Guides
Your city's housing has a story
Toronto's brick semis fail differently than Barrie's converted cottages or Kingston's limestone. These guides read your region's housing stock like an auditor would — what's behind the walls, what the local climate punishes, which rebates apply, and who can measure it.
Featured guide
The complete home testing guide
Every test from blower doors and infrared scans to radon, CO, and vermiculite — what each establishes, who performs it, what it costs.
Read it →Symptom-first
Fix an issue
Ice dams, drafts, condensation, cold basements — diagnose from the symptom and follow the fix ladder.
Browse issues →Deep dives
Articles
Cited long-reads: what an audit is, when it's required, Toronto services & financing, Northern BC — every claim dated and sourced.
Read the articles →Regional guides
Toronto
Toronto is one of the best-funded places in Canada to fix a house right now: provincial rebates, the City's ow…
Read the guide →Ottawa
Ottawa winters are among the coldest of Ontario's big cities, which changes the math: every envelope upgrade p…
Read the guide →Hamilton
Hamilton's housing tells the city's story: century brick downtown, dense post-war neighbourhoods built for ste…
Read the guide →Mississauga
Mississauga was built in a hurry — most of it between 1970 and 2000 — and the shortcuts of fast subdivision co…
Read the guide →Brampton
Brampton's housing is newer and larger than most of the GTA — which means fewer empty walls, but bigger heatin…
Read the guide →York Region
York Region runs the full spectrum — from Newmarket's older main-street homes to Markham's 2000s subdivisions …
Read the guide →Kitchener–Waterloo & Cambridge
Waterloo Region pairs one of Ontario's oldest community-energy non-profits with a housing mix that runs from 1…
Read the guide →London
London's snow-belt winters and older-than-average housing stock make it one of the highest-return audit cities…
Read the guide →Barrie & Simcoe County
Simcoe County homes fight real winter — lake-effect snow off Georgian Bay, design temperatures colder than the…
Read the guide →Peterborough & the Kawarthas
Peterborough has run community energy programs longer than almost anywhere in Ontario — GreenUP has been evalu…
Read the guide →Kingston & Eastern Ontario
Kingston's limestone heritage is beautiful and thermally brutal: solid stone walls can't be cavity-filled, whi…
Read the guide →Niagara Region
Niagara's climate is one of Ontario's mildest — which tempts homeowners to skip envelope work. The audits say …
Read the guide →