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

learn more… | top users | synonyms

3
votes
2answers
551 views

How far does a basement egress window well need to stick out above ground?

Is there code on this? I am having an egress window well installed today and was surprised to see the window well sticking out 2 feet above ground (1 foot if you count all the new dirt they mounded up ...
4
votes
2answers
276 views

What's the right way to insulate and frame around this pipe?

I have been studying the latest engineering on how to insulate and frame basements after tearing out a partially finished basement that had wood and insulation in direct contact with the concrete. ...
0
votes
0answers
144 views

Insulating already finished basement

During a repipe, I recently discovered that my finished basement was never insulated. I live in the PNW (marine climate- zone 4), and the basement is always pretty comfortable- cool in the summer and ...
0
votes
0answers
57 views

Cracks in basement and garage floors

I'm I home owner and hope someone can help me because I've read so much conflicting information and don't know who else to turn to. I've called General Contractors who can't seem to fit me into a ...
1
vote
1answer
45 views

Efflorescence Cause

I believe I have some efflorescence in my basement. It is growing in two spots where the floor paint was scratched off when the previous owners moved out. It brushes away easily, and I have never ...
0
votes
0answers
45 views

Alternative attachment to concrete floor containing pex heat tubes

I am getting ready to finish my basement. The counties "Typical Finished Basement Details" say that bottom plate attachment to floor is with 16D concrete nails face nailed. What are USBC approved ...
1
vote
2answers
190 views

Benefit to running electric wires through walls vs attic/basement? 1-story house

We're planning on getting some updates to the electric wiring in our house. Installing more wall outlets, removing some knob & tube in the attic, installing GFCI outlets in required places, and ...
0
votes
2answers
65 views

Do DRIcore panels need to be flat?

I want to install carpet tile over DRIcore on my concrete basement floor. The floor is far from flat; I would guess at least an inch or two of overall variation. Do I need to ensure the floor is ...
0
votes
1answer
90 views

Replacing basement door and walls with a hatch

I'm trying to remove the structure that leads to the basement. (see sketch 1). Once removed, there will be an empty space like (see sketch 2) My aim is to build over it, a simple door (see sketch ...
0
votes
1answer
126 views

Keeping water out of basement?

So I'm a recent home owner (2 months now). I live in Massachusetts and given the storm that just rolled through, I found water in my basement. Not a scary amount. I was able to mop most of it up. I ...
2
votes
3answers
144 views

Noisy floating wall anchors

In Colorado basement walls have to be floating. Basically they are suspended from the floor joists, with a vertically movable anchor into the base plate, in case the slab moves due to expansive soil. ...
0
votes
0answers
16 views

newly poored basement [duplicate]

went out to check on my new house construction and they took the forms off. Cement by windows look really bad
1
vote
1answer
223 views

Basement rough-in. Converting plumbing from a tub to a fiberglass shower

the basement rough-in was completed with a shower/tub rough-in. I want to convert it to a shower. I bought an alcove left drain fiberglass tub. The shower does have a p-trap and everything should be ...
0
votes
2answers
85 views

To egress or not egress

In attempting to get a permit to install a basement bathroom, our township building inspector is demanding we install an egress window. She has put a stop work order in the meantime. Naturally, we ...
2
votes
2answers
91 views

Making sense of an existing sump system

I just bought my first house, but I can't seem to understand how the sump worked. I'd like to make sure it's hooked up and ready to go should the basement ever flood. When I first walked in, the ...
0
votes
0answers
19 views

Water softener brine tank into floor/ground?

Can the brine tank from a water softener be installed into the slab of my basement floor? Are there tanks designed for this, so that only the lid is exposed above the slab?
2
votes
1answer
141 views

Basement drain without a trap

What do you do if your basement đrain doesn't have a trap? I tried shined a flash light down and the pipe just goes straight down. The house smells and 3 buckets of water have not helped.
1
vote
2answers
124 views

Are these studs intended to hold a drywall ceiling, or just for foam insulation?

