The commonplace procedure is to insulate the ceilings of unheated crawlspaces and the partitions of heated crawlspaces. To scale back moisture migration if there’s no slab, a 6-mil polyethylene vapor barrier should be laid on the bottom in each instances. At least 1 sq. foot of air flow must be installed for each 1,500 sq. feet of ground area. For extra data, see How to Install a Vapor Barrier in a Crawl Space. There are regional variations and various codes and interpretations for insulating crawlspaces and attics.
Finally, should you live in a scorching or heat climate, consider installing aradiant barrierin your attic rafters to cut back summer season heat gain. A properly insulated basement can save you money on heating and provide a dry, snug living area.
The finest way to keep away from this problem is to install cheap air chutes to maintain the area open. The ceilings in our upstairs rooms are slanted on the wall, we have fairly excessive ceilings, about 10 ft. What this implies is that so as to insulate the slanted part of the ceiling, wed have to do it from throughout the bedroooms. Ive drawn a pathetic illustration of this, where the pink indicates this section of insulation. We have some rock wool insulation within the attic at the moment, but I dont know the way nicely it works, the wind whistles by way of the attic old house, no membrane under the Twenties roof tiles.
In most instances, a basement with … Read More