Complete residential water quality solutions

Better water for your home and everyday use.

GN Air Solutions installs, repairs and maintains whole-home filtration, water softening and point-of-use drinking-water systems. Get a solution matched to your water source, household usage, plumbing and specific concerns.

Choose your water-quality solution

Air Filtration & Purification

Water Softening & Conditioning

Drinking Water & RO

Three focused water-quality solutions

Filtration, softening and drinking water

Water quality concerns require the right treatment method. Explore three dedicated solutions for whole-home filtration, hardness control and drinking water.

01

Whole-Home Water Filtration

Treatment at the main water line to address selected sediment, taste, odour and contaminant concerns throughout the home.

Whole-home filtration treats water before it reaches showers, faucets and appliances. The filter media and configuration should be selected around the water source, actual test results, household flow requirements and the concern being addressed.

Installation & Upgrades

  • Sediment and multi-stage filtration
  • Carbon filtration for taste and odour
  • Cartridge or media-tank systems
  • Flow-rate and pressure assessment
  • Bypass, shutoff and drain setup

Repair & Maintenance

  • Low pressure or restricted flow
  • Leaking housings, valves or fittings
  • Filter cartridge replacement
  • Media-tank service and inspection
  • System sanitizing and maintenance guidance

02

Whole-Home Humidification

Automatic humidity support connected to the HVAC system for dry GTA heating seasons.

A traditional ion-exchange softener reduces calcium and magnesium hardness. Salt-free conditioning products work differently and should not be presented as identical to true softening. GN Air Solutions can explain which approach fits the home and expectations.

Installation & Upgrades

  • Water softener installation
  • Replacement of aging equipment
  • Capacity and regeneration setup
  • Bypass, brine and drain connections
  • Salt-free conditioning options

Repair & Maintenance

  • Hard water returning unexpectedly
  • Salt bridging or brine-tank issues
  • Valve, injector and control faults
  • Continuous draining or failed regeneration
  • Resin, media and settings review

03

Drinking Water & RO Systems

Point-of-use filtration for a dedicated drinking-water faucet, commonly installed beneath the kitchen sink.

Reverse osmosis and multi-stage drinking-water systems treat water at a selected fixture. The appropriate configuration depends on the feed-water conditions, pressure, available cabinet space, desired output and ongoing filter-maintenance expectations.

Installation & Upgrades

  • Reverse-osmosis system installation
  • Multi-stage under-sink filtration
  • Dedicated faucet and storage-tank setup
  • Drain and feed-water connections
  • Refrigerator-line connection where suitable

Repair & Maintenance

  • Low output or slow tank refill
  • Leaks at tubing, housing or faucet
  • Filter and membrane replacement
  • Pressure and shutoff-valve problems
  • System sanitizing and performance checks
Water-treatment comparison

Which water-quality solution addresses your concern?

This overview helps homeowners understand the basic differences. GN Air Solutions can assess the property before making a final recommendation.

Water concern Whole-Home Filtration Softening / Conditioning Drinking Water / RO
Primary purpose Treat selected concerns at the main line Reduce hardness or manage scale Treat water at a dedicated faucet
Common concern Sediment, taste, odour or discolouration Scale, spotting and hard-water effects Drinking-water taste and filtration preference
Coverage Most or all household fixtures Most or all household fixtures One selected point of use
Routine care Cartridge or media service Salt, media and control checks Filters, membrane and sanitizing
Call before the problem gets worse

Signs your home may need water treatment

Scale on fixtures

White mineral buildup returns quickly on faucets, shower glass or heating equipment.

Spots on dishes

Glassware and dishes dry with persistent mineral spots or cloudy residue.

Sediment or colour

Particles, cloudiness or unexpected colour appear in water from household fixtures.

Taste or odour concerns

Water has a noticeable chlorine, metallic, earthy or other unwanted taste or smell.

Low filtered-water flow

An existing filter or RO faucet produces water much more slowly than before.

System not regenerating

A softener uses no salt, drains continuously or no longer produces expected results.

A concern-based approach

Good water treatment starts with the right information

GN Air Solutions reviews the concern, water source and existing plumbing before recommending equipment.

01

Discuss Concerns

Identify hardness, sediment, taste, odour, staining, flow or equipment problems.

02

Review Conditions

Consider water source, available test results, plumbing, pressure, flow and space.

03

Recommend

Explain which treatment method targets the concern and what it does not address.

04

Install & Explain

Complete installation, check for leaks and explain settings and routine service.

GTA service coverage

Water quality service across priority GTA markets.

Installation, replacement, repair and maintenance for homeowners across Toronto, Peel and Durham Region.

Water Quality FAQs

Answers before you book.

A site assessment is the best way to confirm the right solution for your property.

They solve different problems. A softener targets hardness minerals, while filtration targets selected particles, tastes, odours or other concerns depending on the media. Some homes may benefit from both.

No. Traditional ion-exchange softeners remove hardness ions and replace them through regeneration. Salt-free conditioners generally aim to alter scale behaviour and do not produce the same result as true softening.

Performance depends on the membrane, prefilters, feed-water conditions and maintenance. Product documentation and water testing should be used to confirm reduction claims for specific substances.

A loaded cartridge, undersized filter, restricted valve or other plumbing issue may reduce flow. The cause should be diagnosed before changing equipment or filter ratings.

Request water quality service

Tell us what you notice about your water.

Choose the water concern or treatment type and briefly describe what you notice.


Professional HVAC, water-heating, air-quality and water-quality solutions across the Greater Toronto Area.

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