For questions generally relating to habitable spaces in a home below ground level, and to foundation types that include a space of this type.

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1answer
282 views

Sump Pump Recommendations

I have an outdoor sump pit in front of my basement door to prevent water coming in during strong rain storms. In the pit is a 5 gallon bucket with a 1/4 hp automatic pump. Here's more information on ...
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3answers
133 views

Will removing the insulation from an unfinished basement cause it to be a lot colder?

We live in upstate NY and the house has an unfinished basement. It's waterproofed with cinder block walls and a concrete floor. There is no framing, no drywall. However someone put up this hanging ...
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2answers
593 views

Should I continue my basement subfloor under the stairs?

As part of finishing my basement I'll need to rebuild these stairs to account for the higher floor level. The back of this stair case is currently open to the lower basement, but that will be getting ...
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2answers
2k views

Is a raised floor viable and safe in a basement bathroom?

A contractor wants to build a raised floor for my bathroom basement that he is building for me instead of breaking the concrete. The plumbing would be underneath the floor. Is this a viable and safe ...
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1answer
190 views

Why is there a sewer gas smell coming from my door jamb?

I am at the tail end of tiling my basement floor and undercut the existing trim on the bathroom door. I started noticing a sewage smell and pinpointed it as being strongest at this point. This is ...
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2answers
852 views

How should I insulate this basement wall?

I've been doing a lot of reading. I live in Maryland, not particularly cold. We have an 8 foot ceiling in the basement which is poured concrete built in 1973. Only about a foot is above grade. I've ...
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1answer
94 views

Electric floor heat in basement without tile

I'm planning on putting electric floor heat in a daylight basement room which has a concrete pad. However, we don't like tile, so we'd like to use something else--preferably something that looks like ...
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3answers
3k views

How can I fix a small slightly damp area in my basement wall?

I am in the process of converting a bedroom in our walkout basement, into an office. Back in 1999, the previous owner had finished the basement. The basement foundation walls are hollow cinder ...
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3answers
6k views

What is a good solution for hiding insulation in an unfinished basement?

First off, let me note that I am a tenant in this house. My landlord lets me do small improvements, but I'm not going to finish the basement with drywall myself. Basically, we have an unfinished ...
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2answers
1k views

Is occasional puddling of water in an unfinished basement a problem that needs to be addressed?

In a early 20th century New England home of wood frame construction and foundation of fieldstone and brick with some CMU, we get some puddling of water in a few areas of the unfinished basement floor ...
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5answers
12k views

How do I paint a basement ceiling and heating pipes?

What is the best way to paint a basement ceiling? Can I paint the copper baseboard heating pipes? Do I have to use special paint?
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1answer
92 views

Should I use traditional 2x4 framing or 1x3 grid framing for a New England basement remodel?

I'm trying to decide which framing method to go with for a particular room while finishing a basement. I live in New England and I already have 2" foam board glued to the concrete using the correct ...
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1answer
121 views

Can I use 1“ XPS and fiberglass batts instead of 2” XPS insulation in my basement?

I have read multiple sources on the internet suggesting use of 2" XPS foam boards to insulate basement foundation and then building a 2x4 wall in front of it. 2" foam board is very expensive when ...
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2answers
1k views

Do I need a vapor barrier in an exterior basement wall if I use purple drywall?

I purchased some purple drywall (mold and moisture resistant)for installing in a finished basement bedroom. One wall is an exterior wall. Do I need to install a vapor barrier between the drywall and ...
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4answers
316 views

How do I mount this pullup bar?

I bought this pull up bar that is designed to go into studs that are 16" apart Ultimate Body Press My basement walls are only framed out so I can see all of the studs. I started to mount it and ...
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2answers
215 views

How can I insulate behind pipes that are close to a foundation wall?

Reading around, it seems like most people suggest to put up XPS insulation when finishing a basement. That's great and all, but how do you put 2" of rigid foam behind pipes that already exist in the ...
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1answer
125 views

How can I reduce the humidity level in my basement?

