I was crawling through a basement on Young Street last week when I caught that unmistakable sweet sm

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Aamir Yaqoob, RHI

RHI Certified · OAHI Member · InterNACHI · E&O Insured

April 7, 2026 · 4 min read

I was crawling through a basement on Young Street last week when I caught that unmistakable sweet smell of wood rot mixed with something else I couldn't place. The seller had painted over what looked like water damage along the foundation wall, but you can't hide that odour from someone who's been doing this for fifteen years. When I pulled back the drywall panel they'd conveniently left loose, black mould covered about twelve square feet behind the furnace. The buyers were upstairs talking about which wall to knock down for their open concept dream.

That's Alliston for you. Beautiful town, decent prices averaging around $800,000, but I'm seeing problems that'll make your head spin. These twenty-year-old homes should be hitting their stride, but what I find most concerning is how many owners have been covering up issues instead of fixing them.

Just yesterday I inspected a place on Victoria Street where the sellers had installed new flooring throughout the main level. Looked gorgeous. But when I checked the basement ceiling underneath, I found water stains that told a completely different story. The upstairs bathroom had been leaking for months, maybe years. You'll be looking at $8,200 minimum to fix the subfloor damage, and that's before we talk about what's growing in those wall cavities.

Buyers always underestimate how much these hidden problems cost. I get it – you're already stretching to make that $800,000 work in today's market. But I've watched too many families drain their savings on repairs that should've been caught before closing.

The electrical issues I'm seeing are keeping me up at night. Last month on Parsons Road, I opened a panel and found aluminum wiring that someone had tried to connect to copper without proper connectors. The connections were already showing heat damage. In fifteen years I've never seen this go well when it's left untreated. Insurance companies won't touch these setups, and you're looking at $12,400 to rewire properly.

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Here's what really gets me – the HVAC systems in these homes are failing faster than they should. I inspected four homes this week, and three had furnaces with cracked heat exchangers. Carbon monoxide isn't something you mess around with, especially when you've got young kids. But sellers keep pushing these systems through another winter instead of replacing them.

Sound familiar? That's because contractors twenty years ago were cutting corners on installation. The ductwork I'm finding in newer subdivisions off Highway 89 would make you laugh if it wasn't so dangerous. Flexible ducts crushed under insulation, return air pulling from crawl spaces, systems sized wrong for the house. Your energy bills will be double what they should be.

The foundation problems are getting worse too. I'm seeing settlement issues on homes that shouldn't have them yet. Last week on Industrial Parkway, I found a crack running eight feet along the basement wall. The sellers claimed it was "just settling," but I could fit my business card three inches into that gap. Professional repair? You're looking at $15,800 minimum.

What bothers me most is how many of these problems are preventable. I'll find gutters that haven't been cleaned in years, downspouts dumping water right against the foundation, and then everyone acts surprised when the basement floods. The grading around these homes gets worse every year as topsoil settles and homeowners add gardens without thinking about drainage.

Roofing is another nightmare I'm dealing with daily. These asphalt shingle roofs should last twenty-five years, but I'm seeing failures at fifteen. Poor ventilation, wrong installation, cheap materials. I climbed onto a roof on Friday and found three layers of shingles. Nobody bothered to strip the old ones before adding new. Guess what we found underneath? Rotted decking that'll cost $9,800 to replace properly.

The plumbing rough-ins from 2004 are starting to fail too. I'm finding pinhole leaks in copper lines that should be good for decades. Water quality here is hard, and these systems weren't designed to handle it long-term. When those lines go – and they will – you'll be looking at $11,200 to replumb the house.

In April 2026, a lot of these homes will hit that critical twenty-two year mark where everything starts breaking at once. Furnaces, water heaters, roofing, flooring – it all comes due together. I've watched families spend $35,000 in six months just keeping up with failures.

But here's the thing that really keeps me going after inspecting three or four homes every day – I can save you from this. When I catch these problems before you close, you've got leverage. Sellers can fix them, reduce the price, or you can walk away and find something better.

The Alliston market moves fast, with homes selling in varying timeframes, but don't let that pressure you into skipping proper inspection. I've seen too many buyers rush through this process and regret it for years.

I'm not trying to scare you away from buying in Alliston – I love this town and the families moving here. But I am trying to protect you from making an $800,000 mistake. Get your home inspected properly, ask the hard questions, and don't let anyone rush you through the biggest purchase of your life.

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