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
67 views

How can I repair and level the settled edges of a basement slab?

What would be the correct way to level a basement floor that is this much uneven, so that I could build a sublfoor consisting of delta-fl and plywood ? Thank you for any help !
0
votes
1answer
27 views

Water seepage in basement

I have water seeping into my basement where the mortar has eroded. Is there some sort of waterproofing I can put on before the new mortar, or is there a type of mortar that is waterproof? Any info ...
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2answers
16 views

Water flow over basement window sill

The sidewalk going around my house was poured very close to the edge of the basement window. The slab has sunk and water no pools against the house in that area. If we get a torrential rainfall, the ...
3
votes
2answers
721 views

What is the minimum thickness of foam board when insulating a basement

What is the minimum thickness of the foamboard insulation that can be used when insulating a concrete basement wall when it comes to moisture control and temperature control? Obviously thicker is ...
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1answer
30 views

Solving active sump issues

We bought our 20 year old house in Fishers, IN (northeast Indy suburb) this past summer. Three days after moving in, we had the last of the bad summer storms. One of the pumps in our Triple Safe sump ...
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0answers
11 views

door-front drain backing up

My home has a walk-out basement on the downhill side, which is two-steps down from the patio/backyard. There is also a drain covered by a wood rack. Last night, it rained very heavily for a few ...
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3answers
95 views

Sewer odor from basement floor drain

I'm experiencing strong "sewer odors" coming from one of the basement drains. This is an old house (meaning the basement floor drains don't have an elbow bend and instead run straight down / there is ...
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1answer
26 views

Can I use liquid nails to attach toe plate/sill plate to concrete floor?

Sorry for my choice of words yesterday. Hope this is better explained: ground water flooded two finished rooms in my basement. Took out rotting, mildewed drywall, studs, sill plate, insulation. ...
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2answers
65 views

Power Miter Saw, Hand Miter Saw, or Jig Saw?

Looking to build a utility/storage shelf in the unfinished area of my basement. Considered dropping the $170 to get the metal unit from Home Depot (in the U.S.), but thought that now that we have a ...
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3answers
26 views

Can I use construction adhesive alone to attach pressure-treated wall plate to concrete floor?

Replacing walls in basement due to flooding. Contractor installed sump and drain pipe around the inside of the cinder block wall. I want to put in new wall, concerned that TapCon or other hammer/gun ...
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1answer
12 views

Attach XPS to back of stud framing?

In the basement that I'm finishing I have an irregular, rough stone foundation wall, pretty dry. I'll use 1" XPS foam insulation, then drywall. Can I build the framing on the floor, attach the XPS to ...
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2answers
2k views

What should I have my dehumidifier set at to dry out my basement?

I have a 1600 sq ft home. The wellmate sprung a leak last Sat and soaked the basement. Im running fans down there and just got a 40 pint dehumidifier per the service guy. What setting should I set it. ...
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1answer
53 views

what is long term impact of stones on house wall?

Here is my first question on this site. Apology for any error. I live in 1500 sqft house with unfinished basement. I'm planning to put some stones outside house near walls (in garden). And have a ...
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0answers
28 views

Laminate across multiple rooms, help!

I have to install laminate (actually it's click luxury vinyl planks) across multiple rooms in the basement (and some steps) without transition. I have laid laminate in single rooms before, but this ...
1
vote
1answer
36 views

Can I split off a pipe to create an additional faucet in my basement?

I've been madly googling this question, but either this is not a thing anybody does or I can't find the words to express it well enough to get an answer. I have a home hydroponics setup for growing ...
1
vote
1answer
247 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 ...
3
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3answers
59 views

What are the pros and cons of paint vs epoxy for concrete floors?

We will be finishing our basement in our new house - over the next two years or so. Eventually, we will put down flooring in most of the basement (although some parts will remain unfinished). ...
1
vote
1answer
50 views

Can you lay subfloor on concrete before framing interior walls?

Our unfinished basement has a concrete floor and poured concrete walls. It has stayed completely dry all year for a decade since the house was built. I will be framing the exterior walls 1" from the ...
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vote
2answers
227 views

Old basement crumbling basement walls and asbestos

I want to refinish my basement walls, as they look really bad. I tore down some wood paneling that was starting to warp, and behind that was some styrofoam insulation. Behind styrofoam is 3 mil ...
0
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1answer
17 views

Can I exchange a chimney flue for a larger diameter flue?

Thank you for the advice in advance. I have a 1 1/2 story home with a central chimney that has two flues installed. The main level has a gas log fireplace and the other flue runs to the basement ...
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2answers
94 views

Extending plumbing vent horizontally

I am planning to finish the basement and have some questions regarding the plumbing. The builder already have the bathroom rough in but the location is at middle of the basement. I want to have the ...
0
votes
1answer
25 views

Repainting a sealed block basement wall

Looking to improve my basement a bit. The walls are concrete block, with some kind of waterproofing or sealing paint over them. The paint is in good condition, no cracks, flaking, peeling, etc. and ...
21
votes
8answers
309k 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 ...
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0answers
17 views

Installation of padded carpet over asbestos in basement

Need the best way to install padded carpet over plastic I have already installed to protect from possible asbestos?
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1answer
36 views

Should toilet be close to sewage pump?

