Replacement cartridges at:
Replacement Water Filter Cartridges and Miscellaneous Parts
for countertop and under-counter systems, diverters, inline refrigerator filtration, brackets, and water filter fittings and parts
Under-sink & Countertop Filter cartridges ACID, CB, CER-S, CER-I, UltraCarb, Imperial UltraCarb, CH, FL, IL-E, KG-CF, N, NAK (Softener) and SFX-1 will fit our housings, which are Ametek/Pentek equivalents, and most standard-size housings (12" high by 5" diameter) accepting 9 3/4" length by 2 1/2" to 2 7/8" width cartridges. If you did not purchase your water filter from us, and you are not sure of the size of your housing, please call or e-mail before you place your order. However, we cannot guarantee that our cartridges will fit your housing; and filter cartridges are not returnable. In the event that a cartridge does not fit your housing, we can supply a housing. Click for housing information.
"Like" us on Facebook, Follow WaterFiltersU on Twitter or link to us with the code below.
Link to us with the following code:
Html Link Code
Our Best Water Filter Cartridges
Our replacement cartridges may also fit other brand filters including Admiral, Amana, Amway, Aquabrew, Aquasana, Aqua-pure, Brita, Costco, Cuisinart, Culligan, Doulton, Equinox, Frigidaire, GE, Hotpoint, Jenn-Air, Kenmore, Kitchenaide, Kohler, Magic Chef, Maxam, Maytag, Omni, Omnipure, Pur, Roper, Sam's Club - WalMart, Samsung, Seagul, Sears, U-line, Whirlpool and Wisewater and as well as those sold at Home Depot, Lowe's, Kmart, Target, Ace and Aco if they use standard size housings.
Filter KG-CF. KDF/GAC Filter--$41.95 low price, long lasting--up to 3 years*. ORDER NOW! VIEW CART/CHECKOUT. This is a custom made 3-stage cartridge unlike any other available. The first stage is a 1 micron sediment and cyst filter followed by 1 lb of KDF for heavy metals (lead, mercury, arsenic), aluminum, iron, HAA5s (haloacetic acids), chloramines, MTBEs, pesticides, VOCs, chlorine and kills/inhibits bacteria. Next, the KDF treated water passes through coconut shell carbon using "adsorption" to remove herbicides, pesticides (both KDF and GAC remove pesticides), industrial chemicals, trihalomethanes (TTHM's), hydrogen sulfide and more. GAC is also known to remove radioactive iodine (131). The cartridge is filled to our specifications with the maximum media. 2 year replacement now recommended. We have two different cartridges, both from the same manufacturer.
USA made, KDF/GAC (Granular Activated Carbon) filter cartridge for Models CT, CTD-C, UC, UCD, UCT and NaK-UC. Will also fit housings designed for standard 9 3/4" cartridges. Also removes lead that may be present in old pipes. Includes 1 micron sediment/cyst pad, 1 lb of KDF media and the rest GAC (coconut shell Granulated Activated Carbon). Rated to treat 12,000 gallons. [NSF-53 Standard Test Results]. Includes chlorine test strips to verify when it's time to replace cartridge. Suggested Retail - $59.00, Sale Price - $41.95. ORDER NOW!
AquaCera® Cerasyl Ceramic Filter--CER-S-A
- Made in the USA!
Filter CER-S-A. AquaCera® Cerasyl Ceramic Microfilter cartridge for CTD-C and UCD-C. Can also be used in any industry-standard housing designed for 9 3/4" cartridges. Effectively removes greater than 99.99% of harmful bacteria, cysts (Cryptosporidium, Giardia), and sediment down to an absolute 0.9 micron. Removes 99.9% of particles down to 0.2 microns. The cartridge can be cleaned up to 30 times (about once per month). 3 year life. Performance is the same as the Doulton Sterasyl below. AquaCera® is a Michigan company with cartridges Made in the USA. Suggested Retail - $79.00, Sale Price - now $44.95. ORDER NOW!
Doulton® Silver Sterasyl Ceramic Filter
Filter CER-S. Doulton Silver Sterasyl Ceramic Microfilter cartridge for CTD-C and UCD-C. Can also be used in any industry-standard housing designed for 9 3/4" cartridges. Effectively removes greater than 99.99% of harmful bacteria, cysts (Cryptosporidium, Giardia), and sediment down to an absolute 0.9 micron. Removes 99.9% of particles down to 0.5 microns. The cartridge can be cleaned up to 40 times (about once per month). 3 to 5 year life. Click for Performance Data. 3 year prorated warranty. Suggested Retail - $89.00, Sale Price - now $49.95. ORDER NOW!
Filter CER-I-A. Imperial Silver Cerasyl Ceramic Microfilter cartridge for our inline under-counter filters. Same specifications as above CER-S but larger, measuring 2.75" x 9.75". Click for Performance Data. 3 year prorated warranty. Suggested Retail - $99.00, Sale Price - $79.95. ORDER NOW!
