Three-season cottage or year-round home, Bestway insulates Port Severn properties to handle real cold and lake-effect snow.
Bestway has spent 10+ years sealing and insulating Port Severn properties for comfort and lower bills.
Every job comes with up-front per-square-foot pricing, WSIB-insured crews, and help claiming your Ontario rebate.
Foam that insulates and air-seals in one step, for warmer, drier rooms.
Learn moreQuick, even blown-in coverage that brings older attics up to code.
Learn moreThe highest-ROI upgrade — sealed, baffled and topped up to R-60.
Learn moreMoisture-resistant foam that ends cold-floor and condensation problems.
Learn moreSafe removal and a fresh R-60 reset after leaks or pests.
Learn moreEngineered foam and batt systems for commercial and multi-unit buildings.
Learn moreMuskoka cottages around Port Severn were often built for summer, not -25°C January nights. Closed-cell foam and an R-60 attic make them truly four-season.
For a Port Severn cottage or home, a sealed envelope and R-60 attic can cut heating costs $600–$1,000+ a year and end frozen-pipe worries.
Tell us about your Port Severn home and the problem you're seeing — you get a clear ballpark and an on-site visit is booked.
We measure, check your current R-value, and confirm a firm price plus your rebate eligibility.
Our WSIB-insured crew installs clean and fast — most Port Severn attics are done in a single day.
We file your Ontario rebate paperwork and register your 10-year workmanship warranty.
Honest pricing, rebate help, and a 10-year warranty. Tell us about your project and we'll get back within 24 hours.