Our Water Heater Services

We provide a complete range of water heater services for residential and commercial properties. Select a service below to learn more.

• Water Heater Repair

  If your water heater is not producing enough hot water, making unusual noises, or leaking, our technicians can diagnose and repair the issue quickly.

  We repair most major brands and water heater systems to restore reliable hot water in your home or business.

  Common issues we fix:

  • No hot water
  • Inconsistent water temperature
  • Strange noises from the tank
  • Water heater leaks
  • Pilot light or ignition issues

  Fast diagnostics and professional repairs help restore comfort and prevent further damage

• Water Heater Installation & Replacement

  If your water heater is older, inefficient, or beyond repair, installing a new system can improve performance and energy efficiency.

  Our technicians install high-quality water heaters designed to deliver dependable hot water for years to come.

  Our team helps you choose the right system based on:

  • Household or building hot water demand
  • Energy efficiency ratings
  • Tank size and system type
  • Budget and long-term savings

  Professional installation ensures safe operation and reliable performance.

• Tankless Water Heater Installation

  Tankless water heaters provide on-demand hot water without the need for a storage tank. These systems are compact, energy-efficient, and ideal for homes looking to upgrade their hot water system.

  Benefits of tankless water heaters include:

  • Endless hot water supply
  • Energy efficiency and lower utility costs
  • Compact space-saving design
  • Longer lifespan compared to traditional tanks

  Our team installs reliable tankless systems designed to meet the hot water needs of your household or business.

• Water Heater Maintenance

  Routine maintenance helps extend the lifespan of your water heater and ensures it operates efficiently.

  Our preventative maintenance services help reduce the risk of unexpected breakdowns while improving overall system performance.

  Maintenance services include:

  • System inspection and diagnostics
  • Tank flushing and sediment removal
  • Safety checks and performance testing
  • Temperature and pressure adjustments
  • Early detection of potential issues

  Regular maintenance helps keep your hot water system reliable and energy-efficient.

Why Choose MarZ Heating & Cooling

Homeowners and businesses across Niagara trust our team for dependable hot water solutions.

• Licensed & insured HVAC professionals
• Experienced technicians servicing major water heater brands
• Fast response times and reliable service
• Honest recommendations and transparent pricing
• Serving Niagara for nearly 10 years

Serving the Niagara Region

• St. Catharines
• Niagara Falls
• Thorold
• Welland
• Grimsby
• Beamsville
• Stoney Creek

Need Water Heater Service in Niagara?

If your water heater needs repair, maintenance, or replacement, our experienced technicians are ready to help.