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Tank & Tankless Water Heaters

Water Heater Services Vancouver Island

When your hot water stops, it affects everything – showers, dishes, laundry, and daily comfort. At Marmot Heating & Cooling, we provide dependable water heater services for homeowners across Nanaimo and Vancouver Island, with fast response times and straightforward recommendations you can trust.

Whether you need an emergency repair or are planning a replacement, our qualified technicians ensure your system is installed properly, safely, and built for long-term performance.

Need urgent repairs? Book a Free Installation Quote

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Installations • Repairs • Maintenance

What Our Customers Say

Why Vancouver Island Homeowners Choose Marmot

We’re not a call centre. We’re Islanders serving Islanders.

Fast local response - no runarounds

Qualified technicians on every job

Clear, upfront pricing and honest service

Systems sized and installed properly the first time

Complete Water Heater Services

Marmot services both tank and tankless water heaters at every stage of ownership.

Our water heater services include:

Water heater repairs & troubleshooting

New installations & full replacements

High-efficiency upgrades

Preventative maintenance & flushing

Gas, venting & safety inspections

Capacity and efficiency evaluations

We work on systems of all ages and provide clear guidance so you can make the right decision for your home and budget.

Tank & Tankless Water Heaters

Water Heater Options for Your Home

Choosing the right system depends on your household size, usage habits, and home layout. We’ll walk you through your options clearly – without overcomplicating it.

Natural Draft Water Heaters

Simple. Reliable. Budget-friendly.

Uses existing chimney or vertical venting

Lower upfront cost

No electrical connection required

Straightforward replacement option

Best suited for:

Homes with existing chimney venting and homeowners looking for a practical, cost-conscious solution.

Power Vent Water Heaters

Efficient performance with flexible venting.

Fan-assisted venting through sidewall or roof

Higher efficiency than natural draft models

Greater installation flexibility

Quieter, safer operation

Best suited for:

Newer homes or properties without traditional chimney venting.

Tankless (On-Demand) Water Heaters

Endless hot water. Modern efficiency.

Heats water only when needed

Continuous hot water for busy households

Compact, wall-mounted design

Longer lifespan than traditional tanks

Best suited for:

Families, high-demand homes, and energy-conscious homeowners looking to maximize efficiency.

Trusted Brands We Install

Tank Water Heaters

Tankless (on-demand) Water Heaters

Both brands are known for durability, efficiency, and long-term reliability – which is exactly what we want for our customers.

Fast Water Heater Repairs

No hot water often means something needs immediate attention. Our technicians arrive prepared to diagnose the issue quickly and explain your options clearly before any work begins.

Common problems we repair:

No hot water

Inconsistent temperatures

Leaking tanks

Ignition or burner failures

Pressure relief valve issues

Tankless system error codes

If a repair makes sense, we’ll fix it properly.
If replacement is the smarter investment, we’ll explain why – without pressure.

Preventative Maintenance

Preventative Maintenance That Protects Your System

Regular maintenance improves efficiency, extends lifespan, and reduces the chance of unexpected breakdowns – especially in areas with mineral-heavy water.

Maintenance may include:

Tank flushing & sediment removal

Anode rod inspections

Burner and ignition checks

Venting and combustion safety testing

Tankless system descaling

A little maintenance now can prevent a much bigger issue later.

Installed Right. Built to Last.

Water heaters fail early most often because of improper installation – incorrect venting, gas sizing, or shortcuts during setup.

At Marmot, every installation includes:

Proper system sizing

Code-compliant gas and venting connections

Full safety testing

Performance verification

Clear homeowner walkthrough

We don’t cut corners – because we plan to be your HVAC company for years to come.

Limited Time Offers

Big Savings!

$500 Off

Tankless Water Heaters

Upgrade to endless, on-demand hot water.

High-efficiency systems designed for long-term performance, space savings, and reliable comfort.

Offer Ends: May 31, 2026

Not Sure Which Water Heater Is Right?

We’ll help you choose based on:

Household size and hot water demand

Existing venting and mechanical layout

Energy efficiency goals

Budget and long-term operating costs

You’ll get straightforward recommendations and transparent pricing – no sales pressure.

Get Reliable Hot Water - Starting Today

From urgent repairs to full system upgrades, Marmot Heating & Cooling delivers water heater service built on trust, speed, and Island accountability.

Tank & tankless systems

We install Trusted brands

Fast local response, Qualified technicians

Honest, transparent pricing