Log In Log In  |  Checkout   |  54 item(s)
1 x Special, Single Stage Housing Bracket Shell Connection Kit
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
1 x TMR-DC-1212, Transformer Power Supply for Delivery Demand Pump
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x 550, Standard Chrome Steel Faucet with Spigot for Water Filter,
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x KF750, Elite Series: Polish Chrome Drinking Water Faucet
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x *Discontinued* RO585ERP
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x DDP5800, Aquatec Demand Delivery Pump 5851-7E12 Increase Output
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x 752, DC Booster Pump w/ Transformer
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x DI210, Heavy-duty DI system for Aquarium and Reef
1 x *Discontinued* RD106
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x ERP1000 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x *Discontinued* RO155C
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter

View Cart$3,641.24
Specials Log InCreate Account Checkout  Shopping Cart54 item(s)
1 x Special, Single Stage Housing Bracket Shell Connection Kit
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x TMR-220V-1A Aquatec TACS234-19 Transformer Power Supply EuroPlug
1 x TMR-DC-1212, Transformer Power Supply for Delivery Demand Pump
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 773, AC Booster Pump Assembly Large 150-200GPD RO systems SET
1 x 550, Standard Chrome Steel Faucet with Spigot for Water Filter,
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x KF320, Elite Series: Brushed Nickel / Stainless Steel Faucet
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x KF750, Elite Series: Polish Chrome Drinking Water Faucet
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x *Discontinued* RO585ERP
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x DDP5800, Aquatec Demand Delivery Pump 5851-7E12 Increase Output
1 x SV-24AC-14, Solenoid Valve for Aquatec pump only 1/4" 24VAC ESO
1 x SC208, Specialty Filter Iron Lead and Heavy Metal Removal Filter
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x .AR125NTF KoolerMax AR125 RO System Shell without tank & faucet
1 x 1070, PAE LARGE RO Storage Pressure Tank 14 GALLON 14G
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x 752, DC Booster Pump w/ Transformer
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x PSW-280 Aquatec Pressure Switch 80 psi shut off 1/4 tubing TSO
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
1 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x DI210, Heavy-duty DI system for Aquarium and Reef
1 x *Discontinued* RD106
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x ERP1000 Aquatec Permeate Pump Reverse Osmosis RO System USA made
1 x PSW-3100 Aquatec Pressure Switch 100 psi shut off 3/8 tubing TSO
1 x *Discontinued* RO155C
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x 225UP, 5th stage Inline Alkaline upgrade (includes media)
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x CDP6800, AQUATEC CDP6800 Booster Pump Only 6840-2J03-B224
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter

View Cart$3,641.24

ACHV, Check Valve Inline Type [ACHV]

$9.00

ACHV, Check Valve Inline Type



* ACHV, Check Valve Inline Type

* Please choose size from the selection box below. Both numbers are tubing OD Outside Diameter. First number is Tube in and second number is Tube out. (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 ACHV0404
* 3/8" Tube OD x 3/8" Tube OD ACHV0606
* 1/2" Tube OD x 1/2" Tube OD ACHV0707


* 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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