06/15/2026
Homeowners who upgrade crawl space, rim joist, and attic insulation in combination typically report reductions in monthly heating costs of 20% to 40%, depending on the home’s starting condition.
In many cases, the insulation pays for itself within a few years, after which the savings are ongoing.
There is also the less-quantifiable side of the equation: reduced moisture intrusion, improved indoor air quality, fewer drafts, and a home that simply feels more comfortable to live in.
Energy costs have climbed steadily in recent years, and for homeowners on Vancouver Island, the heating season stretches longer than many people expect. Even in a relatively mild coastal climate, homes without adequate insulation lose heat in ways that quietly inflate monthly utility bills, often wi...