Quebec · 16 local services · checked September 28, 2026

Home energy audits and home testing in Laval

Laval gets about 4,167 heating degree-days a year, 17% of its houses were built before 1961, and 3 NRCan-licensed service organizations list its postal codes. Pick a service for the local details.

Energy audits in Laval → All 16 services
A brick Montréal plex with exterior spiral staircases in winter

How Laval is built

Laval's houses by when they were built Ten house shapes, one for each tenth of Laval's 101,460 houses. Before 1961: 17%, 1961–1990: 50%, 1991–2000: 13%, 2001 or later: 20%. Older houses glow hotter.
  • Before 1961 17%
  • 1961–1990 50%
  • 1991–2000 13%
  • 2001 or later 20%
Each house stands for one in ten of Laval's 101,460 houses (single-detached, semi-detached, row and duplex), drawn by when it was built. The glow shows the usual pattern: older houses tend to be leakier and less insulated. Snowfall scales with heating degree-days. Sources: Statistics Canada 2021 Census (table 98-10-0233-01), NRCan HOT2000 climate data.

Laval at a glance

Climate

Laval gets about 4,167 heating degree-days a year and has a winter design temperature of −23.1°C, according to NRCan's HOT2000 climate data for Montréal International.

Housing

Of Laval's 101,460 houses (single-detached, semi-detached, row houses and duplexes), 17% were built before 1961 and 67% before 1991, according to the 2021 Census. The typical house dates from 1971–1980.

Heating

In the Montréal area, 54% of households heat mainly with electric baseboards, 15% with a heat pump, 10% with a forced-air furnace and 6% with a boiler and radiators; electricity is the main heating energy for 71% of households, natural gas for 5% and oil for about 2% (Statistics Canada, 2023).

Radon

Health Canada's 2012 survey found 12.1% of 107 homes tested in the Région de Laval health region above the guideline. The larger 2024 Cross-Canada survey reports 17.4% (1 in 6) of houses at or above the guideline for Montréal Metro Area (Montréal CMA).

Local service guides for Laval

Energy audits and tests

An energy advisor’s kit on a front-hall bench: infrared camera, pressure gauge with tubing, tape measure, headlamp and a floor sketch

Home energy audit

3 licensed organizations
A red blower-door panel with a large fan fitted into the front doorway of a brick bungalow, a pressure gauge on a stool inside

Blower door test

4,167 degree-days
Hands holding an infrared camera aimed at a ceiling corner beside a frosty window; the screen shows a cold streak

Thermal imaging inspection

4,167 degree-days
A kitchen table with a house floor plan, a laser measure, a tape measure and a laptop showing the plan

Heat loss calculation

Design temp −23.1°C
A duct-testing fan on a basement floor connected by flexible duct to a furnace, a pressure gauge hanging from a joist

Duct leakage testing

10% forced-air
A gloved hand inserting a combustion analyzer probe into a furnace flue pipe in a basement

Combustion safety test

5% heat with gas
A heat recovery ventilator on a basement wall with four insulated ducts running up between the joists

Ventilation and humidity assessment

20% built since 2001
Loose-fill insulation between attic joists, a yellow ruler showing its depth and frost on the roofing nails above

Attic insulation inspection

67% built before 1991
Utility bills and a phone showing a monthly energy-use chart on a kitchen table

Energy bill analysis

Hydro-Québec

Home health tests

A small digital radon monitor on a bookshelf in a finished basement family room

Radon testing

17.4% at or above guideline (2024)
A carbon monoxide alarm on an upstairs hallway wall outside the bedrooms at night

Carbon monoxide testing

Not required (recommended)
A moisture meter pressed into water-stained basement drywall, an air-sampling pump on a tripod nearby

Mold and air quality testing

67% built before 1991
A gloved hand holding a sealed sample bag above vermiculite insulation between attic joists

Asbestos and vermiculite testing

67% built before 1991
A gloved hand swabbing layers of cracked old paint on a wooden window sill

Lead paint testing

17% built before 1961
Filling a water-sample bottle at a farmhouse kitchen tap with the aerator removed, snowy fields and a barn outside

Well water testing

Wells in some areas

For businesses and buildings

An auditor walking between rooftop heating and cooling units on a snowy commercial roof

Commercial energy audit

4 incentive programs

Who does energy evaluations in Laval

In Quebec, EnerGuide evaluations for existing homes run through the provincial Rénoclimat program; the organizations below are the ones NRCan lists for Laval postal codes.

3 NRCan-licensed service organizations list Laval postal codes. See the list with phone numbers and coverage →

City programs in Laval

Subvention pour le remplacement d'un système de chauffage au mazout

City of Laval subsidy for replacing oil heating with a system powered only by electricity or renewables (geothermal, wind, solar, air-source heat pumps; propane and natural gas are excluded). Oil-only systems: $2,000 for a single-family home, $1,400 for a semi-detached or row house, $1,400 for a condo, $1,700 for a mobile home, $1,400 per eligible unit in a duplex or triplex, and $900 per unit (up to 20 units) in buildings of 30 units or fewer. Dual-energy (oil plus electric) systems get half those amounts. Apply through Mon dossier after the work is done (work completed since Sept 5, 2017), with proof the old system was decommissioned by a licensed contractor. Page updated Jan 30, 2026; no end date stated.

Rebates and financing for Laval homes

Provincial · needs an evaluation Rénoclimat (Quebec) Quebec's audit-linked path: an assigned evaluator for $150 + tax (refunded except the tax when you receive assistance), then rebates for insulation, air sealing, doors and windows Open Provincial Hydro-Québec LogisVert Heat pump grants scaled to capacity — $50–$120 per 1,000 BTU/h — plus appliances and solar, no audit needed Open Federal CMHC Eco Improvement premium refund 25% back on your CMHC mortgage insurance premium after $20,000 of energy renovations Open Federal Canada Greener Homes Affordability Program Free retrofits for low-to-median-income households in BC, Manitoba, Nova Scotia, PEI and Quebec — not available in Ontario Open · deadline

Cities near Laval

Montréal11 kmTerrebonne16 kmLongueuil23 kmSaint-Jean-sur-Richelieu46 kmTrois-Rivières123 kmSherbrooke143 km All 70 cities →

Sources

Checked September 28, 2026.

Planning upgrades in Laval?

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