Imperial UltraCarb. AquaCera Imperial UltraCarb uses the same ceramic shell as the Silver Sterasyl above (0.9 micron absolute) and adds a 1 micron carbon block core for chlorine, chemical and lead reduction (see specs below). 2.75" x 9.75". Suggested Retail - $139.00 - Special Pricing - $89.95. ORDER NOW!
|98.3 % Lead|
|99.99 % Bacteria, Cysts and Sediment|
|85 % Insecticides and Pesticides|
|50 % Trihalomehane and Penols|
|95 % Polyaromatic Hydrocarbons|
Click for Doulton Sterasyl Specifications - Silver Impregnated Ceramic Microfilter
Filter IL-E. KDF/GAC replacement filter for our Portable Countertop Filter, CT-P and our refrigerator filter IL. Rated to treat 8,000 gallons; 3 year prorated warranty. Includes chlorine test strips to verify when it's time to replace the filter. This is Filter IL less the fittings and clips. 11" long, 2" diameter. Suggested Retail - $59.00, Sale Price - $35.95. ORDER NOW!
Filter IL-GAC-R. GAC replacement filter for our GAC refrigerator filter IL-GAC. Rated to treat 1,500 gallons; 1 year prorated warranty. This is Filter IL-GAC less the fittings and clips. 11" long, 2" diameter. Suggested Retail - $35.00, Sale Price - $16.95. ORDER NOW!
Filter IL-F-E. Fluoride refrigerator filter replacement cartridge with KDF/GAC and activated alumina. Rated to treat 1,000 gallons, approxiamately 1 years. This is Filter IL-F without the fittings and clips. 11" long, 2" diameter. Suggested Retail - $89.00, Sale Price - $63.95. ORDER NOW!
1 MICRON SEDIMENT/CYST FILTER-- Sale $12.95
Filter SFX-1. This 1 micron sediment pre-filter is used in the UCD and UCT-S model filter systems. It provides ultra-clean, cyst-free (Cryptosporidium, Giardia) water. (1 micron is 1/25,000 of an inch, a human hair is about 100 microns in diameter). Deep pleat design has up to 10 times the life of other type filters. Will also fit housings designed for standard 9 3/4" cartridges. Suggested Retail - $19.00, Sale Price - $12.95. ORDER NOW!
CARBON BLOCK - 0.5 Micron FILTER -- $28.95
Filter CB-0.5. Coconut Shell Extruded Carbon Block Filter. This VOC carbon block filter features 0.5 micron filtration, high chlorine removal capabilities (20,000 gallons), high chemical and VOC reduction (1,200 gallons). Alone reduces chloramines, Giardia, Toxoplasma, Cryptosporidium, sediment and fine silt. Reduces chloramines when combined with our KDF/GAC cartridge. NSF component, made in the USA. Replace yearly. Suggested Retail - $49.00, Sale Price - $28.95. ORDER NOW!
Chloramines Taste and Odor Cartridge using Catalytic Carbon GAC
Filter CH. High chloramines taste and odor and chlorine reduction. This is a 10" cartridge for a standard housing using Centaur Catalytic Carbon GAC-Click for spec sheet. It's very effective in removing chloramines, VOC (organics), taste and odor in municipal water without the use of other carbon filters. It will also remove hydrogen sulfide and iron common in wells. Replace yearly. Suggested Retail - $59.00, Sale Price -now $44.95. ORDER NOW!
Filter FL. FLUORIDE REMOVAL CARTRIDGE. Contains fine-mesh pre-conditioned Activated Alumina to reduce fluorides below 0.5 ppm. Its capacity is up to 11,000 ppm with effluent levels below 0.2 ppm from 10 ppm feed (approximately 2750 gallons at 1 ppm fluoride). Note: high pH and high bicarbonate levels reduce the capacity - above 100 ppm bicarbonate, reduce by 50%; above 200 ppm, reduce by 75%. Also effectively removes arsenic. Average life is one year for municipal water systems. Note, the fluoride removal cartridge (activated alumina) can add a metallic taste to the water, but it subsides after a few weeks. Suggested Retail - $69.00, Sale Price - $44.95. ORDER NOW!
New! Filter FL-BC. Fluoride reduction cartridge using Brimac HA 216 bone char GAC carbon. Bone char is an alternative to activated alumina (aluminum oxide). It wll reduce fluoride from 50 to 60 percent. Brimac is highly porous and capable of adsorbing heavy metals, TTHMs and organic and inorganic compounds. It has also been shown to reduce radionuclides, specifically uranium and alpha particles. Replace yearly. Suggested Retail - $69.00, Sale Price - $49.95. ORDER NOW!
Filter N. NITRATE REMOVAL CARTRIDGE. Contains a special nitrate-selective resin. Nitrate reduction is 90% to 95% and breakthrough is not affected by sulfate levels. The capacity is 5000 ppm of nitrates as CaCO3. To determine capacity, first calculate the ppm of nitrates as CaCO3, then divide that number into 5000 to get the gallons. This cartridge can be regenerated using sodium chloride brine. Suggested Retail - $69.00, Sale Price - $44.95. ORDER NOW!
