Buy Hro online or in-store at 3 locations in Canada.

HRO (Horizon Reverse Osmosis) provides a wide variety of Watermakers for your marine vessel! Their products are developed to tolerate harsh marine environments!


Hro Brine Seal 3"

Hro Brine Seal 3"

Hro Brine Seal 3"..

$28.09

Hro Charcoal Filter Assembly

Hro Charcoal Filter Assembly

Hro Charcoal Filter Assembly..

$303.72

Hro Chem' Membrane Cleaner Acid Cc2

Hro Chem' Membrane Cleaner Acid Cc2

Hro Chem' Membrane Cleaner Acid Cc2..

$184.69

Hro Chem' Membrane Cleaner Alkaline Cc1

Hro Chem' Membrane Cleaner Alkaline Cc1

Hro Chem' Membrane Cleaner Alkaline Cc1..

$174.29

Hro Chemical Storage For Membrane

Hro Chemical Storage For Membrane

Hro Chemical Storage For Membrane..

$187.89

Hro Element 20 Mic. Prefilter 9-3/4X2-34

Hro Element 20 Mic. Prefilter 9-3/4X2-34

Hro Element 20 Mic. Prefilter 9-3/4X2-34..

$50.99

Hro Element For Ph 9-3/4"

Hro Element For Ph 9-3/4"

Hro Element For Ph 9-3/4"..

$151.39

Hro Element Ows 10" After March 2002

Hro Element Ows 10" After March 2002

Hro Element Ows 10" After March 2002..

$634.59

Hro Element Ows 13" After May 2006 32Sf

Hro Element Ows 13" After May 2006 32Sf

Hro Element Ows 13" After May 2006 32Sf..

$603.39

Hro Gasket O-Ring

Hro Gasket O-Ring

Hro Gasket O-Ring..

$6.97

Hro Membrane 200Sw As W/Seal

Hro Membrane 200Sw As W/Seal

Hro Membrane 200Sw As W/Seal..

$582.10

Hro Membrane 400Sw As W/Seal

Hro Membrane 400Sw As W/Seal

Hro Membrane 400Sw As W/Seal..

$1,157.49

Hro Membrane 700 Gpd Aw W/Seal

Hro Membrane 700 Gpd Aw W/Seal

Hro Membrane 700 Gpd Aw W/Seal..

$1,596.85

Hro O Ring #237 For Pre-Filter

Hro O Ring #237 For Pre-Filter

Hro O Ring #237 For Pre-Filter..

$2.09

Hro O Ring #357 Big Blue Fwf Housing

Hro O Ring #357 Big Blue Fwf Housing

Hro O Ring #357 Big Blue Fwf Housing..

$8.99

Hro O Ring 115 Interconnect

Hro O Ring 115 Interconnect

Hro O Ring 115 Interconnect..

$3.39

Hro O Ring 116 Product Water Side

Hro O Ring 116 Product Water Side

Hro O Ring 116 Product Water Side..

$1.99

Hro O Ring 230 Brine 3" End Plug

Hro O Ring 230 Brine 3" End Plug

Hro O Ring 230 Brine 3" End Plug..

$1.99

Hro O-Ring

Hro O-Ring

Hro O-Ring..

$4.97

Hro Oil Hd 16Oz

Hro Oil Hd 16Oz

Hro Oil Hd 16Oz..

$72.79

Hro Oil Seal

Hro Oil Seal

Hro Oil Seal..

$41.97

Hro Plankton Filter Assembly Versatile

Hro Plankton Filter Assembly Versatile

Hro Plankton Filter Assembly Versatile..

$992.39

Hro Pre-Filter Ass Commercial Versatile

Hro Pre-Filter Ass Commercial Versatile

Hro Pre-Filter Ass Commercial Versatile..

$1,412.89

Hro Pump Kit Booster

Hro Pump Kit Booster

Hro Pump Kit Booster..

$460.29

Hro Pump Kit High Pressure

Hro Pump Kit High Pressure

Hro Pump Kit High Pressure..

$543.94

Hro Salinity Probe ( 5 Wire)

Hro Salinity Probe ( 5 Wire)

Hro Salinity Probe ( 5 Wire)..

$412.99

Hro Salinity Probe (3 Wire)

Hro Salinity Probe (3 Wire)

Hro Salinity Probe (3 Wire)..

$802.39

Hro Switch 100-225 Psi For Escape

Hro Switch 100-225 Psi For Escape

Hro Switch 100-225 Psi For Escape..

$874.89

Hro Switch Hp 900Psi Din C2

Hro Switch Hp 900Psi Din C2

Hro Switch Hp 900Psi Din C2..

$442.05

Hro Ultra Violet Sterilizer 2Gpm

Hro Ultra Violet Sterilizer 2Gpm

Hro Ultra Violet Sterilizer 2Gpm..

$1,418.59

Hro Watermaker 170 Mini W/Sailor

Hro Watermaker 170 Mini W/Sailor

Hro Watermaker 170 Mini W/Sailor..

$13,348.93

Hro Watermaker 750 Mini W/Sailor

Hro Watermaker 750 Mini W/Sailor

Hro Watermaker 750 Mini W/Sailor..

$18,533.24

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