Kingston Spray Foam Insulation
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There are no companies listed in South Frontenac itself yet; the 24 below are the closest options, from towns including Kingston (14, 33 km), Glenburnie (4, 19 km) and Sydenham (1, 14 km).
4 open 24/7 · 11 open weekends · 20 rated 4.5+ · 6 show a licence
Data verified October 16, 2026
The 24 companies listed for South Frontenac, ON handle furnaces and heat pumps in winter and the cooling side in summer. Profiles repeat what each firm publishes about hours, licensing and brands, with ratings and review quotes gathered from public reviews.

The 24 companies on this page are rated from 3.8 to 5.0 across 6,434 reviews; 13 have 50 or more reviews and 20 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (92%), responsiveness (79%) and punctuality (75%). The topics that come up most in reviews of the companies on this page are "price", "estimates" and "knowledge". 4 are open around the clock; 11 are open on Saturdays and 6 on Sundays. 6 show a licence on their websites. Domain records put 7 websites of the companies on this page at ten or more years old; the oldest dates from 1996. 6 offer financing; 13 give free estimates; 3 are family- or locally-owned and 7 list coupons or special offers. We have a website on file for 21 of the companies on this page; 17 publish a contact page; 13 list a public email and 1 takes bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Saturday or Sunday hours show up for 11 of the 24 companies on this page. Saturday is mostly repair work; installations land on weekdays, because supply houses and municipal inspectors keep weekday hours.
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