Filter NAK/Softener Cartridge--on sale for $29.95. SODIUM REMOVAL CARTRIDGE. Contains a high-efficiency ion-exchange resin regenerated in the potassium form. It will remove virtually all sodium (and hardness) and exchange it for potassium. Also works as a water softener by exchanging postassium for calcium and magnesium. Removes all sodium at 7500 ppm gallons with a flow rate of 0.5 gpm or less. To determine the capacity, divide 7500 ppm by the amount of sodium in your water. For example, if your water has 20 ppm sodium, the cartridge capacity will be 375 gallons. Can be regenerated using potassium chloride brine (about once a month). Note: the softener resin can add a bitter taste to the water. May also be used to remove radioactivity from water including radium, uranium and beta particles. Suggested Retail - $69.00. Sale Price - $
41.95. now $29.95 ORDER NOW!
VIEW CART/CHECKOUT. See EPA page on radiation protection: http://www.epa.gov/rpdweb00/tenorm/drinking-water.html
Acid Neutralizing Filter and Remineralizing- Cartridge with Calcite to change acid water (from 5.5 pH to 6.5 pH) to neutral pH. Also includes carbon GAC (granular activated carbon) to improve taste. Can also be used to remineralize your water. Up to one year life. Suggested retail - $69, Sale Price - $39.95. ORDER NOW!
Under-sink & Countertop Arsenic Removal Cartridges 1,000 to 3,000 gallon capacity up to 100 ppb
Filter AR. This is the only 10" standard housing cartridge (for removing both Arsenic III and Arsenic V using a proprietary iron oxide media, capacity: up to 50 ppb & 1,000 gallons. Designed to treat .050 mg/L (ppm) of total arsenic to less than the EPA standard .010 mg/L (based on a pH of 8.5). For best performance, water flow rate should be 0.5 gpm or less, pH from 6.5 to 8.5, less than 0.5 ppm iron and less than 0.05 ppm manganese. Also removes lead, chromium, cadmium, molybdenum, zinc and antimony. The iron oxide media is NSF-61 certified. 10" cartridge (9.75 x 2.75), fits most standard housings. Click for cartridge data sheet. For under-sink filters or countertop point of use applications. Will not work as a whole house filter. Suggested Retail - $129.95. Sale Price - $89.95. ORDER NOW!
Filter AR-BIG BLUE. This is the only 10" Big Blue cartridge--9.75 x 4.5, for removing both Arsenic III and Arsenic V using a proprietary iron oxide media (see information above), capacity: up to 100 ppb & 3,000 gallons (three times the capacity of Filter AR). For under-counter or countertop point of use applications. Will not work in a whole house filter system. Suggested Retail - $319.95. Sale Price - $179.95. ORDER NOW!
Whole House Sediment Pre-filter
Filter FM-BB-10-1. Double size 1 micron Sediment Pre-filter for SPF-1 and WH-1 Whole House Filter, 1" inlet/outlet (average life: 8 to 10 months) - $24.95. ORDER NOW!
Misc Replacement Cartridges
KDF/GAC Inline cartridge for our Portable Filter Model CT-P and our KDF/GAC refrigerator Filter IL -- (1 required, change every 2 to 3 years--Does not fit in a standard housing) - $35.95. ORDER NOW!
Reverse Osmosis Cartridges--PRO-100/150
KDF/GAC Inline Pre-filter (1 required, change every 2 to 3 years--Does not fit in a standard under-counter or countertop housing) - $35.95. ORDER NOW!
Post-RO. Coconut shell carbon GAC post filter--for final polishing (1 required, change every year) - $16.95. ORDER NOW!
TLC-100 Replacement Standard RO Membrane requires housing (replace about every 3 years) $79.95. ORDER NOW!
WH-CER Elements. 6 x Sterasyl™ Cartridges, Ø32mm (1.2”) x 200mm (8”) long. $149.95. ORDER NOW!
WH-CER-M. The module with the 6 Sterasyl cartridges, designed to fit most industry standard 10” Big Blue housings is $199.95. ORDER NOW!
Shower Filter Replacements
Whole House Filter Replacements
MEDIA REPLACEMENT WH-1: You can replace the KDF/GAC media in the main tank with a media refill kit ($279.95 with free shipping). ORDER NOW!
New main tank for WH-1 with KDF & GAC--$389.95. ORDER NOW!
MEDIA REPLACEMENT WH-1-CC: Catalytic Carbon and KDF chloramines media refill kit--$359.95 with free shipping. ORDER NOW!
New main tank KDF & Catalytic Carbon -- $499.95 .ORDER NOW!
Filter FM-BB-10-1. Double size 1 micron Sediment Pre-filter for WH-1 Whole House Filter, 1" inlet/outlet (average life: 8 to 10 months), $24.95. ORDER NOW!
Filter SFX-1. 1 micron Sediment pre-filter for Whole House 3/4 Standard Filter (average life: 4 to 6 months), $9.95.
MEDIA REPLACEMENT WH-F: KDF/GAC and HA2-Supra-L carbon bone char refill media kit for our whole house fluoride filter main tank.--$389.95 with free shipping. ORDER NOW!
* We are now recommending changing the filter after 2 years due to the increase chlorine and chloramines levels in municipal water systems.