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Why Cellulose Insulation is A Smart Choice for Ontario Homes

  • Writer: Robert Green
    Robert Green
  • Jun 17
  • 2 min read

What is Cellulose Insulation? Cellulose insulation is a loose-fill, eco-friendly material made from 85% recycled newspaper treated with natural fire retardants. At Eco-Therma, we use Igloo Cellulose™—a high-quality, biosourced product engineered for superior thermal and acoustic performance.

Cellulose can be installed in attics, walls, ceilings, and floors using methods like blown-in, dense-pack, and stabilized spray. It offers a tighter fit than fiberglass, effectively sealing cracks and reducing air leakage.


Key Benefits of Cellulose Insulation

1. Superior Thermal Performance

Cellulose has an R-value of approximately 3.8 per inch and a phase-shift delay of up to 10 hours, meaning it keeps your home cooler in the summer and warmer in the winter. Compared to fiberglass, it performs better in real-life conditions.


2. Acoustic Comfort

The dense fiber structure absorbs airborne sounds, making cellulose ideal for homes near busy streets or noisy neighborhoods in the GTA.


3. Moisture Regulation & Mold Resistance

Cellulose is hygroscopic—it can absorb and release moisture without promoting mold. This helps regulate humidity and maintain a healthier indoor environment.


4. Eco-Friendly & SafeMade from recycled materials and requiring low energy to manufacture, Igloo Cellulose is GREENGUARD Gold certified. Borate treatments also provide natural fire, mold, and pest resistance.


5. Long-Lasting & Gap-Free

Cellulose naturally conforms to irregular spaces around pipes and wires, reducing drafts and thermal bridging. It resists settling when installed correctly and has a life expectancy of over 75 years.


Where is Cellulose Best Installed?

Area

Method

Benefit

Attics

Blown-in

Reduces summer heat gain, winter heat loss

Walls

Dense-pack

Tight air seal and noise reduction

Ceilings & Floors

Dense or blown-in

Enhanced comfort and sound insulation

Sloped Roofs

Stabilized spray

No sagging, ideal for vaulted ceilings


Eco-Therma’s Expert Installation Process

  1. Assessment: Free on-site evaluation and rebate guidance.

  2. Air Sealing: Pre-insulation prep to eliminate drafts.

  3. Installation: Customized application method per area.

  4. Inspection: Post-installation checks and density validation.

  5. Follow-Up: Long-term performance support and homeowner education.


Common Concerns Addressed

  • Dust During Installation: We use containment strategies to minimize disruption.

  • Settling: Our dense-pack methods ensure long-term stability.

  • Weight: Safe for attics when applied within code; structural assessments are included.


Why Choose Eco-Therma?

  • Local expertise in Ontario’s climate challenges

  • Fully certified and trained installation team

  • Transparent, customer-first process

  • Access to rebate programs


Ready to Upgrade Your Insulation? Call Eco-Therma today to schedule your free cellulose insulation assessment. Whether you're in Toronto, Mississauga, GTA and beyond, we bring expert energy solutions to your doorstep.


Contact Us 1-866-993-2080 To Get a Free Estimate

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