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Large selection of replacement water filters, reverse osmosis membranes, testing kits and water filter system repair parts. From one water filter or membrane to case quantity discounts.

LOW PRICES and FAST SHIPPING SINCE 1999 !

99.5% Of All Items In Stock For Same Day Shipping!

Housings Standard

3/4" Standard Water Filter Housings

POE (point of entry) Whole House Water Filters and POU (point of use) Drinking Water Systems

  1. Pentek 1/2" Slimline 20 inch Water Filter Housing 158204
    Pentek 1/2" Slimline 20 inch Water Filter Housing 158204
    Pentek 158204 1/2" Slimline 20 inch Water Filter Housing
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    $34.99
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  2. Water Filter Housing - 10 Inch Clear Slimline with 3/8" FNPT Threaded Ports
    Water Filter Housing - 10 Inch Clear Slimline with 3/8" FNPT Threaded Ports
    Water Filter Housing - 10 Inch Clear Slimline with 3/8" FNPT Threaded Ports
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    $27.99
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  3. Water Filter Housing - 10 Inch Blue Slimline with 1/4" FNPT Ports
    Water Filter Housing - 10 Inch Blue Slimline with 1/4" FNPT Ports
    Water Filter Housing - 10 Inch Blue Slimline with 1/4" FNPT Threaded Ports
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    $17.99
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  4. Water Filter Housing - 10 Inch Clear Slimline with 1/4" FNPT Ports #housing-slimline-Clear
    Water Filter Housing - 10 Inch Clear Slimline with 1/4" FNPT Ports #housing-slimline-Clear

    Water Filter Housing - 10 Inch Clear Slimline with 1/4" FNPT Ports #housing-slimline-Clear (

    Water Filter Housing - 10 Inch Clear Slimline with 1/4" FNPT Threaded Ports

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    $27.99
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  5. Strainer SS14JQC short sump, 1/4" JG Quick Connectors
    Strainer SS14JQC short sump, 1/4" JG Quick Connectors

    Strainer SS14JQC short sump, 1/4" JG Quick Connectors

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    $18.99
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  6. Omnifilter OB1 Water Filter Housing
    Omnifilter OB1 Water Filter Housing

    OB1 OMNIFilter Standard housings feature integral mounting bracket and clear housing. OB1 integral mounting bracket caps and housings are manufactured from durable polypropylene for dependable long life. Equipped with 3/4" NPT inlet and outlet ports are available in Standard 10" lengths and will accommodate a wide range of 2-1/4" to 3-1/8" diameter cartridges

     

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    $36.99
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  7. Omnifilter U25-S-S18 Standard 10" Water Filter Housing System
    Omnifilter U25-S-S18 Standard 10" Water Filter Housing System

    Omnifilter U25-S-S18 Standard 10" Water Filter Housing System.

    Clear housing whole house 10" water filter system with bypass valve.  3/4" inlet/outlet ports.  Omnifilter TO1 Filter cartridge, mounting bracket and wrench included.  

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    $114.00 Special Price $79.95
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  8. Pentek ® 150071 Clear 3/4 Inch Standard Water Filter Housing
    Pentek ® 150071 Clear 3/4 Inch Standard Water Filter Housing
    Pentek ® 150071 Clear 3/4" Standard Water Filter Housing. 10" with 3/4" female NPT threaded ports. Built in pressure relief valve makes filter chaging easier.
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    $49.99 Special Price $34.99 As low as $29.99
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  9. Pentek ® 150067 Standard 3/4 Inch Water Filter Housing - Replaces PVHCL - PSCL
    Pentek ® 150067 Standard 3/4 Inch Water Filter Housing - Replaces PVHCL - PSCL
    Pentek ® 150067 Standard 3/4 Inch Water Filter Housing. 10" Filter Housing with 3/4" threaded female NPT threads. Replaces PVHCL & PSCL. Built in pressure release valve for easier filter changing. Uses standard size filter.
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    $39.99 Special Price $26.99 As low as $22.99
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  10. Pentek ® 150069 20 Inch Standard Water Filter Housing
    Pentek ® 150069 20 Inch Standard Water Filter Housing
    Pentek ® 150069 3/4 Inch Standard Water Filter Housing. 20 inch with 3/4" female NPT threaded ports. For 20" replacement filter cartridges. 3/4" ports for higher flow rates. Built in pressure relief valve for easier filter changing. Uses SW-2 filter wrench and 151120 o-rings. Uses standard size filters.
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    $59.99 Special Price $44.99 As low as $39.99
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  11. Molykote-From DOw Corning- 111 Compound-6 Gram O-ring Silicone Lubricant & Sealant-Dow-111-5-gram-1000
    Dow Corning (Molykote) ® 111 6 gram O-ring Silicone Lubricant and Sealant - Be sure to lube your O-rings to help prevent leaks.
    Dow Corning/Molykote ® 111 6 gram O-ring Silicone Lubricant and Sealant - 6 gram pillow pack. (like a ketchup packet) Great O-ring sealant and lubricant. FDA and NSF approved. (Do Not Use Petroleum Jelly As It May Break Down O-rings Or Housings) This is the same premium grade silicone sealant and lubricant used in underwater photography cameras, scuba gear and other underwater applications that simply can't afford leaks. Why not use the best for your reverse osmosis or drinking water filtration system?

