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4 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
4 x 205 2nd stage solid carbon block filter (replace every 12 month)
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
5 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
5 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x *Discontinued* RO585ERP
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x KF310, Elite Series: Polish Chrome Drinking Water Faucet
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
5 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
5 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x .SW-1 COUNTERTOP WATER FILTER SYSTEM (WHITE HOUSING)
1 x *Discontinued* RO6ALK
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
2 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
2 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x 335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
4 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
3 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x *Discontinued* RO585NTF
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 310, 2nd stage CTA 10 US Membrane filter (every 2-3 yrs)
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x *Discontinued* RO585A
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
3 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x KF750, Elite Series: Polish Chrome Drinking Water Faucet
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x *Discontinued* RD106
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
View Cart$5,780.65
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4 x 205, 3rd stage solid carbon block filter (replace every 12month)
1 x Optional 225UP 5th stage Inline Alkaline upgrade(includes media)
2 x Annual Filter Kit Koolermax Series KPAK-4 Sediment Carbon Block
2 x 213, 5th or 6th stage inline carbon filter (replace in 12 mons)
4 x 205 2nd stage solid carbon block filter (replace every 12 month)
2 x MK800, Maintenance kit for AR122, AR125, HK120, RD150, RO155
1 x MK300, Maintenance kit for RO535, RO435, RO545, AR104H
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x 3150, 4th stage TFC-150 US membrane filter (every 2-3 yrs)
2 x Optional 566 Filter Housing Wrench Case Opener KoolerMax System
5 x 201, 1st stage sediment filter (replace every 6-12 months)
2 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle K5
2 x 733, Built-in Pressure Gauge 0 to 150 psi for Koolermax RO syste
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 7044-K Union Tee Connector Fitting Compression type 1/4"
1 x BBK20, Replacement Filter 20" Big Blue Whole House WH-2201 WH250
5 x 532b, PAE RO Water Storage Pressure Osmosis Tank Container 4G
2 x MK550, Maintenance kit for RO585, RD102, RD106, RO6, K5, K6
1 x NM-5102, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
2 x 3rd stage C10 carbon block filter (replace every 6-12 months)
1 x .K5150P, KoolerMax 150GPD 5 Stage RO System w/Booster Pump
3 x CP-OR35+701 O-RING FOR WATERGENERAL BOTTOM FILTER HOUSING CASING
1 x *Discontinued* RO585ERP
1 x .AR125 Dual Outputs Aquarium & Home Drinking RO Filter System
1 x 532wpg, PAE RO water pressure white tank bladder gauge valve 4G
1 x 2nd stage C10 carbon block filter (replace every 6-12 months)
2 x 701C, FHC1014 Filter Housing Chamber Casing Clear Color 1/4 FPT
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD150
1 x CBV-0404, Tank Ball Valve to 1/4 tubing *standard RO tank size*
1 x 6044-K Tee Fitting Compression Type 1/4"OD 1/4" NPT
4 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x KF320UP, SUBSTITUTE/Upgrade Faucet BRUSHED NICKEL STAINLESS STEE
1 x .RO260 Aquarium 300G REVERSE OSMOSIS AEROPONICS HYDROPONICS RO
