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Customers who have purchased filters have also been:
to American Plumber water filters - to ultra-violet filtration
to Acid Neutralizers - to water softeners - to Icemaker Filters - to Culligan® filters
to water filter FAQ's - to Under-Counter filters - to Countertop Filters - to deluxe UV countertop water filters
to Reverse Osmosis - to Cuno replacement water filters - to filter selection guide

Simple, straightforward and low shipping rates for these filters.


Filter Reference


This easy-to-use filter reference chart can help you find the replacement filter that you need. If you do not find the filter you need, email us with the manufacturer's name and the model/part number of the filter and we will either direct you to its location on our site or quote you if it is something we can obtain.

Looking to find a replacement housing or filter for your obsolete water filter system? Click on any link below to view a cross reference chart for your system.
• standard filter housings • undersink housings • heavy duty housings • stainless steel housings
• sediment filters • taste, odor & sediment filters • taste & odor filters • speciality filters
• heavy duty filters • heavy duty taste & odor filters • undersink systems • in-line filters

Standard Filter Housings
After you find your replacement housing simply click on the left links to view/purchase.
American
Plumber		 Ametek/US Filter
Pentek		 Cuno
Aqua-Pure		 Cuno
Purewater		 Campbell
Filterite		 Keystone Keen Plus
W34-PR/W34-PRB PS-00 AP11S FHO-34 BFS10/CWH-34 11N HF-150
WC34-PR/WC34-PRB PSCL-00 AP11T FHT-34 BFS10/CWHC-34 21N HF-160
WC34-PR/W20CL or
WC34-PRB/W20CL		 PSCL-S1 - - 1PS/SF10 - -
WC34-PR/W5CIP or
W34-PRB/W5CIP		 PSCL-C1 - - 1PC - HF-150
WVC34/W20CL PVHCL-S1 AP101T FHT-34VSS VIH/CWH-VIH 21V/525 HF-360
W34-PRM 150574/PD-5-934 - - - - -
WH34 #10 Red - - - - -

Undersink Filter Housings
Find your replacement housing by using the chart below, then simply click on the left links to view/purchase.
American
Plumber		 Ametek/US Filter
Pentek		 Cuno
Aqua-Pure		 Cuno
Purewater		 Campbell
Filterite		 Keystone Keen Plus
W38-PRA/W5CIP or
W38-PRB/W5CIP		 OSL-C1 or CSL-C1 - UST-38 CUS-38/DW-5 - US-550
W38-PRA/WCC or
W38-PRB/WCC		 OSL-GAC-10 - UST-38 - - -
W38-PRQC 158645 - - - - -
W385-PR PS-C2 AP200 USTM-38 - 3212N -

Heavy Duty Housings
After you find your replacement housing simply click on the left links to view/purchase.
American
Plumber		 Ametek/US Filter
Pentek		 Cuno
Aqua-Pure		 Cuno
Purewater		 Campbell
Filterite		 Keystone Keen Plus
W10-PR HD-10 SP801 FHOBB-01 CHD-100 14/BG10 HD-950
W15-PR HD-15 AP801-1.5 - HDF-150 15/BG10 -
W10-PR/W50PEHD HD-10/R50-BBS - - - - HD-950
W15-PR/W50PEHD HD-15/R50-BBS - - - - -
W2010-PR HD20-10-HFPP AP802 - - BG20 -
W2015-PR HD20-15-HFPP AP802-1.5 FHOBB2-15 - BG20 -
W10-BC - - - - CG10 -

Stainless Steel Housings
Find your replacement housing in the chart and simply click on the left links to view/purchase.
American
Plumber		 Ametek/US Filter
Pentek		 Cuno
Aqua-Pure		 Cuno
Purewater		 Campbell
Filterite		 Keystone Keen Plus
ST-1 ST-1 SS-1HA/SST-1HA - 1MS 41 -
ST-2 ST-2 SS-2HA-SST-2HA - 2MS 43 -
ST-3 ST-3 - - - 44 -

Sediment Filter Cartridges
Follow the chart below to find a replacement for your old water filter. Follow the links on the left to view/purchase.
American
Plumber		 Ametek/US Filter
Pentek		 Cuno
Aqua-Pure		 Cuno
Purewater		 Campbell
Filterite		 Keystone Keen Plus
WPD-110 PD-5-934 AP-110H/C MB05 - 525 or RB510 -
WPD-25 PD-25-934 AP-111H/C MB20 ISHW 110 or RB2510 -
WPD-50 PD-50-934 AP124H/C MB50 ISM 525 -
W5CP CP-5 - PC05 - - -
W30PE R30 - PP20 - - -
W50PE R50 - PP50 - 550 -
W5P478 P5-478 AP110M - 4SS-12 120 -
W5P P5 AP-110H/C MB05 SED-P5 - P5
W25P P25 AP-111H/C MB20 - - -
W5W CW-F/WP-5 AP-110H/C SW05 1SS/1SL/SED-S4 W5 CW-F
W30W CW-MF/WP-30 AP-111H/C SW20 - W30 CW-MF
W50W CW-50 AP-124H-C SW50 1SHD - -
W20CLA S1A - PC20 - - S1

