37 Avenue Stirling



438-796-3978 / RBQ : 2530-1839


GAZ NAT-MAR was founded in 1989 and is specialized in heating systems and plumbing. We are located in Lasalle and operate all over Montreal, the North Shore and South Shore areas.

Plumbing installations and repairs

Gas or water leaks, heating system breakdowns, replacement of sanitary facilities and the unblocking of pipes are all delicate operations carried out by GAZ NAT-MAR. Whether it is for an emergency repair or the preparation of a new installation, we can travel quickly to your place and provide all the services related to plumbing.

From fitting a bathtub to installing a gas boiler or water-heater, or just repairing your pipes, we can provide the necessary means and know-how to provide a quality service.

Our services

  • Natural Gas Installation
  • Plumbing
  • Emergency plumbing
  • Heating system installation
  • Heating system repairs
  • Heating system maintenance

We guarantee

  • Meticulous work
  • Safe, fast and reliable services
  • Excellent value for money

We offer our services on the North and South Shores of Montreal.

Installation chauffage Montréal

Your plumbing specialist since 1989


Plumbing system maintenance

GAZ NAT-MAR is also at your service for any maintenance work on all your appliances (pump, thermocouple, burner, automatic drain and all types of heating systems: gas, fuel, wood, etc.) so that they last longer.

We provide de-scaling, cleaning, unblocking operations, the replacement of small parts and the adjustment of energy consumption. We can provide emergency interventions 24 hours a day.

Installation chauffage Montréal

A team of skilled plumbers at your service throughout the Montreal area


Contact us for more information.

You can rely on us to ensure the successful completion of your project. Commitment, rigour, professionalism and efficiency are our watchwords.

Request a quote. We will respond quickly.438-796-3978

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