1 x KF310, Elite Series: Polish Chrome Drinking Water Faucet
1 x 581, Ice Maker Hookup Kit Connect RO water to Fridge Ice Maker
5 x Optional: 566 Filter Housing Wrench Opener WaterGeneral System
5 x Optional: 564 Membrane Filter Housing Wrench Opener
1 x .K6NTF KoolerMax K6ALK RO shell without tank and faucet
4 x 532w, PAE RO Storage Pressure Osmosis Water Tank Container 4G
1 x 205, 2nd stage carbon block filter (replace every 12 months)
1 x CBV-38, Tank Ball Valve to 3/8 tubing
1 x KF511UP SUBSTITUTE/Upgrade Faucet CHROME GOLD TRIM CROSS HANDLE
2 x BUNDLE PACK ANNUAL FILTER KIT FK3 WaterGeneral 102 150 (3 ITEMS)
1 x .K6A KoolerMax 75GPD 6STAGE Alkaline pH REVERSE OSMOSIS RO FILTE
3 x Parts, Ro Water System Installation Parts Bag 1/4"
1 x .SW-1 COUNTERTOP WATER FILTER SYSTEM (WHITE HOUSING)
1 x *Discontinued* RO6ALK
3 x KM701, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 5th stage 225 Inline Alkaline filter with clear housing (annual)
2 x NM-5104, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x BUNDLE PACK Annual Filter Kit FK4 WaterGeneral 585 106 (4 ITEMS)
2 x 4th stage TFC 75/85 US membrane filter (every 2-3 yrs) M75
1 x 2542-K, Female Connector 1/4 OD 1/8 FNPT Compression Fitting
1 x 335, 3rd stage TFC 35/45 US membrane filter (every 2-3 yrs)
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
2 x 1st stage SF05 sediment filter (replace every 6-12 months)
2 x Optional 5th or 6th Stage upgrade inline DI filter(color change)
1 x MK200, Maintenance kit for Rotek Systems RCT-103 and RTF-265
1 x KF612UP, SUBSTITUTE/Upgrade Faucet Oil Rubbed Bronze Fisnish
1 x AMTU-0404 Male Tee Union Connector NPT Thread 1/4" Quick Connect
2 x KM701C, Special Koolermax Filter Housing Canister Casing 1/4 FPT
1 x 5th or 6th Stage IC21 inline carbon filter (every 6 to 12 mons)
4 x 701, FH1014 Filter Housing Chamber Casing White Color 1/4 FPT
1 x NM-5103, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x B2010, 20" Big Blue Filter Housing Cartridge WH20 WH25 WH250
3 x 818, DI Resin Refill Bag 16oz (good for up to three refills)
1 x KT-103, Optional Manual Membrane Flush Valve
1 x Value Pack- Entire 3 Years of Replacement Filters Bundle RD102
1 x FPK, 6 pcs Fitting Pack Union Connector 3/8 x 1/4 inch
1 x *Discontinued* RO585NTF
1 x KF355UP, SUBSTITUTE/Upgrade to Antique Brushed Brass Iron Finish
1 x 4044-K Male Elbow Fitting Compression type 1/4" OD 1/4" NPT
1 x 310, 2nd stage CTA 10 US Membrane filter (every 2-3 yrs)
1 x KF511, Polished Chrome Cross-Handle with Gold Trim Faucet
1 x *Discontinued* RO585A
1 x KF355, Antique Brushed Brass / Iron Finish Drinking Water Faucet
3 x 215, 5th or 6th Stage Refillable inline DI filter (color change)
1 x 399, 4th stage TFC-100 US membrane filter (every 2-3 yrs)
1 x KF750, Elite Series: Polish Chrome Drinking Water Faucet
1 x NM-5001C, HONEYWELL COUNTERTOP WATER FILTER *DISCONTINUED* SW1
1 x Annual Filter Kit Koolermax Series KPAK-3 Sediment Carbon Block
1 x .K5NTF KoolerMax K5 RO System Shell without tank and faucet
1 x 4044-K qty 2 Male Elbow Fitting Compression type 1/4"
1 x 4042-K Male Elbow Fitting Compression type(membrane housing use)
1 x *Discontinued* RD106
1 x 6th Stage pn215 Refillable inline DI filter (color change)
1 x 213, 4th stage inline carbon filter (replace every 12 months)
1 x 4th stage TFC150 US membrane filter (every 2-3 yrs)M150 P/N3150
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x 316UP, Upgrade for CTA20 gal/day (includes US Membrane filter)
1 x KF612, Elite Series: Oil Rubbed Bronze ORB Drinking Water Faucet
View Cart$5,780.65

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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