Whole House Filtration Systems

  • Large capacity housing suitable for high flow applications
  • 10" and 20" lengths available in opaque and clear
  • Pressure relief/bleed on inlet side of cap
  • Accepts 4 1/2" diameter cartridges
  • Big Blue Filter Housings offer the versatility to meet all of your large-capacity filtration needs, including high-flow and heavy-sediment applications. The extra large housing allows for greater cartridge capacity, reducing the number of vessels required for high flow-rate applications. Sumps are constructed of durable reinforced polypropylene and are available in both 10" and 20" lengths.
  • The high-flow polypropylene (HFPP) cap is available with 3/4", 1" or 1 1/2" NPT inlet and outlet ports.
  • The 1 1/4" internal port allows a greater volume of liquid to pass through the HFPP cap more rapidly.
  • Big Blue housings are compatible with a broad range of chemicals and are available with or without a pressure relief button. They accept a wide variety of 4 1/2" diameter cartridges.
  • Big Clear Filter Housings offer on-site examination of flow, performance, and cartridge life and are ideal for a variety of applications. The blue polypropylene caps are available with an optional pressure-relief button on the inlet side to relieve pressure inside the housing when changing filter cartridges.

10" & 20" Big Blue & Clear Housings

10" Big Blue Housings
10" Big Blue Filter Housing with 3/4" Inlet/Outlet Package, Now with Shark Bite Connections
Package Deal with all the components needed for the Do-It-Yourselfer!
  • (1) Pentek Housing
  • Stainless Steel Mounting Bracket/Screws
  • Spanner Wrench
  • Extra O-Ring
  • (2) 5 Micron Poly String Filters
  • (2) 3/4" Brass Shark Bite Ball Valves
  • (2) 3/4" Male Shark Bite Easy Installation Fittings
$139.99
*Shipping Included!
10" Big Blue Filter Housing with 1" Inlet/Outlet Package, Now with Shark Bite Connections
Package Deal with all the components needed for the Do-It-Yourselfer!
  • (1) Pentek Housing
  • Stainless Steel Mounting Bracket/Screws
  • Spanner Wrench
  • Extra O-Ring
  • (2) 5 Micron Poly String Filters
  • (2) 1" Brass Shark Bite Ball Valves
  • (2) 1" Male Shark Bite Easy Installation Fittings
$165.99
*Shipping Included!
10" Big Blue Filter Housing with 3/4" FPT Inlet/Outlet $53.99
*Shipping Included!
10" Big Blue Filter Housing with 1" FPT Inlet/Outlet $54.99
*Shipping Included!
10" Big Blue Filter Housing with 1 1/2" FPT Inlet/Outlet $55.99
*Shipping Included!
10" Big Clear Filter Housing with 1" NPT Inlet/Outlet $119.99
*Shipping Included!
20" Big Blue Housings
20" Big Blue Filter Housing with 3/4" Inlet/Outlet Package, Now with Shark Bite Connections
Package Deal with all the components needed for the Do-It-Yourselfer!
  • (1) Pentek Housing
  • Stainless Steel Mounting Bracket/Screws
  • Spanner Wrench
  • Extra O-Ring
  • (2) 5 Micron Poly String Filters
  • (2) 3/4" Brass Shark Bite Ball Valves
  • (2) 3/4" Male Shark Bite Easy Installation Fittings
$175.99
*Shipping Included!
20" Big Blue Filter Housing with 1" Inlet/Outlet Package, Now with Shark Bite Connections
Package Deal with all the components needed for the Do-It-Yourselfer!
  • (1) Pentek Housing
  • Stainless Steel Mounting Bracket/Screws
  • Spanner Wrench
  • Extra O-Ring
  • (2) 5 Micron Poly String Filters
  • (2) 1" Brass Shark Bite Ball Valves
  • (2) 1" Male Shark Bite Easy Installation Fittings
$199.99
*Shipping Included!
20" Big Blue Filter Housing with 3/4" FPT Inlet/Outlet $77.99
*Shipping Included!
20" Big Blue Filter Housing with 1" FPT Inlet/Outlet $78.99
*Shipping Included!
20" Big Blue Filter Housing with 1 1/2" FPT Inlet/Outlet $79.99
*Shipping Included!
BBFS Series Double 20" Housing Filtration System with 1" NPT Inlet/Outlet $219.99
*Shipping Included!
BBFS Series Triple 20" Housing Filtration System with 1" NPT Inlet/Outlet $316.99
*Shipping Included!

