Reverse Osmosis Systems in Thornhill

Drinking water from its own kitchen faucet, fitted into Thornhill kitchens that have often been renovated more than once, with your water tested first.

Drinking Water, Thornhill

What reverse osmosis changes for Thornhill drinking water

Most Thornhill homes are on the municipal supply, which carries a disinfectant to keep it safe through the mains. Many households taste or smell that chlorine in cold water or tea, and end up buying bottled water or refilling a pitcher.

An under-sink reverse osmosis system adds a small second faucet at the kitchen sink. Carbon takes out the chlorine flavour, and the membrane strips most dissolved minerals, including hardness and the sodium from a softener. Only that faucet and an optional fridge line are treated; see RO drinking water systems across York Region.

In Thornhill the kitchen is often the room that has changed most: houses from the 1950s to the 1980s have been renovated and extended, and new cabinets can sit over original copper and a stop valve nobody has turned in decades. See our plumbing services for Thornhill.

  • A dedicated drinking water faucet beside the kitchen tap
  • A seized or weeping stop valve replaced before we tap the cold line
  • An optional line to the fridge dispenser and ice maker
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An RO faucet improves the water in your glass. It will not fix weak flow at the kitchen tap or protect the water heater.
What It Treats

What an RO faucet will and will not fix

Chlorine Taste And Odour

Carbon removes the disinfectant taste and protects the membrane, which chlorine degrades. If your supply uses chloramine, we fit carbon rated for it.

Dissolved Minerals

The membrane holds back most dissolved solids, so a kettle filled from the RO faucet stays clean inside.

Not Discoloured Water

Brown water can come from watermain work, a water heater tank if only hot taps show it, or corroding fittings. The sediment cartridge traps some and clogs sooner; finding the source is the fix.

Not The Rest Of The House

Showers, laundry and the water heater get the same water as before. Scale is a softener's job; chlorine in the shower calls for whole-home carbon.

Test First

Why a Thornhill RO install starts with a water test

We check whether the kitchen line is hard or softened, since hardness shortens membrane life, and record a dissolved-solids reading to compare the RO water against. In an older Thornhill house we also check the aerator for grit, which sets how often the sediment cartridge needs changing, and read the pressure, because a membrane on low pressure makes water slowly.

Installation

Reverse osmosis installation in a Thornhill kitchen

1

Baseline Reading

Hardness, dissolved solids and pressure are read first, so we know what the membrane will work with.

2

Empty The Cupboard

We check the trap, the space and the stop valves. A seized or weeping original valve is replaced first, so the new tee joins sound pipe.

3

Faucet, Tee And Drain

The faucet goes through a spare hole or a new one. A valved tee goes on the cold line, the reject line connects above the trap, and filters mount where cartridges come out easily.

4

Flush And Walk Through

Cartridges and the first tank are flushed to drain while we watch the fittings. We compare the RO reading with the baseline and label each cartridge.

Afterward

What changes once the RO faucet is in

Drinks Taste Cleaner

Coffee, tea and ice made with RO water lose the chlorine note.

A Thinner Stream

Expect a gentler pour than the kitchen tap. After a large pot, give the tank time to refill.

Brief Gurgling

A short gurgle from the faucet or drain as the tank refills is normal. Nonstop running to drain means the RO unit's automatic shut-off or check valve needs attention.

Retire The Pitcher

Fill the kettle straight from the RO faucet instead of keeping a jug in the fridge.

Cost

What sets the cost of reverse osmosis in Thornhill

The unit varies with its stages and whether you want a remineralizing cartridge for taste. Installation depends on the kitchen: drilling stone or quartz for the faucet, replacing a seized stop valve at the cold supply, running tubing across a renovated kitchen to the fridge, and extra sediment filtration if the test shows a heavy load. A softener to protect the membrane is quoted separately. The price is in writing before work starts.

Maintenance

Looking after RO in an older house

Sediment Cartridge

Any grit or sediment in the supply loads this cartridge first, and slower flow at the RO faucet usually starts there.

Carbon And Membrane

Carbon follows the schedule set at installation. When the RO reading climbs toward the tap reading, the membrane is near the end of its life.

Tank Pressure

A tank that gives little water before the flow fades has usually lost its internal air charge; we recharge or replace it.

Sanitize At Each Change

When cartridges are swapped, the housings get a sanitizing rinse and the lines are flushed.

Which System

RO compared with a softener and whole-home filtration

Reverse osmosis is for the water you drink and cook with. When the bigger nuisance is crust on faucets and a scaling water heater, water softener installation in Thornhill treats every tap and helps the membrane last. When the shower smells of chlorine, whole-home carbon and sediment filtration treats every tap and shower.

Common Questions

Thornhill Reverse Osmosis Questions

Asked on both sides of Yonge before adding a drinking water filter.

Will an RO drinking water filter take away the chlorine taste? +
Yes, for the RO faucet and any fridge line it feeds, because carbon ahead of the membrane removes chlorine taste and smell. Other taps keep it unless whole-home carbon is added.
Can you install reverse osmosis on the original plumbing under my Thornhill sink? +
Yes. Most kitchens of that era have sound copper. If the old stop valve is seized or weeping, we replace it and fit a new shut-off before tapping in.
Will reverse osmosis fix weak flow at my kitchen tap? +
No, and low pressure makes the RO tank fill slowly. Weak kitchen flow usually comes from a pressure reducing valve, a partly closed shut-off or a clogged aerator or faucet cartridge, so we read the pressure first and tell you what needs work.
Why test the water before installing RO on the municipal supply? +
What reaches the sink depends on the house as well as the supply. The test shows whether the line is hard or softened, how much sediment comes through, and gives a baseline for the RO water.
Can the RO line reach a fridge across a renovated kitchen? +
Usually, through the cabinets, behind the toe kicks or through the basement ceiling. We check the route before quoting.
Thornhill Water Help

More Water Services for Thornhill Homes

Also from AquaTec Plumbing, licensed York Region plumbers, for Thornhill Village, Brownridge and Bayview Glen.

Tired of chlorine in your drinking water?

We test the water at your sink, check the pipe it will join and put the price in writing first.

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