Orillia’s position between Lake Simcoe and Lake Couchiching, right at the gateway to cottage country, means winters here tend to run colder and snowier than most of the GTA. That’s true for the city’s older core neighbourhoods and for the lake-adjacent homes that started as seasonal cottages before being converted for year-round living — a common pattern in this part of the province.
Why Converted Cottages Are a Recurring Issue
A home built or renovated as a seasonal cottage was rarely insulated with a full Ontario winter in mind. Even after conversion to year-round living, the attic insulation question often gets skipped, because everything else about the home — plumbing, heating, wiring — usually gets addressed first. That leaves exactly the layer that matters most for winter comfort as an afterthought.
Signs Worth Checking
- Icicles or ice buildup forming in the same roof sections every winter
- A home that started as a cottage and was later converted for full-time living
- Cold upstairs rooms despite the furnace running constantly
- Heating bills that feel high relative to the size of the home
Our attic insulation service page walks through what we look for, especially in homes that started life as something other than a full-time residence.
Book Before the Snow Arrives
Insulation demand climbs fast once winter sets in, and areas closer to the snowbelt — Orillia included — tend to see the effects of an under-insulated attic earlier in the season than areas further south. Booking a free inspection in late summer or early fall means getting any needed work done before the first real snowfall.
Depending on your situation, the Enbridge Home Renovation Savings program or the Canada Greener Homes Loan may apply. Our rebate page has general details, and we’ll confirm current eligibility directly rather than rely on a figure that might be out of date.
See reviews from homeowners across the Lake Simcoe and Couchiching area.
Book a free attic inspection with Pro Insulation Contracting, serving Orillia and the surrounding area.
📞 (416) 315-0471 | (800) 787-6152 ✉️ info@proinsulationcontracting.com 🕒 Mon–Fri 8AM–6PM, Sat 10AM–4PM

