Have you ever taken a peek inside your crawlspace? It’s okay, lots of people haven’t. Maybe they’re the smart ones. At least, they’re the happy ones—ignorance is bliss, right? After all, if you never look in your crawl, you never have to think about: Live Animals That isn’t the name Read more »
There are three main reasons that your floor might be cold. Not enough insulation.DraftsNot enough heat. To solve the problem, you'll need to find out which of the three things is the problem (or maybe it's all three). Start by taking a look under the home at the insulation levels. Read more »
Insulation levels in a home heated by natural gas. From the top down: R38 in the peak attic, R13 in the 2x4 kneewalls, R38 in the kneewall flats, R-13 in the the 2x4 walls, R30 in the 2x10 floor. Sketched by Kyle, a great employee and artist. The ideal amount Read more »
The traditional approach to crawlspaces is to leave them outside of the building envelope by insulating the floor between the house and crawlspace. Enclosing a crawlspace is an alternative approach. Exposure rated rigid foam and spray foam are used to seal and insulate all foundation walls and rim joist Read more »
A cold floor in a room over a garage is a common complaint. Often, the walls are insulated, the attic is insulated, and the ductwork is in good condition to the room. Here is the culprit ... This view is looking at the insulation in the floor of the room Read more »
Sounds counter intuitive, but if you want to dry out your crawl the best time to ventilate is during the coldest days of winter. Why? Warm air holds more water than cold air.In the winter, the air in the crawl will be warmer than the air outside. Substances move from areas Read more »
My friend with the whiskers would like to say "Hi!" He is a prime example of misaligning the pressure and thermal boundary. In any heated space, the boundary that holds the warm air inside of your home (pressure boundary) should be touching, and on the warm side of, your insulation Read more »