How to Insulate an Attic

A woman installing a roll of insulation between ceiling joists.

In This Article: How to Insulate a Finished Attic How to Insulate an Unfinished Attic Whether your attic is finished or unfinished, this expert DIY guide will show you how to insulate it. Includes where insulation goes, the need for vapor barriers, and basic installation techniques. In an unfinished attic, the goal of insulation is […]

How to Insulate a Concrete Slab Floor

perimeter foundation and slab

An expert step-by-step guide about insulating a concrete slab floor, as well as how to prepare the insulated surface for finishing with floor materials. Have you converted your basement or garage to a recreation room or similar living space? If so, and its uninsulated concrete floor is ridiculously cold underfoot, consider insulating it. Insulating a […]

How to Install Insulation and Vapor Barriers in Crawlspaces

insulating crawl space and basement

In This Article: Insulating an Unventilated Crawlspace Insulating Crawlspace Walls Insulating a Ventilated Crawlspace If you are building a new house or having a major remodel done on your existing home, it will pay off in energy savings and increased comfort to have underfloor insulation installed. During the early phases of construction, the builder should […]

How to Insulate Existing Walls – Without Removing Drywall

blowing insulation

Step-by-step techniques that insulation pros use for blowing fiberglass or cellulose insulation into existing wall cavities Insulation in house exterior walls is one of the primary defenses against heat and energy loss. Unfortunately, however, builders didn’t insulate the walls of most homes built before the 1980s. So if your house was built before insulating walls […]