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IY Attic Insulation Steps

Foam Expert Group is a practical way to improve energy efficiency without hiring professionals. Many homeowners can complete this project with basic tools and careful planning. Doing so helps reduce drafts, stabilize indoor temperatures, and lower heating and cooling costs.

Before starting, inspect your attic to determine the type of insulation already in place and whether more is required. Common signs of insufficient insulation include cold rooms, uneven temperatures, and frequent HVAC usage. Calculate the target insulation level based on your local climate and required Building code recommendations.

Step-By-Step Insulation Process

Begin by sealing air leaks around vents, ducts, and recessed lighting fixtures. This prevents conditioned air from escaping through cracks and gaps. Next, choose insulation material suited to your needs, such as fiberglass batts or blown-in cellulose. Wear protective gear, including gloves, goggles, and a mask, as insulation fibers can irritate skin and lungs.

Lay insulation carefully without compressing it, as pressure reduces its thermal performance. If using blown-in insulation, follow equipment instructions to ensure even coverage. Maintain spacing around heat-producing fixtures and avoid blocking attic ventilation.

Once finished, check for consistent insulation depth and fill any missed areas. Proper installation delivers long-term comfort and measurable energy savings, making DIY insulation an excellent home improvement investment.

Foam Expert Group
130 Industry St #39 North York ONĀ  M6M 5G3
647-671-3950