Questions tagged [crawlspace]

239 questions
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1 answer

What are the disadvantages of having electrical conduit penetrate my foundation below-grade?

I'm having an electrician wire a lamppost in the backyard. His initial proposal was to do something like this picture shows: (The diagram is from this article.) The conduit's rise from the ground and entry to the house would be in a prominent place…
ArgentoSapiens
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Wiring a reliable temperature switched outlet

I have an electrical wiring question. Background: I'm building my house by contracting out the daunting parts. Through a lack of good communication with the plumber, my plumber ran most of my PEX pipes through the crawlspace under my house instead…
Patrick
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Mold remediation in crawlspace

Just bought a 25 year old home that has improperly installed insulation in the crawlspace. The insulation is fiberglass rolls with a paper backing, and is installed with the paper facing down, toward the ground. When the home inspector and I…
Eli Heady
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How can I remove mice from my house?

I live in a townhome which is a 2nd and 3rd floor unit. On the 3rd floor is a closet with a crawlspace entrance which is the attic. There are definitely mice running around in there. I tried to setup mouse traps to catch them near the entrance, but…
Ant
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What protection is needed to access the crawlspace under the house?

We have a crawlspace about 2 feet tall under the house. (Scary!) Looks like it has a black plastic barrier on the ground (which I believe is just dirt). How should one dress to crawl under there, and what precautions are necessary. I'm talking about…
Patrick Moloney
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What are the pros and cons of a vented vs unvented crawl space?

I find it very confusing to read and hear conflicting advice on crawl space: vent vs air seal, different ways to do insulation, vapor barriers vs not, etc. Mine currently has some moisture and has a 6" square hole in the exterior wall and 2 large…
Peter Q
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8
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GFCI tripping on overload?

We called out the contractor who did our crawlspace encapsulation because the GFCI receptacle that serves the crawlspace loads (dehumidifier, sump pump, and two humidistat controlled fans) trips occasionally - I think this happens during the rainy…
dlu
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Is moisture a concern with solid hardwood flooring over a crawl space?

I recently purchased around 600 sq feet of 3 1/4 inch solid hickory from Bruce, which I'm installing over a crawl space. I put down a 6 mil vapor barrier in the crawl space. I'm measuring the moisture level of my plywood subfloor as the wood has…
Andrew H.
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Fastest way to dry a vented dirt crawl space (no vapor barrier) in California (Bay Area)

I read so many contradicting things online: Some recommend dehumidiers (if so, which?), some advice against. Some recommend fans (which, how many, how/where to install?), some advice against. Some advice so seal the vents, some advice against. And…
divB
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How can I get rid of fleas in my crawlspace forever?

I have lived in my house since 2007. I have a large crawlspace (dirt floor, ranging in height) where I have a nice woodworking shop. In 2011 the shop became infested with fleas, but not the upstairs. Two rounds of flea bombs got rid of them but…
Steve French
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Tree stump in crawlspace surrounded by boards and covered in concrete?

I had a home inspection done today and the inspector told me this was a first: In the crawlspace there was a large box filled with concrete. It looks like this: Image source The builder was there at the end and he said they were not able to grind…
JoshGough
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Insulating ducts in a crawlspace

Consider a source duct from the furnace/AC. The ducts run in a vented crawlspace. The floors atop the crawlspace are a mix of hardwood and kitchen vinyl. The symptoms are: the longer run vents aren't blowing as hot as the short run vents. They've…
p.campbell
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How do I insulate the ceiling in my crawlspace?

I'm desperately looking for some advice on how to properly insulate the crawl space. I live in eastern Massachusetts where it has recently been in the teens and 20s for low temps in winter. I have a large crawl space under my kitchen and 3 season…
MrsPowerTool
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What is the minimum height to a crawl space, and where did you get that information?

I am working with a customer and it was a great question. I was trying to find the exact answer.
Tom
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Sump with no pump!

A rainy month and water in the crawlspace: It's was an unusually wet April where I live. I went into my crawlspace last week to change the filter on the A/C and found water. The crawlspace is surrounded by concrete walls. I should point out that…
Pace
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