Log In Log In  |  Checkout   |  103 item(s)
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x bulk213, Inline Carbon Filter
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 706, Membrane Filter Casing Housing Assembly
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
3 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 213, 4th stage inline carbon filter (replace every 12 months)
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x bulksf05, Koolermax Sediment Filter
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
3 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x Parts, Ro Water System Installation Parts Bag 1/4"
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 FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
4 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x *Discontinued* RO6ALK
1 x bulk201, Sediment Filter
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x bulkc10, Koolermax Carbon Block Filter
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 723, Feed Water Adapter with Ball Valve
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
2 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
2 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x *Discontinued* RD106
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x bulk205, Carbon Block Filter
1 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x FRQ850, Flow Restrictor 850ML / min
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
View Cart$4,905.25
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Specials Log InCreate Account Checkout  Shopping Cart103 item(s)
2 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
1 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x FHP2012, 20" long Filter Cartridge Casing Housing RO260 RD322
1 x bulk213, Inline Carbon Filter
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO155
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x FK-BB20M3, Special Big Blue Filter Pack Bundle for WH350 WH-350
2 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 706, Membrane Filter Casing Housing Assembly
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x BBK10, Replacement Filter Big Blue Whole House WH-1134
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
3 x Special, Output Conversion Kit Convert from 1/4" to 3/8"
1 x 213, 4th stage inline carbon filter (replace every 12 months)
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
2 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
1 x bulksf05, Koolermax Sediment Filter
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
3 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO585
1 x Parts, Ro Water System Installation Parts Bag 1/4"
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 FK-BB10K3, Big Blue Filter Pack Bundle for WH-1030 Whole House
1 x MKP, Maintenance kit for K5150P K6150P AR150P
1 x 709C, Disc Shape Auto Shut Off Valve 4-way Four Way Valve
4 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x *Discontinued* RO6ALK
1 x bulk201, Sediment Filter
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
1 x bulkc10, Koolermax Carbon Block Filter
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x 214, Clear Inline Filter Cartridge Empty Case
1 x UC SHELL, Honeywell UC7000 Empty System Only No Filter
1 x 723, Feed Water Adapter with Ball Valve
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x 277, SED1005BB Big Blue 5 micron sediment filter 10"
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
2 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
2 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x 745, AFAN0409 Female Garden Hose / Laundry Hose Adapter
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K6ALK
1 x SC227, Specialty Filter Refillable Color Changing DI Filter 20"
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x CKV0402, Blue color Elbow Check Valve Elbow Type
2 x Conversion Kit, Convert Aquarium to Drinking RO Water System
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x B1034, 10" Big Blue Filter Housing Cartridge WH5 WH10 WH1134
1 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x *Discontinued* RD106
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x FM60, STEEL BRACKET TRIPLE HOUSING 10" STANDARD FOR RO MOUNT
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x bulk205, Carbon Block Filter
1 x CP-KOR45, O RING FOR KOOLERMAX BOTTOM FILTER HOUSING CASING
1 x FRQ850, Flow Restrictor 850ML / min
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x 732, Inline Pressure Gauge 0 to 300 psi for RO filter system
1 x 602, UV Ultra Violet Sterilization Light Bulb ystem (6 watts)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 568,Heavy-Duty Filter Housing Wrench, HoneyWell or FilterCold
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
View Cart$4,905.25

FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch [FPK-AUC0706]

$19.95

FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch

Quantity

 

Description

 

 

6

Union Connector, 1/2" to 3/8"

part# AUC 0706

 



 

 

* 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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