Filters 
Need help with your filter replacements?   You might be able to identify your Reverse Osmosis from the pictures below or take a picture of your unit and email us at  sales@ontariosoftwater.ca Call to order filters by mail. Or come by the shop. We'd be happy to answer your questions. 
If you are picking up your filters:
note* We recommend you call to make sure your filter style and quantity is in stock before coming to the shop.  Although we try to have all filters on hand, occassionally we do sell out of some brands.
If your Reverse Osmosis looks like this you need 2 x 10 inch carbon block filters 5 micron and 1 x 10 inch sediment filter 5 micron. Filters should be changed once an year and membranes every 3 to 5 years. 
If your Reverse Osmosis looks like this you need 2 x 10 inch carbon block filters 5 micron and 1 x 10 inch sediment filter 5 micron.  Filters should be changed once a year and membranes every 3 to 5 years. The extra filter on top could be carbon, or a ph boost. You will have to identify this filter from the label and order separately. Call for more information.
If your Reverse Osmosis looks like this you need 2 x candle carbon block filters 5 micron and 1 x candle sediment filter 5 micron. $45 set plus hst and shipping. Filters should be changed once a year and membranes every 3 to 5 years. This system is commonly labled as Hydrotech, Petwa or Novatech. 
If your Reverse Osmosis looks like this you need 2 x WATTS block filters 5 micron and 1 x WATTS sediment filter 5 micron. $45 set plus hst and shipping. Filters should be changed once a year and membranes every 3 to 5 years. This system uses WATTS KWIK TWIST filters only. Please note, this is NOT a Costco Unit and the filters are not identical.
If your Reverse Osmosis looks like this you need 2 x CANATURE block filters 5 micron and 1 x CANATURE sediment filter 5 micron. $45 set plus hst and shipping. Filters should be changed once a year and membranes every 3 to 5 years. This system uses CANATURE TWIST filters only. 
If you have a single Big Blue Housing used for Chloramine Removal you will need 1 x 20 inch refillable catalytic carbon filter. Should be changed every 6 months for optimal benefit. Protects water softener resin beds where free chlorine OR chloramine is present. You may have a BIG BLUE that contains a Sediment or Carbon Filter to protect your Ultra Violet system or Iron Filter. Please call for filter sizes and prices.
Problem with your Drinking Water System?

Call if you wish to book one of our technicians to service your reverse osmosis. We will inspect the unit, change filters, pressurize the tank and do a tds reading on your water for $60 plus the cost of your filters, membrane and/or fittings if required. This service is available in Kitchener, Cambridge, Waterloo and Guelph. Additional charges for outside of this area apply.

​                  519-579-0500
Set of 3 replacement filters $30.  
75 gpd TFC Membrane    $90. 
Set of 3 replacement filters $30. 
75 gpd TFC Membrane    $90. 
PH Boost   $20. 
Inline Carbon   $20. 
Inline Scale Inhibitor   $20. 
50 gpd TFC Membrane    $90. 
Set of 3 replacement filters $45. 
Set of 3 replacement filters $60. 
Or use a 10 inch ChloraGuard carbon block. $25. 
50 gpd TFC Membrane    $90. 
Set of 3 replacement filters $60. TEMPORARY OUT OF STOCK, SORRY
75 gpd TFC Membrane    $90. 
20 inch refillable filter $40. if you return the housing. $50. if not

Call for more information.
If you have a single 10 inch Housing used for Chloramine Removal you will need 1 x 10 inch refillable catalytic carbon filter. Should be changed every 3 months for optimal benefit. Protects water softener resin beds where free chlorine OR chloramine is present.
10 inch refillable filter $25. if you return the housing. $35. if not 

Call for more information.
Ontario Soft Water 1305 Victoria St. North Kitchener Ontario. 
If your Reverse Osmosis looks like this you need 2 x Pura block filters 5 micron and 1 x Pura sediment filter 5 micron. Filters should be changed once a year and membranes every 3 to 5 years. This system uses HYDROTECH PURA filters only. 
Set of 3 replacement filters $60. 
50 gpd TFC Membrane    $90. 
HomeWater SoftenersDrinking WaterFiltersRental PlansThe Iron OxSalt Free

Ontario Soft Water 1305 Victoria St. N. Kitchener, On, 519-579-0500 toll free 1-877-236-2970
We  are thrilled to be distributing the new ecocarb filter line. Better water, better for the environment and all for the same low price you've come to expect from Ontario Soft Water. Of special interest is the ChloraGuard filter designed to remove chloramine from municipal water supplies such as Kitchener, Waterloo and Cambridge. Improves the taste of your water and extends the life of your Reverse Osmosis membrane. Available for all standard sized reverse osmosis units and filter housings.
Ask for genuine Filtrex Green filters! 
OVERSTOCKED     SPECIAL
75 gpd TFC Membrane 50% off. Just $45. (regular price $90.) this unit only
VECTAPURE TWIST FILTER SYSTEM, NOT SHOWN. Set of 3 replacement filters, boxed,$60. Membrane $90.