Fiberglass: usually found in rolls or batts and is made from fine glass fibers.
Cellulose: made from recycled newspapers and treated with fire retardants.
Spray foam: applied as a liquid and expands to fill gaps and cracks.
Rigid foam: typically made from polystyrene or polyurethane and is used for insulating walls, foundations and roofs.
Earthwool (engineered glasswool) Batts, as its certified, long lasting, environmentally friendly, sustainable, and cost effective.
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