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Found 34 results for the keyword ‘Crawl Space’

  • HOW DO I INSULATE JOIST SPACES?

    The joist space is commonly insulated with fiberglass batts jammed up into the cavity. The header should have been well sealed with caulking first. (search keyword "sealing" for the title " WHERE SHOULD I SEAL AND HOW?") The batts should be covered with simple paper (an acceptable vapour barrie...
  • HOW DO I INSULATE CRAWL SPACES?

    First, decide whether you want your crawl space heated, warm, or cold. (search keyword "crawl space" for the title "BASEMENT: HEATED SPACE, WARMED SPACE, OR COLD SPACE?")Insulating under the floor is usually done by first stapling a plastic vapour barrier to the underside of the floor. This ...
  • CAN I USE MY CRAWL SPACE AS A HOT-AIR PLENUM?

    I always loved this idea -- heat the floor and distribute warm air throughout the ground floor at the same time. It is a practice that is legal under certain limited conditions, but the problem is that it dries out the wood in the floor space so much that, when a high-temperature furnace is ...
  • Warming a house over a cold damp crawl space.

    Tanya from Surrey, British Columbia has a very shallow, very wet, very cold crawl space under her house, and the heating bills show it. She has tried all the weather-stripping and caulking she can do up in the house. Now what to do about the crawl space?First, despite the fact that there is ...
  • West Coast crawl spaces and high humidity.

    Gills writes from South Surrey, B.C.:Problem: High humidity in a crawl space. What do you suggest to reduce this problem. Info: Rancher style home (single level), 1800 sq.ft. Crawl space: 6 ft. high, concrete floor No windows The only existing opening is a 6 inch pipe going out side.---------...
  • WHY PUT A MOISTURE BARRIER UNDER A HOUSE?

    An earthen crawl space or basement is a terrible source of humidity. The ground under the house, given most soil conditions, will continually feed water up to the surface -- where it will evaporate up into the house. Here vapour diffusion is important because there is nothing stopping this ...
  • MYTH: INSULATING HOT WATER LINES IN HEATED BASEMENTS WILL SAVE MONEY.

    Insulating hot water lines that run through a heated basement or crawl space sounds logical, but in fact it will same you little or no money. The infrequency of their use lets them cool off whether they are insulated or not, and the heat is converted to useful room heat anyway. The exception is ...
  • HOW DO I INSULATE A SHALLOW BASEMENT?

    A basement that has more than 50 per cent of its height sticking out of the ground is not really a basement. The walls should be treated as ordinary, above-ground walls. The foundations should be treated as slab-on-grade to avoid frost problems. Interior/exterior insulation combinations can be u...
  • Crawl Space Moisture Barriers

    Hi Jon and Crew... I am in the process of putting down vapour barrier in my crawl space (what a chore). Two questions: 1) Should I bring in sand or similar material to level out the dirt floor? It has heaves due to natural pitch of the land of up to three feet in various areas. I am thinking that...
  • Skirts on Mobile Homes & Frost Heaving

    Bruce from Thunder Bay writes: I own a mobile home that is 12' x 64' and I have to replace the skirting around the base and which product is best to use. You always talk about regular homes but not mobile homes and we need help too. In the area that I live in there is a very high water table and...