Log In Log In  |  Checkout   |  193 item(s)
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
2 x 741-14, Diverter Valve for Countertop Water Units
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 720, Feed Water Adapter with Needle Valve
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
3 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
2 x 7044-K Union Tee Connector Fitting Compression type 1/4"
3 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
2 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
5 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 706, Membrane Filter Casing Housing Assembly
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x WH1134 Whole House Restaurant Filter System Sediment Carbon Big
2 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
3 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
2 x 214, Clear Inline Filter Cartridge Empty Case
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
2 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x UU Clips Pair from Bracket to Membrane Filter
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x bulk201, Sediment Filter
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 752, DC Booster Pump w/ Transformer
2 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
3 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
2 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x 723, Feed Water Adapter with Ball Valve
1 x 335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
2 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
2 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
3 x CBV-38, Tank Ball Valve to 3/8 tubing
2 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
3 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
2 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
2 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
3 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x *Discontinued* RO585ERP
2 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x WT-bac, Water Testing Kit, Bacteria Test
1 x AQF-600-105, Flow Meter Panel Mount 1/2" MPT
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x 225, 5th stage Inline Alkaline filter with clear case (annual)
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x DI210, Heavy-duty DI system for Aquarium and Reef
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x *Discontinued* RO585A
2 x DB40, DI Resin Refill Bag for DI210, RD322
1 x IM60, Ice Maker or RV Water Filter, Inline Typle
1 x *Discontinued* RO155C
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
View Cart$7,717.50
Home
Specials Log InCreate Account Checkout  Shopping Cart193 item(s)
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x Y3414BR, Garden Hose Y Adapter Shutoff Valve Brass Construction
2 x 741-14, Diverter Valve for Countertop Water Units
1 x 709, Automatic Shut Off Valve 4-way Four Way Valve
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 720, Feed Water Adapter with Needle Valve
2 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
3 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x FV-15, Bobby Float Valve Top Mount RM292P-N UNS CEL NSF USA
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
2 x 7044-K Union Tee Connector Fitting Compression type 1/4"
3 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
2 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
5 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
2 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x Bundle Filter Annual set KPAK-104b Sediment Carbon Resin Refill
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 706, Membrane Filter Casing Housing Assembly
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x Special, Single Stage Housing Bracket Shell Connection Kit
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x ACT-820-JG Aquatec Pulsation Dampener Accumulator Pressure Tank
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x WH1134 Whole House Restaurant Filter System Sediment Carbon Big
2 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
3 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 721, Self-Piercing Valve, Feed Water Adapter for Copper Pipe
3 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
2 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR125
3 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
2 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x PSW-380 Aquatec Pressure Switch 80 psi shut off 3/8" tubing TSO
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x FV-14, Bobby Float Valve Side Mount RM292-12-N NSF USA
1 x 718TB38, Tubing, 20 feet 3/8" white LLDPE PE for drinking water
2 x 214, Clear Inline Filter Cartridge Empty Case
1 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120
2 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x UU Clips Pair from Bracket to Membrane Filter
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x bulk201, Sediment Filter
3 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 752, DC Booster Pump w/ Transformer
2 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
3 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
2 x SC207, Specialty Filter Refillable Color Changing DI Filter for
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
2 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
1 x 723, Feed Water Adapter with Ball Valve
1 x 335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
2 x SV-24DC-14, Solenoid Valve ESO 1/4" plastic, 24V DC
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x SW SHELL, Countertop SW1 Empty System Only No Filter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x DM-2, Inline Dual TDS monitor (meter) for RO DI System DM2
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
2 x MK225, Maintenance kit for Honeywell RO9100 Filtercold RO5 AV180
3 x CBV-38, Tank Ball Valve to 3/8 tubing
2 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
3 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x 718, Tubing 30 feet 1/4" white tube LLDPE PE for drinking water
1 x 673, Replacement UV Lamp Light for 602 (6 Watts)
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 718b Blue Color Tubing 24 feet 1/4" LLDPE PE tube drinking water
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x DM-1, Inline Dual TDS monitor (meter) for RO DI System DM1
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 578b, TDS-3 Battery Batteries for #578 TDS Water Quality Meter
1 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FM40, STEEL BRACKET DOUBLE HOUSING 10" STANDARD
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6150P
2 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x SVkit, Pump Shutoff Switch Kit for Aquatec Booster Pumps ESO TSO
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x CP-KOR24, O-RING Oring FOR KOOLERMAX MEMBRANE FILTER HOUSING
2 x SET68, AQUATEC 6840 AC Pump Set Solenoid ESO Pressure Switch SET
2 x Value Pack- Entire 3 Years of Replacement Filters Bundle AR122
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
3 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
1 x FM214G 1/4" NPT Digital Flow Meter count up total Water Gallons
1 x Micro 1/4 NPT Digital Flow Meter count up total Water Liter LPM
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x *Discontinued* RO585ERP
2 x 288, CB1010BB Big Blue Carbon Block Filter 20K-50K gal 10"
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x WT-bac, Water Testing Kit, Bacteria Test
1 x AQF-600-105, Flow Meter Panel Mount 1/2" MPT
1 x 759, Aquatec Demand Delivery Pump 5853-7E12-J524 Commercial 1.7G
1 x PH80, Digital pH Meter Hydrotester Calibration Storage Solutions
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 1.SED2005, 1st stage sediment filter 20" inch for RD322 RO260
1 x 225, 5th stage Inline Alkaline filter with clear case (annual)
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x Aeroponics HighPressure Booster Pump Aquatec CDP5853 Transformer
1 x .AR104H High Efficiency Membrane Aquarium Reef Aeroponics RO DI
1 x DI210, Heavy-duty DI system for Aquarium and Reef
1 x FM-8100TG44, DigiFlow Digital Water Flow Rate Meter
1 x *Discontinued* RO585A
2 x DB40, DI Resin Refill Bag for DI210, RD322
1 x IM60, Ice Maker or RV Water Filter, Inline Typle
1 x *Discontinued* RO155C
1 x AQUATEC CDP 8852-2J03-B424 Booster Pump 220V Euro Transformer
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
View Cart$7,717.50

ABU, Bulkhead Union Connector [ABU]

$4.50

ABU, Bulkhead Union Connector



* ABU, Bulkhead Union Connector

* Please choose size from the selection box below. First number is tubing OD Outside Diameter and second number is NPT National Pipe Thread. (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" NPTF Thread ABU0404
* 1/4" Tube OD x 3/8" NPTF Thread ABU0406
* 3/8" Tube OD x 1/4" NPTF Thread ABU0604
* 3/8" Tube OD x 3/8" NPTF Thread ABU0606
* 1/2" Tube OD x 1/2" NPTF Thread ABU0707


* 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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