    Dow 111 Silicone MSDS Safety Sheet

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    $5.99 Special Price $3.99 As low as $1.79
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  12. Pentek ® 150015 High Temperature 3/4 Inch Standard Water Filter Housing - Red
    Pentek ® 150015 High Temperature 3/4 Inch Standard Water Filter Housing - Red
    Pentek ® 150015 High Temperature 3/4" Standard Water Filter Housing. 10" red color, high temperature housing (100 degrees F) with 3/4" female NPT threaded high flow ports.
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    $129.99 Special Price $99.99 As low as $84.99
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  13. Pentek # 151120 O-Ring Replacement For Standard Size Water Filter Housings
    Pentek # 151120 O-Ring Replacement For Standard Size Water Filter Housings
    Pentek # 151120 O-Ring Replacement For Standard Size Water Filter Housings Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. O-Ring For Standard Size Water Filter Housing. Buna-N FDA Grade. (Standard Size Housings Use A 4" diameter O-Ring) Same as Culligan OR-34 O-ring.
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    $7.99 Special Price $4.99 As low as $2.79
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  14. Pentek MC-1A 150578 Mounting Bracket Kit For 3/4 Inch Standard Water Filter Housings
    Pentek MC-1A 150578 Mounting Bracket Kit For 3/4 Inch Standard Water Filter Housings

    Pentek ® 150578 Mounting Bracket Kit For 3/4 Inch Standard Water Filter Housings.  Pentek MC-1A Housing Bracket.

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    $13.99 Special Price $9.99 As low as $7.49
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  15. Pentek SW-2 # 150295 SW2 Standard Size Water Filter Housing Sump Spanner Wrench
    Pentek SW-2 # 150295 SW2 Standard Size Water Filter Housing Spanner Wrench Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands
    Pentek SW-2 # 150295 SW2 Standard Size Water Filter Housing Spanner Wrench Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. SW-2 Standard Size Water Filter Housing Wrench. Fits 4 3/4" Standard Size Filter Housings. (Standard Size Housings Use a 4" Diameter "O"Ring) Ametek # 150295 - Only for use in loosening filter housings, never to tighten. Overtightening may cause damage to the O-rings and make re-opening VERY difficult. Hand tighten only. For really stubborn filter housings our technicians will use two wrenches together for maximum power where one wrench might break or not do the job. Our techs know the tricks.
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    $9.99 Special Price $6.99 As low as $5.49
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  16. Pentek ® 158002 SlimLine 5 Inch Water Filter Housing
    Pentek ® 158002 SlimLine 5 Inch Water Filter Housing
    Pentek ® 158002 SlimLine 5" Water Filter Housing. 3/8" Female NPT Threads. For 5" replacement water filter cartridges. Built in pressure relief valve provides easier filter changing.
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    $28.99 Special Price $19.99 As low as $16.99
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  17. Pentek 158203 SlimLine 5" Blue Water Filter Housing - 1/2" NPT Ports w/o Pressure Relief
    Pentek 158203 SlimLine 5" Blue Water Filter Housing - 1/2" NPT Ports w/o Pressure Relief
    Pentek ® 158203 SlimLine 1/2" w/o pr Water Filter Housing 5" Blue
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    $19.99
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  18. Pentek 158110 SlimLine 5" Water Filter Housing with 3/8" FNPT ports, pressure relief valve and clear sump.
    Pentek 158110 SlimLine 5" Water Filter Housing with 3/8" FNPT ports, pressure relief valve and clear sump.

    Pentek 158110 SlimLine 3/8" with pressure relief valve for easy filter changes.   5" Water Filter Housing with clear sump.

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    $24.99
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  19. Pentek 151039 Pressure Relief Valve Button Kit
    Pentek 151039 Pressure Relief Valve Button Kit
    Pentek 151039 Pressure Relief Valve is a Replacement Pressure Relief Button Kit that works with whole house housings with pressure release buttons.
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    $8.99 Special Price $4.99
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Be sure to check our Parts Department for important parts such as TDS Testers For Reverse Osmosis Membranes, Replacement Tanks, O-rings , Filter Housing Wrenches, Faucets, Pumps, Fittings, UV Systems and more parts for your reverse osmosis pure water filtration system.   View maintenance and servicing tips online at our Installation & Trouble shooting Guide.

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