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Valve-In-Head Housings

Valve-in-head housings incorporate the same rugged design and application features as our Standard 3/4" NPT housings.

The internal valve-in-head allows both inlet and outlet ports to be simultaneously shut-off with a half turn of the handle. This eliminates the need for external shut-off valves. Radial sealing O-rings and sealing surfaces are continuously cleaned each time the valve is used, ensuring leak-proof operation.

Valve-in-head filter housings are available in 10" and 20" lengths and will accommodate a wide range of 2-3/8" to 2-7/8" diameter cartridges and are available with either reinforced polypropylene or clear FDA-compliant Styrene-Acrylonitrile (SAN) sumps.

10" Blue Valve-In-Head Filter Housing with 3/4" NPT Inlet/Outlet $45.99
*Shipping Included!
10" Clear Valve-In-Head Filter Housing with 3/4" NPT Inlet/Outlet $55.99
*Shipping Included!
20" Blue Valve-In-Head Filter Housing with 3/4" NPT Inlet/Outlet $63.99
*Shipping Included!

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Standard Housings

Standard filter housings are manufactured of a durable polypropylene or clear Styrene-Acrylonitrile (SAN). All are equipped with 3/4" FPT inlet and outlet ports.

Reinforced polypropylene housings have excellent chemical resistance and are ideal for many residential, commercial and industrial applications. Clear sumps are manufactured from a clear, FDA-approved Styrene-Acrylonitrile (SAN) and offer on-site examination of the cartridge.

Standard filter housings are available in both 10" and 20" lengths and will accommodate a wide range of 2-1/2" and 2-7/8" diameter cartridges.

10" Blue Standard Filter Housing with 3/4" NPT Inlet/Outlet $25.99
*Shipping Included!
10" Clear Standard Filter Housing with 3/4" NPT Inlet/Outlet $32.99
*Shipping Included!
20" Blue Standard Filter Housing with 3/4" NPT Inlet/Outlet $44.99
*Shipping Included!

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Multi-Housing Units

BFS and BBFS Basic Filtration Systems consist of either two or three filter housings, which are mounted in series, a wall-mounting bracket and hardware.

The BFS-201 consist of a series of 3/8" NPT low-profile Slim Line housings for installations where space is limited. The BBFS systems consist of a series of large-capacity 1" NPT 20" Big Blue housings allowing for greater cartridge capacities and higher flow rates. All systems are equipped with a pressure relief button to relieve housing pressure during cartridge changes, and are shipped completely pre-assembled.

All of the housings are manufactured of a durable polypropylene, have excellent chemical resistance and are ideal for many residential, commercial and industrial applications.

BFS Series Double 10" Housing Filtration System with 3/8" NPT Inlet/Outlet $72.99
*Shipping Included!
BBFS Series Double 20" Housing Filtration System with 1" NPT Inlet/Outlet $219.99
*Shipping Included!
BBFS Series Triple 20" Housing Filtration System with 1" NPT Inlet/Outlet $316.99
*Shipping Included!

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Filter Accessories

Stainless Steel Mounting Bracket for Big Blue Housings, Includes mounting screws
Mounting kit for Big Blue housings.
$25.70
Filter Wrench for 10" and 20" Big Blue Filter Housings
Use this filter wrench to easily loosen Big Blue filter housings when replacing cartridges.
$4.25
Filter Wrench for 10" and 20" Big Clear Filter Housings
Use this filter wrench to easily loosen Big Clear filter housings when replacing cartridges.
$4.25
Filter Wrench for Standard Valve-in-Head Filter Housings
Use this filter wrench to easily loosen Standard Valve-in-Head housings when replacing cartridges.
$3.75
O-ring replacement for Big Blue/Big Clear Filter Housings
Big Blue Buna-N replacement O-ring.  The rubber O-ring provides the water-tight seal between the cap and housing, and should be replaced after every cartridge change.

Be sure to lubricate with clean silicone grease and properly seat in the groove below the threads of the housing to avoid leaks.
$5.45
O-ring Replacement for Standard Filter Housings
Standard Buna-N replacement O-ring.  The rubber O-ring provides the water-tight seal between the cap and housing, and should be replaced after every cartridge change.

Be sure to lubricate with clean silicone grease and properly seat in the groove below the threads of the housing to avoid leaks.
$4.45
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