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
3 x Optional: 564 Membrane Filter Housing Wrench Opener
2 x 752, DC Booster Pump w/ Transformer
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x ERP1000 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x IM60, Ice Maker or RV Water Filter, Inline Typle
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR104H
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
3 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
2 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x MKP, Maintenance kit for K5150P K6150P AR150P
3 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 5th Stage pn215 Refillable inline DI filter (color change)
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
3 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x bulksf05, Koolermax Sediment Filter
1 x WH-25, Whole House Water Treatment Sediment Filter System 20" Bi
1 x 756SET, Aquatec Permeate Pump Reverse Osmosis System ERP1000
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO6ALK
2 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR150P
2 x 214, Clear Inline Filter Cartridge Empty Case
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x EMT-10, Empty Filter Cartridge Casing Housing
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x 799, Siphon Pump Drinking Water Liquid Fluid Oil Manual Trasfer
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x TMR-DC-2412, Transformer Power Supply for #752 Booster Pump
2 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
3 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
2 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5150P
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
3 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x *Discontinued* RD106
1 x 3rd stage Special High Efficiency Membrane Filter HTFC-150
1 x .AR150P, AQUARIUM & DRINKING 2 OUTPUTS Reverse Osmosis RO+DI+P
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x PSW-2100 Aquatec Pressure Switch 100 psi shut off 1/4 tubing TSO
1 x Liter Digiflow 1/4NPT Digital Flow Meter count up total Water
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
1 x SV-24DC-38-Brass KSD Solenoid Valve 3/8" brass 24V DC ESO
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
2 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 565, Digital Pressure Gauge Tester Monitor
1 x KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
2 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x 3150, 5th stage TFC-150 US membrane filter (every 2-3 years)
2 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
1 x 316, 2nd stage CTA 16 US Membrane filter
1 x Y3414CH, Garden Hose Y Adapter Shut-Off Valve Metal Construction
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x .AR150PNTF, KoolerMax AR150P RO System Shell without tank faucet

View Cart$9,166.48

AHUC, Inline Ball Hand Valve Union Connector OD Tubing [AHUC]

$5.00

AHUC, Inline Ball Hand Valve Union Connector OD Tubing



* AHUC, Inline Ball Valve or Hand Valve Union Connector

* Position "Close" to force the water to flow to long reach faucet directly

* Position "Open" to allow the water flow in/out the water tank

* Please choose size from the selection box below. Both numbers are tubing OD Outside Diameter (Pipe sizes can be confusing even for the experienced user. Pipe size is not the actual outside or inside diameter of the pipe but is the industry accepted designation. If you have any question please email us first.)
* 1/4" Tube OD x 1/4" Tube OD AHUC0404
* 3/8" Tube OD x 3/8" Tube OD AHUC0606
* 1/2" Tube OD x 1/2" Tube OD AHUC0707


* 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. 

Available Options:

Size Combination:

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