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325 views

How should I seal and insulate a crawlspace to mitigate radon and allow for storage in the space?

Background: I recently bought a house built in 1996. It has a 1480sq ft (approx) living area, which is the same as the crawl space size. The location is in the Kansas City metro area. The yard is ...
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0answers
27 views

Proper method to seal a heated crawl space

I have a heated crawlspace with a dirt floor. There are no vents, it is fully connected to the house, and currently has a pool liner and vapour barrier stretched over it, but it is not sealed. There ...
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0answers
88 views

How do I cleanly install speaker wire in a mobile home?

I have a decent amount of experience with all sorts of wiring in houses and offices. However all of my experience relates to buildings which have attics or dropped ceilings. I now am installing ...
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0answers
72 views

Suggestions/advice on vapor barrier product to use?

In the basement of my house (built in 1900) in NE Ohio...Half of the basement floor is finished, the other half is dirt floor covered by a few inches of crushed stone gravel. I had a mold issue, so ...
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0answers
211 views

Minor Crawlspace Excavation: Need permits/structural engineer?

Background: First house, built in the late 60s, bought in October 2014. Original house has crawlspace with combination cinder/concrete foundation. Master bedroom is an addition to the house with a ...
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0answers
137 views

How can I insulate a combo basement/crawspace?

I live in Louisville, Kentucky, so we have relatively cold winters (nighttime lows consistently below freezing) and relatively hot, humid summers (daytime highs consistently in the muggy 90s). My ...
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0answers
27 views

Can dryer venting into crawl space cause excessive moisture?

During the past year we have noticed some mold in bathroom and in bedroom closet. The bathroom is not vented so we feel this is the issue in bathroom. The closet mold has us puzzled. Inspecting ...
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0answers
36 views

How do you keep an LVL girder from rolling?

Quick background: I need to install a new main girder in the crawlspace under my house. The existing girder is of the homemade nailed-together 2x10 variety, and is beginning to twist, delaminate, and ...
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22 views

What type of insulation should I use for varying joist spans of 3-4ft?

I live in the #3 region in California, and am wondering what the most cost effective and functional DIY method for installing insulation under my floors. I have kneeling room crawl space under my ...
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0answers
83 views

Faced or unfaced insulation in floor above unconditioned crawlspace?

I'm insulating my floor. I live in a dry climate with cold winters and R-30 is recommended. I am insulating from below so cannot staple the facing paper. What is typical for this application? ...
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0answers
78 views

Super-Insulating a Crawlspace

I am getting ready to have a contractor insulate my crawlspace. The exterior facing walls of my crawlspace are about 2" above grade, with the remaining 2 ft 6 in - 2 ft 10 in below grade. One of the ...
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0answers
209 views

Can I use a vapor barrier paint instead of polyethylene sheets to encapsulate my crawlspace?

I was looking into "encapsulating" my crawlspace by some manner or other. From what I can tell the way to do this involves (primary) some thick poly (.15 or more) along the the soil and up the ...
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0answers
597 views

Should I spread lime in my crawlspace before laying moisture barrier?

The crawlspace is currently just earth. I'm going to be raking it, laying moisture barrier and then taping to seal. Should I spread lime onto the earth before laying the barrier?