$400 Off a Navien Tankless Water Heater
a new Navien tankless water heater, installed by our licensed Cobourg team. Endless hot water, a compact wall-mounted unit and lower energy use.
On qualifying installs until December 1, 2026.
Get your free quote
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From 895 reviews by local homeowners.
Local since 2005
Cobourg showroom on Brook Road North.
Six written guarantees
On every installation. See them.
Why Go Tankless
- Hot water on demand, so you stop running out during showers and laundry
- Heats water only when you use it, instead of keeping a full tank hot
- Wall-mounted unit frees up floor space
- Navien units are built for long life with yearly maintenance
How It Works
- Free in-home assessment of your gas line, venting and water use
- Professional installation by licensed gas technicians
- We remove your old tank and test the new system
- Pay up front or pay monthly using NGL
Service and Repair Pricing
| Service | Price |
|---|---|
| Diagnostic service call | $149 |
| Diagnostic for service plan members | $75 (half price) |
| In-home quote for new equipment | Free |
Prices before tax. Parts and labour for repairs are quoted after diagnosis, before any work starts.
Questions
Which units qualify for the $400 offer?
Qualifying new Navien tankless water heaters installed by Comfort Zone by December 1, 2026. We confirm eligibility in your written quote.
Is my home a good fit for tankless?
Most homes with natural gas or propane are. We check your gas supply, venting and hot water needs during the free assessment.
Do tankless heaters need maintenance?
Yes. A yearly flush keeps scale out and protects the warranty. Ask about our service plans.
What areas do you serve?
Cobourg, Port Hope, Brighton, Colborne, Grafton, Campbellford, Quinte West, Belleville, Peterborough and all of Northumberland County.
Free in-home quote. No obligation.