I have an unfinished basement in my 1040 square foot ranch house. I just bought an energy star 30 pint dehumidifier to replace an old one that came with the house 1 year ago (I set it on the "driest" ...
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2answers
397 views

How do I install fire blocking while finishing a basement?

In Colorado, the building code asks for a fire block when finishing a basement. I know this goes against the out walls (foundation). I've seen 2x4 and OSB used: which is better? And how does the OSB ...
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2answers
1k views

Do stairs need to be the same height after landing?

I have set of stairs that leads from the main floor to the basement. A little over half way down there is a landing (typical L-shape). I'm looking to put in an insulated subfloor in my basement, ...
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3answers
431 views

Do I need an egress window in a basement room not used as a bedroom?

Do I need an egress window in a basement family room when the basement has two viable exits? There are garage doors on one end and an exterior person door leading to exterior stairs on the other.
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2answers
313 views

Easy way to seal an old plumbing vent

I plan on buying a house but it has this cleanout and old vent for the plumbing in the basement. Whoever renovated the basement disconnected the vent and just let air flow into the basement. Is ...
2
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1answer
169 views

Water leaching up through basement floor

We just bought an older home that had new perimeter drainage system installed and a new sump pump installed that drains outside. The old sump was closed off and now there is signs of water leaching up ...
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1answer
403 views

How should I finish around this hole in my slab?

This hole in my basement has a roughed-in drain pipe for a bathtub (can't really see it, but I've verified it's there): As you can see, it's about 12"x16". As I prepare to finish the basement, I'm ...
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2answers
5k views

Should I add batt insulation to concrete basement walls?

We're planning how to finish our basement, and haven't been able to figure out something related to insulation. The home's in Minnesota, and was built in 2008. XPS insulation (installed by the ...
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2answers
4k views

How can I prepare this concrete floor for tile?

I'm looking to replace an old carpet in my finished basement with tile. I've removed the carpet and found a surface with some peeling paint, which I've read needs to be removed since the thinset for ...
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1answer
419 views

What should I do to this basement closet so I can put clothes in it?

We bought a house that had a closet along part of the basement wall. it has the water meter in it and on outside wall also. we carpeted the basement along with the closet. the closet has drywall in ...
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2answers
131 views

Is a combined AC/Dehumidifer unit more efficient than separate units?

I've just moved into a "basement-ish" apartment; the actual ground level is about at my waist. It's a bit mustier than I'd hoped, and not as cool as I'd like during these closing days of Summer. I'm ...
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1answer
30 views

Sump pit filling very quickly from inlet pipes

In October, I bought a large home with a sump pit in the basement. The previous owners had a sump pump but left it shut off (unplugged). I bought the house three months before moving in, so the pump ...
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2answers
107 views

Drain clogged by grout

The contractor I hired to tile my basement bathroom dumped a bunch if grout sand down the drain. it is clogged solid now that the plumbers came back to do their water test. we have been trying to get ...
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2answers
264 views

Vapor and moisture barrier for “above ground” basement

I'm finishing the basement of my home in New Jersey, and I'm a bit confused about the general guidance for basement moisture and vapor barriers. My "basement" is built from concrete block. However, ...
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1answer
156 views

Is rigid foam on rim board in basement worth doing if walls aren't insulated?

We bought an older home that we use more as an office. The basement is totally uninsulated including the rim joists. Last winter, it got really cold down there to the point that the floors upstairs ...
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1answer
107 views

Is there a recommended distance between fasteners on sole plates?

We've just started installing pressure treated 2x4s as sole plates in our 5 year old basement. We drove 3 nails into each 8' plate, one at each end (around 3 or 4 inches in) and one somewhere at the ...
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2answers
178 views

How can I meet the height requirements for a door in a basement with a low ceiling?

