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Available exclusively from Dormont Manufacturing

Replacement Filters

Many Hydro-Safe replacement filters are certified by WQA to NSF/ANSI standards to ensure quality, consistency, and superior performance. To ensure the quality, integrity and warranty of your Hydro-Safe product, use only Watts replacement filters and components.

Carbon Filters

Photograph of HS-CB-BB-10-1M-CYST
Model Number:
HS-CB-BB-10-1M-CYST
Ordering Code:
HSR-BS-CB-M

HS-CB-BB-10-1M-CYST

10-inch Big Blue carbon block filter uses coconut shell carbon for clean water filtration. The block is 1-micron, with exceptional reduction of cryptosporidium, giardia, entamoeba, as well as sediment, chlorine taste and odor.

  • 10 inch Big Blue 1 micron carbon block
  • Filters down to 1 micron
  • Reduces Cysts, cryptosporidium, giardia, entamoeba and giardia.
  • Fits all Big Blue 10 inch housings
Photograph of HS-CB-STD-10-1M-CST
Model Number:
HS-CB-STD-10-1M-CST
Ordering Code:
HSR-S-CB

HS-CB-STD-10-1M-CST

The 10-inch 1-micron specially formulated carbon block filter uses coconut shell carbon for clean water filtration and is exceptional at reducing cryptosporidium, giardia, entamoeba, as well as sediment, chlorine taste and odor.

  • 10 Inch standard 1 micron carbon block
  • Filters down to one micron
  • Reduces cysts, cryptosporidium, giardia, entamoeba and giardia.
  • Fits all standard 10 inch housings
Photograph of HS-CB-STD-10-STEAM-MAX
Model Number:
HS-CB-STD-10-STEAM-MAX
Ordering Code:
STMAXR-S-CB

HS-CB-STD-10-STEAM-MAX

The 10-inch 5-micron carbon block filter is WQA certified to NSF/ANSI industry standards and uses coconut shell carbon. This carbon block filter outperforms granular activated carbon cartridges in chlorine reduction, lower pressure drop, better value and offers no water channeling. It offers a long life of up to 10,000 gallons at 1 gallons-per-minute flow rate.

  • 5 Micron nominal rating
  • Reduces sand, silt, sediment, rust, chlorine taste and odor
  • WQA certified
  • Fits all standard 10 inch housings
Photograph of HS-GAC-BB-10-CTO
Model Number:
HS-GAC-BB-10-CTO
Ordering Code:
HSR-B-AC

HS-GAC-BB-10-CTO

10-inch Big Blue granular activated carbon cartridge is designed for high flow low pressure drop dechlorination applications. filter will fit all Big Blue 10-inch filter housings. The minimum water pressure required is 20 PSI with the maximum of 125 PSI and the maximum temperature rating of 100 degrees F (38 degrees C).

  • Contains granular activated carbon
  • 25 Micron Carbon Filtration
  • Reduces sediment, chlorine taste and odor
  • Fits all Big Blue 10 inch housings
Photograph of HS-CB-STD-10-ESPRESSO
Model Number:
HS-CB-STD-10-ESPRESSO
Ordering Code:
ESPMAXR-S-CB

HS-CB-STD-10-ESPRESSO

The 10 inch 5-micron carbon block filter is WQA certified to NSF/ANSI industry standards and uses coconut shell carbon. This carbon block filter outperforms granular activated carbon cartridges in chlorine reduction, lower pressure drop, better value and offers no water channeling. It offers a long life of up to 10,000 gallons at 1 gallon per minute flow rate.

  • 5 Micron nominal rating
  • Offers a long life of up to 10,000 gallons
  • WQA certified
  • Fits all standard 10 inch housings
Photograph of HS-CB-STD-10-BREW-MAX
Model Number:
HS-CB-STD-10-BREW-MAX
Ordering Code:
BRWMAXR-S-CB

HS-CB-STD-10-BREW-MAX

The 10-inch coconut shell carbon block filter is WQA certified to NSF/ANSI industry standards for reducing lead, cryptosporidium, giardia, entamoeba, as well as harmful volatile organic chemicals (VOCs). Specially formulated to provide maximum reduction capabilities as well as filter down to 1-micron. Fits all standard 10-inch slimline housings.

  • 10 Inch LCV carbon block filter specially formulated
  • WQA certified for the reduction of VOC and will filter down to one micron
  • Reduces lead, cryptosporidium, giardia, entamoeba and VOCs
  • Certified to NSF/ANSI Standard 42, 53 and NSF/ANSI 61 Annex G
Photograph of HS-SC-STD-10-STEAM-MAX
Model Number:
HS-SC-STD-10-STEAM-MAX
Ordering Code:
STMAXR-S-ACSC

HS-SC-STD-10-STEAM-MAX

The 10-inch phosphate scale control filter uses highly effective phosphate to reduce the formation of hardness related scale. The filter will fit all slimline 10-inch filter housings. The minimum water pressure required is 20 PSI with the maximum of 125 PSI and the maximum temperature rating of 100 degrees F (38 degrees C).

