If the crawl space is ventilated which is ideal because it aids in the elimination of moisture then fiberglass insulation can be easily installed under the subfloor between the floor joists.
Blow in insulation attic crawl space.
Handy homeowners can install blown in insulation in the attic.
However it is more complicated than other energy saving projects such as blowing loose fill insulation into an attic or even stapling on insulation behind drywall.
Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical.
It is important to secure insulation and cover it with a vapor barrier in order to prevent moisture and the mold that often follows close behind.
Insulating a dirt crawl space can reduce your heating bill and keep your home s floors warmer in winter.
Why you may need to remove and replace your attic insulation.
The thermal blanket that covers your entire house helps to hold cold air inside in the summer and prevent warm air from escaping in the winter and crawl space insulation is an essential part of that.
When this happens your energy bills increase.
The average cost of blown in insulation to achieve an r value of r 38 r 49 is 1 665 with most homeowners spending between 874 and 2 156 or 1 59 per square foot.
Over time attic insulation under performs because of a build up of dirt dust and or moisture.