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Do basement walls with metal framing and foam insulation require fireblocking and draftstopping?

Question: Do non-load bearing basement walls with metals framing and foam insulation (such as extruded polystyrene) in a single-family home require fireblocking and draftstopping? If so, what is the ...
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2answers
191 views

How do I know whether or not I've killed the mold?

I had some mold on the ceiling of my bathroom. I scraped it off with a sponge. The thick black mold has gone, but there are still fainter grey stains all over the ceiling which won't come off, even ...
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1answer
1k views

Do I need vapor barrier to insulate a cinder block garage?

Similar to How to properly insulate a garage? and Do I need a vapor barrier between the insulation and finish wall in a new garage? both of which do not have answers pertitent to my one particular ...
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1answer
116 views

Rapid changes in humidity levels in basement suite?

I live in the basement suite of a house in Vancouver. I've noticed something strange when running my dehumidifier in my bedroom: when I turn it on, the humidity is at 80%(!); after running for 30 ...
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96 views

Bathroom remodel

I am in the process of redoing my upstairs bathroom. I would like to tile the bathroom floor. I have a tile-redi shower pan for the shower floor. Q1: Do I need to put a moisture barrier over the wood ...
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84 views

Damp smell in basement

I have a gap between outside wall and pavement. Could this be the reason for damp smell in the cellar? If I poured bitumin down said gap, would this help prevent the dampness?
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1answer
504 views

Can you remove a tin roof and install insulation and re-attach the tin roof?

Hello from Hobart Tasmania. I have purchased 1930's weatherboard cottage with a tin roof. The roof is insulated in the main part of the house (i.e., in the attic) but the additions on the house are ...
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875 views

Can I repair the warping in this laminate flooring

So, this post is going to make me look like an idiot, but I'm okay with that. About 4 months ago, we bought 800 sq ft of laminate flooring (12mm w/backing). I stored the flooring in my garage, ...
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1answer
602 views

Can I use plastic as moisture barrier under fiber cement siding?

I want to attach fiber cement siding planks to furring strips over concrete wall. My understanding is that I need some moisture barrier to prevent water from getting to the wood. So can I staple 6mil ...
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0answers
20 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
49 views

Shed moisture barrier between floor joists and flooring

I have a pre-existing shed that is effectively sitting on the ground. About 2/3 of the base is crushed limestone and the last 1/3 is soil. I am replacing the 1/3 soil with additional crushed ...
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9k views

Should I install a moisture barrier behind drywall in house with T1-11 siding?

My home interior walls are thick redwood paneling in the bay area mountains. i'm about to start removing the wood in my second bedroom and want to install a moisture barrier on the 1 outside wall of ...
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123 views

How to prevent outdoor wall touching concrete fom getting moisture issues?

In my house the drywall is contact with the concrete. This is putting lot of moisture in the drywall and eventually it will start to rot. What is the best solution in this case to isolate the wall ...
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1answer
51 views

What is the importance of “breathable” home exteriors?

I have heard many people say that it's important for a building's exterior materials to be able to "breathe." In particular, materials like brick are desirable because of their breathe-ability, ...
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2answers
69 views

How to project basement level of humidity before building?

Assume I am considering buying a lot and building a house in it. Is it possible and how would I project what the humidity level will be in its basement? Say the basement is built using concrete ...
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2answers
117 views

How can I finish the gap above my door with Stucco?

I have about a 12" gap between the top of my new entry door and the door opening because the house is 100 y.o. and back then they used bigger doors or simply higher transoms. When I ordered the ...
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2answers
63 views

How can I remedy moisture intrusion from my concrete slab?

We bought a house a little over a year ago. The old carport had been converted into a den. It had musty, dirty carpet, so we ripped it out. A big problem we ran into is that we live in west Tennessee ...
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15 views

I have found a leak that only seems to be appearing on my particlewood floors where could it be coming from?

I have recently taken up the slate off the floor in my home. i have found a large amount of moisture on the particlewood floor that was underneath it. There is only water there when it rains and the ...
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1answer
44 views

Is it normal to notice underneath the plastic barrier in crawlspace drops of water?

A radon barrier was placed using 6mil polyethylene sheets and sealed with silicon in at the seams. However, I do notice in certain spots a couple of drops of water underneath the sheet. Is this ...
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0answers
32 views

How to control moisture in home?

I shifted to my new flat recently. I found that it's quite moist inside, due to new construction. Any one have any idea how I can control humidity inside? Not using any machines, but like Silica ...
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0answers
37 views

Drywall Type for Conditioned Basement

In my conditioned basement, should mold and moisture resistant drywall be used? I've read varying accounts, including use it everywhere, use it on the walls (but not ceiling), use it on the bottom row ...
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0answers
113 views

Insulation of Basement Block Wall and Framing

In finishing part of my basement, we've gone ahead and installed 3/4" rigid insulation (R-3.8 IIRC), and then 2x4 framing against the rigid insulation. Then, the small gaps with between the 2x4 ...
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77 views

Peeling veneer on door frames

We are looking for a new house and are interested in a certain property, except that we are concerned that the door frames throughout the upstairs have a substantial amount of peeling veneer. Does ...
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2answers
192 views

How do I insulate a strip foundation from below?

While building a strip foundation (a concrete wall starting several feet below ground) I have to insulate it from moisture because otherwise moisture will get into the foundation and into the ...
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22 views

Condensation on windows [duplicate]

Having lots of moisture on windows in mornings a few days after turning furnace on now that it's getting colder out this fall. But now one if the windows won't even open! What do I do? Thanks!
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458 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?