  • Contains phosphate with granular activated carbon
  • Reduces chlorine taste and odor with built in scale control
  • WQA certified
  • Fits all standard 10 inch housings
Photograph of HS-GAC-STD-10-CTO
Model Number:
HS-GAC-STD-10-CTO
Ordering Code:
HSR-S-AC

HS-GAC-STD-10-CTO

The 10-inch granular activated carbon cartridge reduces chlorine and other contaminants that effect water taste and odor. The filter will fit all standard 10-inch filter housings. The minimum water pressure required is 20 PSI with the maximum of 125 PSI and the maximum temperature rating of 100 degrees F (38 degrees C).

  • Contains granular activated carbon
  • NSF listed polypropylene housing
  • Reduces sediment, chlorine taste and odor
  • Fits all standard 10 inch housings
Photograph of HS-CB-STD-10-CBE-MAX
Model Number:
HS-CB-STD-10-CBE-MAX
Ordering Code:
CBMXR-S-CB

HS-CB-STD-10-CBE-MAX

The 10-inch 1-micron carbon block filter is WQA certified to NSF/ANSI industry standards and uses coconut shell carbon. This carbon block filter outperforms granular activated carbon cartridges in chlorine reduction, lower pressure drop, better value and offers no water channeling. It offers a long life of up to 15,000 gallons at 1 gallon-per-minute flow rate.

  • 15,000 Gallon capacity
  • Reduces sand, silt, sediment, rust, chlorine taste and odor
  • WQA certified
  • Fits all Standard 10 inch housings
Photograph of HS-CBSC-STD-10-CBE-MAX
Model Number:
HS-CBSC-STD-10-CBE-MAX
Ordering Code:
CBMXR-S-CBSC

HS-CBSC-STD-10-CBE-MAX

The 10-inch 1-micron carbon block filter is WQA certified to NSF/ANSI industry standards and uses coconut shell carbon with integrated scale control media. This carbon block filter outperforms granular activated carbon cartridges in chlorine reduction, lower pressure drop, better value and offers no water channeling. It offers a long life of up to 15,000 gallons at 1 gallon-per-minute flow rate.

  • 15,000 Gallon capacity
  • Reduces scale, sand, silt, sediment, rust, chlorine taste and odor
  • WQA certified
  • Fits all Standard 10 inch housings
Photograph of HS-CB-STD-10-COLD-BEV
Model Number:
HS-CB-STD-10-COLD-BEV
Ordering Code:
CLDBMAXR-S-CB

HS-CB-STD-10-COLD-BEV

The 10-inch Slimline 1-micron carbon block filter is WQA certified to NSF/ANSI industry standards and is specialty formulated for reducing chloramines. Its carbon block filter outperforms standard carbon block filters as well as granular activated carbon cartridges in chloramine and chlorine reduction.

  • 1 Micron nominal rating
  • Specially formulated for chloramine reduction
  • WQA certified
  • Fits all Standard 10 inch housings
Photograph of HS-CB-BB-20-CBE-MAX
Model Number:
HS-CB-BB-20-CBE-MAX
Ordering Code:
CBMXR-BL-CB

HS-CB-BB-20-CBE-MAX

The 20-inch 1-micron carbon block filter is WQA certified to NSF/ANSI industry standards and uses coconut shell carbon. This carbon block filter outperforms granular activated carbon cartridges in chlorine reduction, lower pressure drop, better value and offers no water channeling. It offers a long life of up to 150,000 gallons at 4 gallons per minute flow rate.

  • 150,000 Gallon capacity
  • Reduces sand, silt, sediment, rust, chlorine taste and odor
  • WQA certified
  • Fits all Big Blue 20 inch housings
Photograph of HS-CB-BB-20-1M-CYST
Model Number:
HS-CB-BB-20-1M-CYST
Ordering Code:
HSR-BL-CB-M

HS-CB-BB-20-1M-CYST

20-inch Big Blue carbon block filter uses coconut shell carbon for clean water filtration. The block is 1-micron, with exceptional reduction of cryptosporidium, giardia, entamoeba, as well as sediment, chlorine taste and odor.

