Learn about the materials, methods, and costs of blown-in insulation, which can keep your home comfortable and your utility bills low.

To install the insulation, blow the cellulose in up to the level of your floor joists. Cellulose is made from recycled newspapers and is treated with boron, a natural pest repellent and fire ...

Expert tips on installing blanket, loose-fill, sheet and blown-fibre insulation in your loft, and whether or not you can fit each type yourself.

Find out more about the different types of loft insulation, their pros and cons, and how to install them.