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1 x 565, Digital Pressure Gauge Tester Monitor
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x *Discontinued* RO155C
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x *Discontinued* RO6ALK
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x *Discontinued* RD106
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x 752, DC Booster Pump w/ Transformer
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120

View Cart$3,172.44
Specials Log InCreate Account Checkout  Shopping Cart56 item(s)
1 x 565, Digital Pressure Gauge Tester Monitor
1 x B2012, 20" Long Slim Filter Cartridge Housing RO260 RD322
1 x 5th Stage pn215 Refillable inline DI filter (color change)
1 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RO260
2 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
1 x .K5150PNTF, KoolerMax K5150P RO System Shell without tank faucet
1 x .K5 KoolerMax 75GPD 5 STAGE REVERSE OSMOSIS RO FILTER SYSTEM
1 x FKD-66, Replacement Filter Pack SED2005 CB2010 DB40 for RD322
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 3G
1 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x 4064K Male Connector Elbow 3/8 OD Compression Fitting 1/4 NPT
1 x 6044-combo Compression Type Fitting Elbow and Tee fitting
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
1 x HK120-PUMP KoolerMax Aeroponics Hydroponics System Booster Pump
1 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x FPK, 6 pcs Fitting Pack Union Connector 1/4" quarter inch
1 x FM-8100T, DigiFlow Digital Water Flow Rate Meter 56" cable
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
2 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x *Discontinued* RO155C
3 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
1 x 335, 4th stage TFC 35/45 US membrane filter (every 2-3 years)
1 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
1 x KT-103, Optional Manual Membrane Flush Valve
1 x 205 2nd stage solid carbon block filter (replace every 12 month)
1 x *Discontinued* RO6ALK
1 x HK120-P-220V KoolerMax Aeroponics Hydroponics RO + Booster Pump
1 x SV-110AC-14, Solenoid Valve 1/4" plastic 110VAC ESO
1 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x 727, Feed Water Adapter 3/8" compression adapter 1/4" inline bal
1 x KF310UP, SUBSTITUTE/Upgrade to KYTON FAUCET POLISHED CHROME FINI
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x *Discontinued* RD106
1 x FM-8000T, DigiFlow Digital Water Flow Meter Rate Count Down
1 x 752, DC Booster Pump w/ Transformer
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle HK120

View Cart$3,172.44

APL, Tubing Plug Tube Plug [APL]

$1.50

APL, Tubing Plug Tube Plug



* APL, Tubing Plug OD Tube Plug

* Please choose size from the selection box below. The number represents size of 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 APL04
* 3/8" Tube OD APL06
* 1/2" Tube OD APL07


* 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:

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