How to Install Insulation in a Crawl Space

Here's a great video by REenergizeCO - a home energy audit company.  The video explains how to install insulation in your crawl space.  They install a vapor barrier and R-19 vinyl wall insulation in a Denver home. 

Buying the Right Batt Insulation

Buying the right insulation helps you save big time in the future!

Fiberglass insulation has a reputation for being itchy and irritating but its benefits are in the installation process and price that can't be beat. You can buy it at any home improvement store like Home Depot or Lowes.  The hardest part about Batt insulation is choosing the right type for your project.  Fiberglass insulation varies in size, thickness and length but also in efficiency, type of vapor barrier and potential for skin irritation.  The following steps who you how to sort through the many types of fiberglass insulation and choose the one that works best for you. Once you decide, call lumberyards and home centers to locate the product. And check for substitutes in case you can't find the type with the exact features you need.

Step 1.) Find batts that completely fill the joist, rafter or stud space. The batts come in various sizes; 8, 15, and 23 inch widths.  Make sure to use the 15 inch for 16 inch studs and 23 inch for 24 inch studs. Fiberglass insulation comes in 3.5 and 6 inch thickness for walls and 8, 10 and 12 inch thickness for attics. You can buy batts in different lengths too.  If you are insulating a wall, you can find precut batts to fit the right height of your walls.