RBQ General Contractor — 22 Subcategories 24/7 Emergency Service Commercial · Industrial · Institutional Grand Montréal · North Shore · South Shore Independent Multi-Brand · Multi-Equipment Multi-Site Preventive Maintenance $5M Liability Insurance Advanced Complex Fault Diagnostics Large-Scale Institutional Contracts RBQ General Contractor — 22 Subcategories 24/7 Emergency Service Commercial · Industrial · Institutional Grand Montréal · North Shore · South Shore Independent Multi-Brand · Multi-Equipment Multi-Site Preventive Maintenance $5M Liability Insurance Advanced Complex Fault Diagnostics Large-Scale Institutional Contracts

Commercial 24/7 Emergency

Commercial and Industrial Air Conditioning

Montréal Combustion provides installation, maintenance, and repair of commercial and industrial air conditioning systems: rooftops, chillers, heat pumps, and air handling units.

At a Glance

Montréal Combustion maintains and repairs commercial and industrial air conditioning systems: rooftops, chillers, heat pumps, and VRV/VRF systems. Semi-annual maintenance recommended. 24/7 emergency service across Grand Montréal.

Why Does Commercial Air Conditioning Maintenance Matter?

A poorly maintained air conditioning system consumes more energy, breaks down more frequently, and has a shorter lifespan. In commercial and industrial environments, an AC failure can impact productivity, the quality of stored products, or occupant comfort.

What Air Conditioning Services Do We Provide?

Preventive maintenance — coil cleaning, refrigerant verification, electrical and mechanical component inspection
Repair — diagnostics and replacement of compressors, fans, control boards, and refrigeration components
Installation — commissioning of new systems based on load calculations and code requirements
Refrigerant recharge — leak detection and recharge in compliance with regulations
Optimization — parameter adjustment to reduce energy consumption

What Air Conditioning Equipment Do We Cover?

Equipment Type	Typical Application
Rooftop units (RTUs)	Retail, offices, warehouses
Chillers	Large buildings, industrial processes
Heat pumps	Combined heating and cooling
VRV/VRF systems	Multi-zone buildings
Air handling units (AHUs)	Institutional buildings, hospitals
Cooling towers	Industrial applications

What Brands Do We Service?

Montréal Combustion services all major commercial air conditioning brands, including Carrier, Lennox, Trane, York, Daikin, and many others. Our independent approach ensures unbiased recommendations.

Areas Served

Our air conditioning services cover commercial, industrial, and institutional facilities across Grand Montréal.

Frequently Asked Questions

What types of air conditioning systems do you service?

Rooftop units (RTUs), air-cooled and water-cooled chillers, commercial heat pumps, VRV/VRF systems, air handling units (AHUs), and commercial split systems.

How often should a commercial rooftop unit be serviced?

Semi-annual maintenance is recommended: one visit before the heating season and one before the cooling season. High-use environments may require quarterly visits.

Do you handle refrigerant recharges?

Yes. Our technicians perform refrigerant recharges in compliance with current regulations. We also verify circuit integrity before any recharge to prevent recurring leaks.

24/7 Emergency — Fast Response Across Grand Montréal

Boiler failure, equipment breakdown or heating emergency? Our technicians respond quickly.

450-473-0909