Taste, Odor, & Sediment Filter Cartridges
After you find your replacement filter simply click on the left links to view/purchase.
American
Plumber		 Ametek/US Filter
Pentek		 Cuno
Aqua-Pure		 Cuno
Purewater		 Campbell
Filterite		 Keystone Keen Plus
RWC-5 RWC-5 AP-117 GAC10 1CLL24-5 - -
DW-200-R - HP-217 - - - -

Taste & Odor Filter Cartridges
Look for your obsolete filter # and then click on the left links to view/purchase a replacement.
American
Plumber		 Ametek/US Filter
Pentek		 Cuno
Aqua-Pure		 Cuno
Purewater		 Campbell
Filterite		 Keystone Keen Plus
W5CIP478 C2 - - - - -
W5CIP C1 - CC-05 - - C1
W.5CB478 CBC-5 CBA5N - - - -
W.5CB CBC-10 - - - - CBC-10
WGC478 GAC-5 AP217 - - - -
WCC CC-10/GAC-10 AP117 GAC-10 - - CC-10
WCEP-10E - - CTOB10N - - -

Specialty Filter Cartridges
Look for your old/obsolete filter # and then click on the left links to view/purchase a replacement.
American
Plumber		 Ametek/US Filter
Pentek		 Cuno
Aqua-Pure		 Cuno
Purewater		 Campbell
Filterite		 Keystone Keen Plus
WLC-R CBR2-10R CBA10PB CTOA10PB 1LR/DW-CMR 850 -
WPCC PCC-1 AP420 SI-005 4S1 720 -

Heavy Duty Sediment Filter Cartridges
Look for your obsolete filter # and then click on the left links to view/purchase a replacement.
American
Plumber		 Ametek/US Filter
Pentek		 Cuno
Aqua-Pure		 Cuno
Purewater		 Campbell
Filterite		 Keystone Keen Plus
W5CPHD CP5-BBS/CP5-BB AP810 PC05-BB - GCP5 CP5-BBS
W30PEHD R30-BBS/R30-BB AP811 PP20-BB - GCE30 -
W50PEHD R50-BBS/R50-BB AP814 PP50-BB SEDHD-50 GPE50 R50-BBS
W20CLHD S1-BBS/S1-BB - PC20-BB - - -
W20CLHD20 S1-20BBS/S1-20BB - - - - -
WDGD-5005 DGD-5005 AP810 - HDSC5 - -

Heavy Duty Taste & Odor Filter Cartridges
Look for your obsolete filter # and then click on the left links to view/purchase a replacement.
American
Plumber		 Ametek/US Filter
Pentek		 Cuno
Aqua-Pure		 Cuno
Purewater		 Campbell
Filterite		 Keystone Keen Plus
WGCHD GAC-BBS/GAC-BB - - - CGAC10 -
WRC25HD RFC-BBS/RFC-BB AP815 - HDTO 900 or BGC10 RFC-BBS
WRC25HD20 RFC20-BBS/RFC20-BB AP815-2 - - GBR-20 -
W.5CBHD CBC-BBS/CBC-BB - - - GCB910 -

Undersink Systems
After you find your replacement system simply click on the left links to view/purchase.
American
Plumber		 Ametek/US Filter
Pentek		 Cuno
Aqua-Pure		 Cuno
Purewater		 Campbell
Filterite		 Keystone Keen Plus
DW-600 - AP-DWS750 PW200 - - -
WLCS-1000 US-1500 APDWS-1000 PW-U52M - - -
W-250 P-250 - - - - -
WRO-3000 RO-3000 APRO5000/5500 PW-RO1 - - -
WRO-3500 RO-3500 - PW-RO2 - - -

In-Line Filters
After you find your replacement filter # simply click on the left links to view/purchase.
American
Plumber		 Ametek/US Filter
Pentek		 Cuno
Aqua-Pure		 Cuno
Purewater		 Campbell
Filterite		 Keystone Keen Plus
WIC IC-100/101/102 - IL-T02 IC6/CIC6 - IC-100
WICS TS-100 AP717 - 556 3300 -
WIC-6 - - IL-T01 - - -
WIC-600 - - - - - -

Note: Not all filters are EXACT matches, some might be "close".
to replacement water filters - to cartridge selection guide

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