Denison Showroom
Review water softeners, drinking-water systems, and whole-home treatment options with the Water Doctor team.
- Address
- 601 Denison St, Markham, ON L3R 1B8
- Hours
- Monday–Friday: 10:00 AM–5:00 PM
- Phone
- +1 289-748-9666
2 Markham Showrooms & GTA Service
Visit Water Doctor or find your local water guide.
See equipment in person, talk through your property, or start with a city guide that links to the official regional water source.
- 2 Markham showrooms
- 19 GTA city guides
- Residential and business assessments
Showroom hours can change on holidays. Confirm before making a special trip.
Denison Showroom
601 Denison St, Markham, ON L3R 1B8
Monday–Friday 10:00 AM–5:00 PM
Gibson Showroom
Unit 14, 70 Gibson Dr, Markham, ON L3R 4C2
Monday–Friday 10:00 AM–6:00 PM · Saturday–Sunday 11:00 AM–6:00 PM
Markham Showrooms
Compare real systems before making a decision.
Bring your water questions, property details, or photos of the installation area. The team can explain system differences and the next diagnostic step.
Gibson Showroom
See water softeners, reverse-osmosis systems, and filtration equipment before discussing fit and installation.
- Address
- Unit 14, 70 Gibson Dr, Markham, ON L3R 4C2
- Hours
- Monday–Friday: 10:00 AM–6:00 PMSaturday–Sunday: 11:00 AM–6:00 PM
- Phone
- +1 289-748-9666
Talk to Water Doctor
Not sure which system fits the property?
Share the address, water source, symptoms, and what you want to improve. A specialist will help identify the right category and next step.
- Local context and symptoms reviewed
- System fit and sizing guidance
- Installation requirements explained
GTA City Guides
Review the water context for your city.
Each guide identifies its official municipal or regional source, the date Water Doctor reviewed it, and where an address-specific assessment is still needed.