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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2
votes
1answer
84 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.
0
votes
0answers
199 views

What kind of subfloor do most people use these days?

I've been reading tons on how to do a subfloor for my basement and I don't seem to be getting any closer to an answer. So far it looks like there are 4 ways to do this: (I'm stealing a good part of ...
3
votes
1answer
177 views

What is this material on my interior foundation walls?

I have a poured concrete foundation. A portion of my basement is unfinished. It looks like a white plaster has been sprayed onto the foundation wall inside my house: I suspect spraying as there are ...
8
votes
1answer
247 views

Mortar (or something) falling out of basement brick wall

In my basement, there is a powdery, bright white substance between some of the bricks. It looks like it was something applied on top of the mortar joint. I scraped a couple places where it was falling ...
6
votes
3answers
4k views

How to finish room with protruding concrete ledge/foundation?

I am finishing a basement room and have a concrete ledge which is part of the foundation. It protrudes into the room about 2.5 inches and is about 6 inches high. This ledge is the result of a ...
6
votes
3answers
3k views

How should I insulate my basement?

My basement is CMU blocks and concrete floor. I had water issues, so I waterproofed it with an interior french drain, drainboard at the edge and a sump pump. This wouldn't take care of dampness so I ...
3
votes
3answers
184 views

How should I remove a raised concrete pad on my basement floor?

I have a raised square of concrete, about 42" by 42" by 6" in my basement. Its probably an "equipment pad" of some sort, not sure what it was originally for, but it is inconveniently placed. Its ...
4
votes
4answers
168 views

Would insulating a basement prevent it from passively cooling the house in the summer?

I have an unfinished basement in Upstate NY in a large old house that helps in keeping the house cool in the summer. Would insulating it limit the cooling effect in summer?
2
votes
1answer
77 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 ...
1
vote
1answer
192 views

In this plumbing code illustration, what are the meanings of “SH” “WC” “BT” “LAV”, etc?

The image below, taken from this plumbing code page, has an "SH" going to the middle pipe with the trap in it. Does anyone know what the "SH" stands for, or the "BT" and "WC" ones for that matter? ...
1
vote
4answers
186 views

What does wire loops on the wall for?

I bought a house recently, and there are wires in the walls under stucco. But in basement these wires are go out as a loops not far from the ceil. What are they for? Are they for lamps? If yes, then ...
10
votes
5answers
10k views

Safe way to close gaps around copper pipes?

I have baseboard heaters in my main living space. I can't see for sure without taking the covers off (which I haven't done yet) but it appears 2 copper pips come up from the basement (through the ...
1
vote
6answers
2k views

What can I use to build temporary walls in an unfinished basement?

We have an unfinished basement in central Minnesota. The home was built in 2008, and the builder thought it fit to include XPS insulation covering all of the vertical concrete foundation. So far so ...
0
votes
0answers
173 views

What should I do about the insulation in my basement?

So in my basement I have insulation that was put up by the builder. My first question is what is this type of insulation called? The second question I have pertains to finishing the basement. I ...
1
vote
3answers
5k views

How can I install ceramic tile over vinyl tile?

I'm trying to install ceramic tile in a friend's bathroom, appox. 45 sq ft. The current floor in the bathroom is vinyl squares over the base cement. There is no subfloor or anything like that. The ...
0
votes
1answer
380 views

What are the benefits of purple drywall?

I am about to drywall a basement. Go purple? Can purple be used around showers? Are there any additional costs or install problems with the purple drywall? Does it require any extra steps? Why ...
6
votes
2answers
2k views

Was this basement window installed properly?

Here's a few photos of a window that I installed last year. I used the mixed knowledge of a few different online articles and did it to my best ability, but I'm kinda worried that it may have been ...
1
vote
3answers
304 views

Question about my sewer stack situation

I just purchased my first home with limited knowledge on many things. At one point my house was outside city limits (using a well and septic) and has since been annexed into the city and brought onto ...
2
votes
1answer
140 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, ...
17
votes
1answer
3k views

Are cracks in a newly poured concrete basement floor a problem?

I'm having a new home built and found a large crack in the newly poured concrete basement floor and wanted to see if it's something I should be concerned about. The floor was poured sometime in the ...
2
votes
3answers
269 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 ...
5
votes
2answers
270 views

What should I do with insulation in basement ceiling?

I am fixing up my basement, and to make it seem bigger- we decided to remove the drop ceiling and are going to have the exposed ceiling and duct work sprayed black. There is some insulation around ...
13
votes
4answers
67k views

What humidity should I set my dehumidifier to?

I just bought a 50 pint dehumidifier for my basement. What humidity level should I aim for? This time of year the outside humidity is very high (over 80%) and we do not have central air. Right now ...
4
votes
3answers
4k views

Should I use Tyvek or tar paper on basement walls?

We are going to be redoing our basement which was done in the 60's and very cold. We have been told to apply Tyvek or tar paper to the walls, stud, then vapour barrier and drywall. We plan on using ...
1
vote
1answer
441 views

Basement bathroom rough-in with backwater valve question

I ended up contacted the plumbing company that did my basement rough-in. This is what they said: Drain and vent for basement sink Toilet rough-in Backwater Valve Tub Drain So I guess my new ...
1
vote
0answers
103 views

Click vinyl on basement floor with drain

I have a basement with a grade leading to a drain in the floor. The previous owner added a wall over the drain and put self-levelling cement on one side of the wall, over top of existing linoleum ...
3
votes
1answer
4k views

Renovating interior stone basement walls

We have a 100 year old house, and I would like to finish the basement but leave the stone walls exposed. I believe the stone can look great, but the mortar needs some work, and I am mostly focused on ...
3
votes
1answer
120 views

Why does the exhaust in my basement bathroom drip condensation in warm weather?