  • 20 inch Big Blue 1 micron carbon block
  • Filters down to 1 micron
  • Reduces Cysts, cryptosporidium, giardia, entamoeba and giardia.
  • Fits all Big Blue 20 inch housings
Photograph of HS-CB-BB-20-COLD-BEV
Model Number:
HS-CB-BB-20-COLD-BEV
Ordering Code:
CLDBMAXR-BL-CB

HS-CB-BB-20-COLD-BEV

The 20-inch Big Blue 1-micron carbon block filter is WQA certified to NSF/ANSI industry standards and is specialty formulated for the reduction of chloramines. This carbon block filter outperforms standard carbon block filters as well as granular activated carbon cartridges in chloramine and chlorine reduction.

  • 1 Micron nominal rating
  • Specially formulated for chloramine reduction
  • WQA certified
  • Fits all Big Blue 20 Inch Housings
Photograph of HS-CBSC-BB-20-CBE-MAX
Model Number:
HS-CBSC-BB-20-CBE-MAX
Ordering Code:
CBMXR-BL-CBSC

HS-CBSC-BB-20-CBE-MAX

The 20-inch radial flow GAC filter is WQA certified to NSF/ANSI industry standards and uses coconut shell carbon with integrated scale control media. It outperforms standard GAC filters with greater chlorine reduction, lower pressure drops, better value and no water channeling. It offers a long life of up to 40,000 gallons at 4 gallons-per-minute flow rate.

  • 40,000 gallon capacity
  • Reduces scale, sand, silt, sediment, rust, chlorine taste and odor
  • WQA certified
  • Fits all Big Blue 20 inch Housings
Photograph of HS-GAC-BB-20-CTO
Model Number:
HS-GAC-BB-20-CTO
Ordering Code:
HSR-BL-AC

HS-GAC-BB-20-CTO

20-inch Big Blue granular activated carbon cartridge is designed for high flow low pressure drop dechlorination applications. filter will fit all Big Blue 20-inch filter housings. The minimum water pressure required is 20 PSI with the maximum of 125 PSI and the maximum temperature rating of 100 degrees F (38 degrees C).

  • Contains granular activated carbon
  • 25 Micron Carbon Filtration
  • Reduces sediment, chlorine taste and odor
  • Fits all Big Blue 20 inch housings
Photograph of HS-SC-BB-20-STEAM-MAX
Model Number:
HS-SC-BB-20-STEAM-MAX
Ordering Code:
STMAXR-BL-ACSC

HS-SC-BB-20-STEAM-MAX

The 20-inch phosphate scale control filter uses highly effective phosphate to reduce the formation of hardness-related scale. The filter will fit all Big Blue 20-inch filter housings. Minimum water pressure required is 20 PSI with the maximum of 125 PSI. Its maximum temperature rating is 100 degrees F (38 degrees C).

  • 6 month life span
  • Reduces hardness based scale
  • Fits all Big Blue 20 inch filtration housings
  • Fits all Big Blue 20 Inch Housings
Photograph of HS-CB-STD-20-1M-CTO
Model Number:
HS-CB-STD-20-1M-CTO
Ordering Code:
HSR-L-CB1M

HS-CB-STD-20-1M-CTO

The 20-inch 1-micron carbon block filter is NSF standard 42 certified and uses coconut shell carbon. This carbon block filter outperforms other coal based carbon blocks and granular activated carbon cartridges in cysts, chlorine and sediment reduction.

  • 1 Micron nominal rating
  • Uses coconut shell carbon
  • 20,000 Gallon capacity
  • Fits all standard 20 inch housings
Photograph of HS-CB-STD-20-STEAM-MAX
Model Number:
HS-CB-STD-20-STEAM-MAX
Ordering Code:
STMAXR-L-CB

HS-CB-STD-20-STEAM-MAX

The 20 inch 5-micron carbon block filter is WQA certified to NSF/ANSI industry standards and uses coconut shell carbon. This carbon block filter outperforms granular activated carbon cartridges in chlorine reduction, lower pressure drop, better value and offers no water channeling. It offers a long life of up to 20,000 gallons at 2 gallons-per-minute flow rate.

  • 20,000 gallon capacity
  • 5 Micron Filtration
  • Fits all standard 20 inch filtration housings
  • Fits all standard 20 inch housings
Photograph of HS-CB-STD-20-5M-CTO
Model Number:
HS-CB-STD-20-5M-CTO
Ordering Code:
HSR-L-CB5M

HS-CB-STD-20-5M-CTO

The 20-inch 5-micron carbon block filter is NSF standard 42 certified and uses coconut shell carbon. This carbon block filter outperforms other coal based carbon blocks and granular activated carbon cartridges in chlorine and sediment reduction.

  • 5 Microns nominal rating
  • Uses coconut shell carbon
  • 10,000 Gallon capacity
  • Fits all standard 20 inch housings
Photograph of HS-CB-STD-20-ESPRESSO
Model Number:
HS-CB-STD-20-ESPRESSO
Ordering Code:
ESPMAXR-L-CB

HS-CB-STD-20-ESPRESSO

The 20 inch 5-micron carbon block filter for expresso maker is WQA certified to NSF/ANSI industry standards and uses coconut shell carbon. This carbon block filter outperforms granular activated carbon cartridges in chlorine reduction, lower pressure drop, better value and offers no water channeling. It offers a long life of up to 20,000 gallons at 2 gallons-per-minute flow rate.

