Log In Log In  |  Checkout   |  41 item(s)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
3 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 706, Membrane Filter Casing Housing Assembly
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
View Cart$1,134.25
Home
Specials Log InCreate Account Checkout  Shopping Cart41 item(s)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x O-RING RINGS FOR WH20 WHOLE HOUSE SYSTEM HOUSING BIG BLUE 20"
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
2 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
1 x 350UP, Upgrade Kit TFC50 gal/day (includes US membrane filter)
3 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x FPK, High Quality Fitting and Connector 3/8" (Value-Pack)
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
3 x 201, 1st stage sediment filter (replace every 6-12 months)
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x FPK, 6 pcs Fitting Pack Union Connector 1/2 x 3/8 inch
1 x 204, 2nd stage GAC filter (replace every 6-12 months)
1 x 752set, DC Booster Pump Transformer Solenoid Pressure Switch All
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 285, Big Blue SED2005BB 20" Sediment filter WH25 WH250 WH2201
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x 318, 4th stage TFC-18 US membrane filter (replace every 2-3 yrs)
1 x 706, Membrane Filter Casing Housing Assembly
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x OPTIONAL: 567 Filter Housing Wrench Case Opener WHOLE HOUSE WH
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x 290, CB2010BB Big Blue 20" Carbon Block Filter WH20 WH250 WH2201
1 x RF62, Replacement filter for CT-6000, UC7000, SW-1, and SW-1C
1 x 205, 3rd stage solid carbon block filter (replace every 12 month
View Cart$1,134.25

4042-K Male Elbow Fitting Compression type(membrane housing use) [4042-K]

$2.50

4042-K Male Elbow Fitting Compression type(membrane housing use)



* 4042-K Male Elbow Compression type 1/4" OD TUBING, 1/8" MPT PIPE THREAD

* This fitting is used in Membrane filter housing only.

 



 



* 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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