To meet code we need a minimum 6'6" clearance through all doors. The ceiling height in most of the basement is 6'8", but the clearance through the exterior door is much less than that. On the inside ...
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1answer
334 views

Subfloors and stairs

It seems to me that many people put subfloors in their basements (and other floors), but what do they do when it comes to the existing stairs? I'm code says that you can't have more than 3/8" ...
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1answer
76 views

How to tell if carpet is destroyed after a flood?

The other day ago a water line going to an exterior faucet exploded in the wall and flooded my finished basement. The water level was around 1"-2" high and we imagine the water was running for ...
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3answers
1k views

What Material for Basement Walls?

I have a basement that's pretty big and has wood paneling all around. My wife and I hate the paneling since it's dark and has grooves spaced throughout it as part of the texture. So naturally we're ...
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1answer
1k views

Seal basement floor before tiling

My basement is prone to getting water in it after big rains. I know that we definitely have a leak in the wall on one side of the basement so we're having a contractor come in and demo the whole ...
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1answer
99 views

what impact tools are needed for subfloor in the basement?

I would like to know if there are any impact tools that I need to make the subfloor permanent or stable to avoid sound later. I don't want to use DRIcore for this matter.
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2answers
2k views

Should I be concerned with my back flow valve pit filling with water?

I have never had foundation or ground water problems in my basement but I did have a sewar problem and as part of a recent replacment of that, I had a back flow valve installed that looks like this: ...
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1answer
250 views

Can I use 2-1/2“ metal studs to hang 1/2” drywall?

I am in the process of remodeling my basement, & it's ready for studs; the basement is small, so to maximize as much space as possible I was thinking of using 2-1/2" metal studs opposed to the ...
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1answer
427 views

How can I install an interior cat door to the basement and not have it kill me? (from increased radon)

I recently purchased and moved into a new house with an unfinished basement under part of house and crawl space under the rest. We have 2 indoor cats and I would prefer that their litter box be in ...
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2answers
4k views

How to properly close a chimney hole in the basement

I recently removed the old unused wood stove in my basement. I now want to properly condemn the chimney. I found this question which answers what to do with the chimney outside, but I am still unsure ...
2
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1answer
118 views

How to find where crickets are entering?

We occasionally find crickets in our mostly unfinished basement. We don't often open the windows down there and we haven't noticed any unusual drafts. We don't have any dryer vents there. There are ...
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1answer
1k views

Are there any risks in removing these steel basement window frames?

I am planning to replacement my basement windows (see this related question) and was planning to remove both the glass and frame. A window vendor advised me not do this claiming that the steel frame ...
2
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1answer
308 views

Is this hole at the corner of the foundation major issue?

I am in the process of purchasing a home. I found the perfect home but of course, I found water stains in the basement walls (mostly close to the floor). I also noticed a small hole at the corner of ...
2
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1answer
780 views

How can I clean and paint my basement floor?

The basement in my house I just purchased has remnants of paint on one half of the basement that is separated by a wall. The remaining paint is stuck down really well and I would like to paint over ...
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1answer
52 views

Do I leave this insulation up?

I am researching how to finish one room in my basement, and not sure what to do with what I think is vapor barrier or wall wrap insulation. Its only on two of the four walls which I assume is because ...
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2answers
35 views

What should I do about an above grade cinder block basement wall that is wet?

Above grade cinder block basement wall is wet. It's right at the ground level. On same wall the below grade isn't wet. i think it's b/c not much sun on that side of the house as other. what to do? ...
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3answers
101 views

What should I do about water filling the excavation for a house's foundation?

I live in Duluth, Minnesota. As stated, I am putting a new foundation on my house. When the contractor was excavating, they hit water. They are constantly pumping this water out. I now have 2 new ...
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1answer
195 views

Can I install Delta-FL in only part of a basement?

I've been looking at finishing my basement and am leaning towards using 7/16" OSB over Delta-FL for the subfloor. I was also considering leaving some areas as bare cement (laundry room, utility room, ...