Parts & Accessories

Filter housings, wrenches, mounting brackets and replacement O-rings for water filtration systems.

CFS Big Blue housing O-ring 3 pack

CFS O-Ring Compatible with Pentek 151122, Culligan OR-250, iSpring ORBX2, W10-OR - Big Blue 10 & 20 in Housings - AS568-357 Buna-N

In stock
from $9.99

Fit and part numbers Ring size: AS568-357, about 5.475 in ID x 0.210 in thick, Buna-N (nitrile) 70. Compatible with: Pentair Pentek 151122; Culliga...

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from $9.99
CFS O-Ring Compatible with Pentek 151120, American Plumber W34-OR, Culligan OR-34 - Standard 10 in Housings - Buna-N

CFS O-Ring Compatible with Pentek 151120, American Plumber W34-OR, Culligan OR-34 - Standard 10 in Housings - Buna-N

In stock
from $3.49

Fit and part numbers Ring size: AS568-237, 3.359 in ID x 0.139 in thick (85.32 x 3.53 mm), Buna-N (nitrile) 70. Compatible with: Pentek 151120, 151...

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from $3.49
Mounting bracket and wrench set for Big Blue 10-inch and 20-inch filter housings

Housing Bracket for Big blue 10" and 20" filter housings and Housing Wrench

In stock
from $12.99

Whole House Mounting Bracket and Wrench, 150296 SW-3, for Big Blue 10" and 20" Water Filter Housing — Compatible with Pentek 244047, 150578, MC-1A,...

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from $12.99
3-pack replacement O-rings, compatible with Watts OR-4 filter housings

CFS O-Ring Compatible with Watts OR-4 - FlowPur FH4000, FH4200 10 in Housings

In stock
from $3.99

Fit and part numbers Compatible with Watts OR-4; FlowPur FH4000, FH4200 10 in housings (RV, trailer and camper inline systems). Buna-N. 1 and 3 pac...

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from $3.99
CFS Cold Plunge Filter System – 10" Housing, Pleated Filter & Wrench – 3/4" NPT

CFS Cold Plunge Filter System – 10" Housing, Pleated Filter & Wrench – 3/4" NPT

In stock
$36.99

The CFS Cold Plunge Filter Kit puts a standard 10-inch filtration stage on your circulation line, capturing sediment and debris — skin, hair, lint ...

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$36.99
Clear 10 in water filter housing kit with red pressure relief button, carbon block cartridge, spanner wrench, bracket and screws

CFS Clear Water Filter Housing Kit, Carbon Block, Wrench, Bracket & Screws

In stock
from $30.99

The CFS Water Filter Housing Kit puts a complete filtration stage on a cold water line with nothing else to buy. Each kit includes a clear filter h...

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from $30.99
CFS AS568-355 Buna-N O-ring, 3 pack

CFS O-Ring Compatible with Viqua OR40-50, 3 Pack

In stock
$8.99

CFS replacement O-ring, Buna-N (nitrile) 70 durometer. Size AS568-355: 5.225 in ID x 0.210 in cross-section (132.72 mm x 5.33 mm), about 5.645 in (...

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$8.99
Single-stage 10-inch clear whole-house water filter housing for sediment filtration, well and boiler systems

One Stage 10" Whole House Water Clear Filter Housing Sediment - RVS WELL BOILER

In stock
$25.99

One Stage 10" Whole House Water Clear Filter Housing Sediment - RVS WELL BOILER Filters and reduces sediment, dirt, sand, silt, rust and scale part...

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$25.99
CFS AS568-449 Buna-N O-ring, 2 pack

CFS O-Ring Compatible with Hayward CX900F, 2 Pack

In stock
$5.99

CFS replacement O-ring, Buna-N (nitrile) 70 durometer. Size AS568-449: 9.975 in ID x 0.275 in cross-section (253.37 mm x 6.99 mm), about 10.526 in ...

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$5.99
CFS AS568-436 Buna-N O-ring, 3 pack

CFS O-Ring Compatible with Pentair 350013, 3 Pack

In stock
$4.99

CFS replacement O-ring, Buna-N (nitrile) 70 durometer. Size AS568-436: 5.850 in ID x 0.275 in cross-section (148.59 mm x 6.99 mm), about 6.400 in (...

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$4.99
CFS AS568-435 Buna-N O-ring, 2 pack

CFS O-Ring Compatible with Pentair U9-229, 2 Pack

In stock
$5.99

CFS replacement O-ring, Buna-N (nitrile) 70 durometer. Size AS568-435: 5.725 in ID x 0.275 in cross-section (145.42 mm x 6.99 mm), about 6.276 in (...

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$5.99
CFS AS568-362 Buna-N O-ring, 2 pack

CFS O-Ring Compatible with Hayward SPX5500H, 2 Pack

In stock
$5.99

CFS replacement O-ring, Buna-N (nitrile) 70 durometer. Size AS568-362: 6.225 in ID x 0.210 in cross-section (158.12 mm x 5.33 mm), about 6.645 in (...

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$5.99