  • 5 Micron nominal rating
  • Offers a long life of up to 20,000 gallons
  • WQA certified
  • Fits all standard 20 inch housings
Photograph of HS-CB-STD-20-BREW-MAX
Model Number:
HS-CB-STD-20-BREW-MAX
Ordering Code:
BRWMAXR-L-CB

HS-CB-STD-20-BREW-MAX

The 20-inch coconut shell carbon block filter is WQA certified to NSF/ANSI industry standards for reducing lead, cryptosporidium, giardia, entamoeba, as well as harmful volatile organic compounds (VOCs). Specially formulated to provide maximum reduction capabilities as well as filter down to one micron. Fits all standard 20-inch slimline housings.

  • 20 Inch LCV carbon block filter specially formulated
  • WQA certified for the reduction of VOC and will filter down to one micron
  • Reduces lead, cryptosporidium, giardia, entamoeba and VOCs
  • Certified to NSF/ANSI Standard 42, 53 and NSF/ANSI 61 Annex G
Photograph of HS-SC-STD-20-STEAM-MAX
Model Number:
HS-SC-STD-20-STEAM-MAX
Ordering Code:
STMAXR-L-ACSC

HS-SC-STD-20-STEAM-MAX

The 20-inch phosphate scale control filter uses highly effective phosphate to reduce the formation of hardness related scale. The filter will fit all slimline 20-inch filter housings. The minimum water pressure required is 20 PSI with the maximum of 125 PSI and the maximum temperature rating of 100 degrees F (38 degrees C).

  • 6 month life span
  • Reduces hardness based scale
  • Fits all standard 20 inch filtration housings
  • Fits all standard 20 inch housings
Photograph of HS-GAC-STD-20-CTO
Model Number:
HS-GAC-STD-20-CTO
Ordering Code:
HSR-L-AC

HS-GAC-STD-20-CTO

The 20-inch granular activated carbon cartridge is WQA certified to NSF/ANSI industry standards. It will fit all standard 20-inch filter housings. The minimum water pressure required is 20 PSI with the maximum of 125 PSI and the maximum temperature rating of 100 degrees F (38 degrees C).

  • Contains granular activated carbon
  • NSF listed polypropylene housing
  • Reduces sediment, chlorine taste and odor
  • Fits all standard 20 inch housings
Photograph of HS-CB-STD-20-CBE-MAX
Model Number:
HS-CB-STD-20-CBE-MAX
Ordering Code:
CBMXR-L-CB

HS-CB-STD-20-CBE-MAX

The 20-inch 1-micron carbon block filter is WQA certified to NSF/ANSI industry standards and uses coconut shell carbon. This carbon block filter outperforms granular activated carbon cartridges in chlorine reduction, lower pressure drop, better value and offers no water channeling. It offers a long life of up to 35,000 gallons at 2 gallons-per-minute flow rate.

  • 35,000 Gallon capacity
  • Reduces sand, silt, sediment, rust, chlorine taste and odor
  • WQA certified
  • Fits all Standard 20 inch housings
Photograph of HS-CBSC-STD-20-CBE-MAX
Model Number:
HS-CBSC-STD-20-CBE-MAX
Ordering Code:
CBMXR-L-CBSC

HS-CBSC-STD-20-CBE-MAX

The 20-inch 1-micron carbon block filter is WQA certified to NSF/ANSI industry standards and uses coconut shell carbon with integrated scale control media. This carbon block filter outperforms granular activated carbon cartridges in chlorine reduction, lower pressure drop, better value and offers no water channeling. It offers a long life of up to 35,000 gallons at 2 gallons-per-minute flow rate.

  • 35,000 Gallon capacity
  • Reduces scale, sand, silt, sediment, rust, chlorine taste and odor
  • WQA certified
  • Fits all Standard 20 inch housings
Photograph of HS-CB-STD-20-COLD-BEV
Model Number:
HS-CB-STD-20-COLD-BEV
Ordering Code:
CLDBMAXR-L-CB

HS-CB-STD-20-COLD-BEV

The 20-inch Slimline 1-micron carbon block filter is WQA certified to NSF/ANSI industry standards and is specialty formulated for reducing chloramines. Its carbon block filter outperforms standard carbon block filters as well as granular activated carbon cartridges in chloramine and chlorine reduction.

  • 1 Micron nominal rating
  • Specially formulated for chloramine reduction
  • WQA certified
  • Fits all Standard 20 inch housings