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Should I encapsulate my crawl space?

Yes, bringing the crawl space into the conditioned space is generally recommended as a way to prevent crawlspace moisture problems (I assume this is what you mean by encapsulate). … This means: sealing vents to the exterior sealing the dirt floor with polyethylene sheeting (at least 6 mil), or concrete creating vents between the living space and the crawlspace (ideally supply air …
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2 votes

What is the downside to installing faced fiberglass insulation in a dirt floor crawlspace vs...

"When fiberglass batts are installed in the ceiling of a crawlspace, gravity always wins in the end" source Faced or unfaced, it is almost always a bad idea to insulate the floor above a crawlspace, especially … Insulate the crawlspace walls and seal the vents instead. The one exception is if you are in a flood zone. …
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1 vote

Is it okay to put a heat pump water heater in a crawl space?

Volume - I'm not sure what the overall volume of your crawlspace is, but the GeoSpring installation Guide says: … If your crawlspace temperature gets below 45F because of the heat pump or just because it is cold outside, the unit will operate at a much lower efficiency. …
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0 votes

Vented vs unvented crawl space

It will also result in better comfort (ducts will do a better job of delivering conditioned air) and protection from moisture than having them in a vented crawlspace. … You already have insulation at the crawlspace walls. If you add vents, it defeats the purpose of that insulation. It is much more difficult to insulate the crawlspace ceiling successfully. …
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