The exhaust in my basement bathroom drips condensation in warm weather, and the drop ceiling tile gets mildewed. I did not use insulated ducting to the outside. Should I wrap insulation around it ...
5
votes
3answers
2k views

Do I need more than just Drylok to insulate concrete basement walls before framing out some walls?

I have a large unfinished basement. Concrete blocks walls. French drain. All but the top 18 inches or so are underground. It's got great potential to be finished (9 foot ceilings). The basement has ...
5
votes
2answers
337 views

How to deal with inadequate drainage of my walk-up basement?

(Please correct me if any of my terminology is inaccurate!) I have a "den" which is a finished walk-up basement (half-above ground, half below ground). The den floor has vents, and when I look under ...
3
votes
2answers
435 views

Can I put tile in my basement over Ditra and existing mastic?

My basement has been prone to getting water for many years before I bought the house. We're having the basement walls repaired (excavated outside) & sealed. So this problem should go away. The ...
5
votes
1answer
7k views

How can I properly vent a basement toilet & shower using an AAV?

When we bought our house the plumbing drains for a basement bathroom were roughed in but they did not install any vent lines for them. We have the first floor plumbing draining into the main stack ...
2
votes
1answer
410 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 ...
1
vote
0answers
120 views

Washer tripping gfi outlet

I've been living in my house for almost two years and my washer and dryer have been working fine. I have a maytag Neptune washer and dryer, just the other day I took a packet of tide washing machine ...
4
votes
2answers
250 views

How do we repair vapour barrier after a flood?

We recently had a flood in our basement which was completely finished. We have two bedrooms down there which is why I want to make sure it is fixed properly. When the restoration company came in to ...
8
votes
1answer
539 views

Can I use Romex in an unfinished basement or attic?

I am asking in reference to articles 382.2 & 382.12 in the 2008 edition of NFPA-70. The following definition appears to me to be describing Romex (NM-type) cabling: **382.2 Definitions** ...
2
votes
2answers
204 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 ...
4
votes
2answers
3k views

What to do first in a basement? Dricore then frame on top? Or frame and then lay dricore?

My thinking is to use blue wood with a plastic barrier underneath, and then lay dricore up to the finished walls. However, the dricore instructions say that framing should be on top of the sub-floor. ...
2
votes
1answer
102 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 ...
1
vote
1answer
498 views

How can I stop this water from entering my basement?

I have water issues in my basement - as you can see, it comes in via some cracks between my basement floor and the concrete pads that the washer/dryer sit on. I am working on fixing the problem ...
3
votes
1answer
174 views

Remodel Recessed Lighting in New Basement?

I am finishing my basement and will be installing a drop ceiling. Right now the ceiling is open. I purchased some recessed lighting on clearance at Home Depot for $5.00, normally $20. After doing ...
3
votes
1answer
143 views

How can I find out if a vapor barrier is requried for finishing a basement to code?

I'm planning out a basement finishing project, and I'd like to do it correctly. I've done a lot of research but what I can't tell is if I do, or do not, require a vapor barrier. I was hoping from a ...
3
votes
1answer
190 views

How can I prevent the water from my neighbor's leaky gutter from entering my basement?

There is some water leakage in my stone basement on my neighbor's side (which is otherwise, very dry for a stone basement). As you can see from picture, the side of our house is loose stone (may be ...
8
votes
1answer
1k views

How should I drain water from a basement dehumidifier?

Our basement has had difficulty with water in the past, from intrusions through the side (fixed by gutters) and chimneys (fixed by chimney caps). Most recently, however, water has been collecting on ...
13
votes
5answers
8k views

What is the recommended home design software? [duplicate]

I am going to be finishing my basement. I would like to design the new basement myself using design software. What is the recommended home design software?
3
votes
1answer
394 views

How do I attach the framing of a shorter wall to a higher wall above concrete?

Back again with another framing question that I simply haven't been able to answer. For Reference: Gray - Concrete Pink - XPS Insulation Darker Browns - Existing Wood Light Brown w/ Dashes - new ...
4
votes
1answer
200 views

How can I frame this area of my basement wall around my water main?

I have started the process of framing my basement, but I've hit a bit of a snag as I'm not sure how exactly to frame around our water main. My original idea was to frame two walls (floor to joists) on ...
7
votes
1answer
207 views

How do I get a cement patch in my basement to dry quickly in humid conditions?

After patching the stone foundation in the basement with with regular drying mortar/cement, how do I get the cement to dry quickly if the basement is damp from humidity?
3
votes
1answer
118 views

Can I convert a basement window to a door?

We have a poured concrete basement, serving as the foundation of our home, which was built in 2008 in central Minnesota. The basement has 3 vinyl windows, the sills of which are around 1' above ...
0
votes
0answers
39 views

How do I repair a field stone foundation on 99 year old house? [duplicate]

The foundation on our 99 year old house is made up of field stone and cement. Some patch jobs were done with cementing over the field stone. However that is breaking away and some other places have ...