Insulation Installation

Read through step-by-step tutorials to help you prepare for any installation pertaining to your insulation.

How to Insulate Your Basement

From preparation to installation, here's a how to insulate your basement.

By Erin Mathews

This Old House general contractor Tom Silva explains the wide world of spray-foam insulation.

Learn how to beef up your wall's weather protection in 4 easy steps.

Ask This Old House general contractor Tom Silva discusses the options for insulation with host Kevin O’Connor

Tom Silva shows you how to keep cold air from coming through windows and doors.

Can you blow insulation over existing insulation? How much is enough? We answer these questions and more.