I just bought a house and the basement looks like this: I was wondering what those "studs" across the main floor joists are for? Are they intended to just hold acoustic foam perhaps? They're ...
0
votes
0answers
79 views

Rebar in interior basement wall - is it load bearing?

I recently started demo on an interior basement wall. It is parallel with the floor trusses above so I figured it wasn't load bearing. Now that I've begun demo I've found rebar in the cement along the ...
1
vote
3answers
457 views

Mystery pipes in basement - where do they go?

Newbie to the forum here. Will upload photos this evening, but thought I'd start with the question/context: Just bought a fixer upper farmhouse in Portland, OR area. House is at least 1930s, could be ...
0
votes
0answers
207 views

Framing half-wall in basement to full wall over exterior wall

Debating on whether this is something I can do or if I need to call in an pro. I have a basement room I'm looking to use as a theater room, and I need to finish a wall to the ceiling so I can hang a ...
3
votes
2answers
155 views

Can I have a “hollow” basement bathroom floor?

I'm going to jackhammer my basement's concrete floor to install plumbing for a new bathroom. Normally, after the plumbing is done, we should pour concrete to it again. What will happen if I just ...
29
votes
10answers
9k views

Is this cracking foundation under a jack post a problem that requires repair?

I am buying an already-built new home. I find this in the basement. The builder says it's okay, but I am really concerned. Is this really a big issue? What steps would be required to repair it? This ...
0
votes
1answer
38 views

Dehumidifer level in basement

I own a raised range house and upstair with hard wood floor.I just bought a 70 pin dehumidifer and put it in my basement. My question is what is dehumidifier level need to set for best result for my ...
0
votes
0answers
45 views

Sealing off open dirt areas in basement and crawlspaces

The vast majority of the basement of our 100 year old home is concrete, however there are three areas that are dirt on the bottom: The rear crawlspace, which is maybe 3ft high, 6ft deep, and the ...
0
votes
0answers
116 views

Drywall over 2x2 Studs in Basement

I have a basement that is a complete product of the 70's. Faux ugly wood paneling, brass ugly sconces, old school metal work boxes, and a beautiful white drop ceiling. I know I could just drywall over ...
1
vote
0answers
68 views

is cork underlayment on a concrete basement floor a workable proposition?

Next up in my basement finish process are the floors. We've decided to go with vinyl for the bathroom (and under-stairs closet), and carpet everywhere else. I'm planning on putting in a 6mil plastic ...
0
votes
0answers
55 views

Finished basement with just painted concrete walls

I have a house from 1955, where the basement has been finished with lighting, carpet, interior walls, etc. I don't know when it was finished, only that it was so when I moved in. The strange thing ...
0
votes
1answer
152 views

Can I use 12/2 NM-B wire for basement outlets?

Can I use 12/2 NM-B wire for basement outlets? Also can I use 15 AMP outlets and switches with 12/2 NM-B wire?
1
vote
1answer
60 views

How can I make a new basement window fit the opening?

I bought a basement window similar to this one. The plastic face of the window is the exact size of my opening, which is not perfectly square. How can I shave off some of the plastic to make this ...
1
vote
0answers
83 views

basement bathtub straddling a crater

we got this house recently. i was working on paint and finishing our basement bathroom.. trying to remove the baseboard trim surrounding the the bathroom shower, i noticed that it came out ...
0
votes
1answer
110 views

Basement waterproofing with thermal break

I need help figuring out best solution to fix my basement moisture/mold issue... As far as I can tell, water is entering at bottom seam of poured concrete wall and basement floor. I considered ...
2
votes
2answers
272 views

Please reassure me about basement french drains

I understand the principles and practice of putting in a basement perimeter drain... but I've got a slightly irrational paranoia about the concept of cutting the basement floor free that way. ...
3
votes
5answers
215 views

What are the options for moisture-proofing foundation from the interior

I'm trying to prevent moisture from turning into mold and growing on concrete exterior walls and getting into the fiberglass insulation. I see polystyrene, foil, chemical-based concrete sealing, and ...
2
votes
1answer
489 views

Can I tap into the kitchen / dishwasher drain pipe with my washing machine?

I am moving my washing machine as a part of finishing my basement. Can I tap into a kitchen drain pipe (draining my sink and dishwasher) for my washing machine drain? How would this be done? I ...
0
votes
0answers
90 views

Ideal Sill Plate width for new construction on 8" block

I've got an addition with a new 8" cinder block wall. I'm curious if it's better to have a 2x8 or 2x6 sill plate? It will be waterproofed on the outside and covered with 2" foam so there shouldn't ...
6
votes
4answers
1k views

What is the purpose of horizontal blocks on a bearing wall?

In my basement, the bearing wall has horizontal blocks between each stud, similar to what you see in this picture: . There is one place on the wall where one of the blocks was removed to place an ...
3
votes
2answers
846 views

Can I cut a hole in the brick to install a through the wall air conditioner in a basement?

I am looking to install a through the wall air conditioner in the basement. I don't want to block the one window. There is already a window in the brick. I don't know if there is any kind of ...
0
votes
0answers
415 views

Can I make my bulkhead stairs steeper and still be up to code?

The bottom few steps of my bulkhead stairs go beyond the wall of the basement. The problem is I would like to put a door in my basement at the bottom of the stairs. To do this I would either have to ...
1
vote
0answers
38 views

How do I finish a concrete floorÉ

My basement has a concrete floor that is all jagged. It`s missing about 1 1/2 inches of concrete to be even with everything else....what do I do?? Will self-leveling cement adhere to such a ...
2
votes
2answers
153 views

Help diagnosing source of basement moisture

Hoping your experience can help figure out where moisture is coming from in my basement. I tried to include a lot of details to help identify issue. I have a house built in 2008 with finished ...
0
votes
2answers
65 views

Exchanging air in basement

Live in nepa, have goodman 4 ton heat pump w/propane back up. Foam insulated about 1200 square feet that I want to heat. I am at the end and ready to put up the dividing wall.I have 2 returns and 3 ...
1
vote
0answers
79 views

How many sump pits should I have?

I have an older french drain system and after experiencing some foundation problems (horizontal crack), I've been told that my system should be updated to a more modern one which has weeping holes in ...
2
votes
2answers
617 views

Do I need an HVAC vent in this bathroom?

The finished portion of my basement was completed after the original construction. I've found a few questionable practices, including the lack of an HVAC vent in the basement bathroom (shown in green ...
2
votes
2answers
210 views

How big of a beam for a load bearing wall

I have a wall in my basement that is load bearing. Right now, they put a door opening in there (and probably overdid the header for it). I would like to remove a 7 foot section and open it up for a ...
1
vote
1answer
117 views

Why is there a supply vent in my unfinished basement?

Background I have an unfinished basement. It has cement floors with stone walls. The furnace is located in the basement. There is a supply vent blowing conditioned air into my basement. As far as I ...
1
vote
1answer
71 views

Is it likely that water can enter below the slab?

My question is about basement/foundation function and the relationship to sump pumps and water. If a sump pump is supposed to pump water from below the slab out to the surface and loses power, what ...
0
votes
0answers
35 views

Damp carpet and pad in two areas of basement

We have lived in our home for 43 years. The basement has always been dry. The house has drain tile and a sump pump and the sump has only run three times in all this time--only after very heavy rain. ...
1
vote
1answer
64 views

New Construction Home - Basement

My family is building a new home and the weather hasn't been cooperating. We have two big concerns that we have brought to the builder. We are looking for some advice regarding these concerns. ...
3
votes
1answer
130 views

Is a leveled wood frame for a basement floor a good idea?

Just bought an old house. One half of the basement has a nice headroom. The floor is painted concrete, and is pretty uneven and ultimately slopes towards a floor drain. I'd like a nice floor. Can I ...