I am adding a bathroom in basement which will have a sewage pump. I am finalizing the bathroom layout and the ideal setup will have the toilet 8 ft away from the sewage pump. Is there any reason of ...
0
votes
1answer
58 views

How to stabilize a wooden lawn mower ramp over stairs?

I'd like to build a ramp for a lawn mower that is in the basement. The only way out is a set of stairs with a very little space to turn to them (that's why the ramp doesn't extend all the way to the ...
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4answers
44 views

Can't friction fit insulation

I have interior walls that are 24OC and I'm insulating them with 15.5 OC Denim/Cotton batts (they don't make a 23/24" version of this insulation) Because they're interior, normally a friction fit ...
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1answer
42 views

How to tighten threaded pipe in an existing assembly of pipes

I have a brass pipe with threaded joints coming into the house from the street that has a leaking joint. I can't see how it can be tightened without loosening the joint at the other end of the pipe. ...
6
votes
2answers
6k views

Buying a House On Underground Spring. What to do?

My fiancé and I are under contract on a new home which we are concerned it might be built on an underground spring. There are two sump pumps in the house, on opposite corners of the house. Both times ...
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0answers
31 views

Water on basement floor and attempting to fix with mortar?

I have waterproofed my basement completely for three sides (digging and using membrane and installing weeping tile), but for the remaining side which is a sidewalk, it would be too expensive to bust ...
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0answers
12 views

What are the steps or phases to prepare a basement for finishing?

I've got a small house with an old finished basement, and want to refinish it. I've removed most of what's there (carpet, panel walls, old ceiling tiles, floor tile, etc) and am at a point where I ...
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0answers
28 views

Insulating Concrete Forms

Has anyone had bad experiences with using insulating concrete forms, either during construction or, once built, seeing moisture/mildew or having termite problems?
26
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7answers
59k views

Should I use steel or wood studs for basement exterior walls?

Related: When should you use metal studs? I'm planning on finishing my basement. (assuming all water issues are resolved) I'll be putting up a water barrier (tar paper) on all exterior walls, ...
1
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1answer
35 views

How should I connect a steel I beam to the sill plate above it?

I have a late 70s house, and I want to install a wall next to the middle I beam in the basement ceiling. If I put a 2x flush to the sill plate, it will be fire blocked as well. The problem is that ...
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4answers
73 views

Wet smell, finished basement, aggravates when it rains -how do I find the source?

I have a light wet smell in my basement and I am trying to find the source of it ...not much luck so far. The basement is finished (by the previous owner) and as far as I could see behind the finished ...
0
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1answer
22 views

Best way to drywall a basement [closed]

My basement is dry. I just recently drylocked the walls. So now I want to put drywall up. Was going to use the foam board installation....wooden framing and green board. But with reading the many ...
1
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1answer
56 views

How to properly ventilate a finished basement?

I am trying to understand what is the proper way to ventilate a basement. I have a finished basement which if not ventilated starts to smell ..like a basement :-) and I don't like it. If I run the ...
3
votes
2answers
62 views

What Cement Based Product Is Used for Smoothly Finished Floors?

I recently replaced a floor drain in my basement around which I had dug out the concrete, gravel and clay soil. When I sealed it back in, I laid down a bed of gravel and sand, and then used a ...
0
votes
1answer
68 views

Transparent screw-on 6" cap for PVC pipe

I got a backwater valve installed in my basement. The water table was high, so I could not use a backwater valve with a see-through cover; I had to use a valve that is typically used for outside ...
0
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0answers
48 views

Creating 1" Air Gap between foundation wall and fiberglass batts

We just bought a house in Calgary, AB, Canada and noticed that the basement is below grade and is insulated with fiberglass batts. There is no drywall at the moment; hence, I have access to the vapor ...
2
votes
1answer
3k 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 ...
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0answers
24 views

Basement shower with Redgard & Kerdi drain

We're adding a shower to an existing basement bath rough-in. Space is tight and we are planning to use a combo of Redgard and a Kerdi shower drain to save money/space/time. Trying to use only a ...
1
vote
2answers
57 views

Painted sample areas have different sheen than the rest of the wall

I recently finished my basement. Had the drywall textured. Painted three sample areas of different paint colors I was trying to decide on. I decided on one and got the paint from a different paint ...
0
votes
1answer
35 views

Vapour barrier for basement garage ceiling

To make the floor of a bedroom above a garage warmer it is desireable to insulate the garage ceiling. Does a vapour barrier go up in the joists against the floor above since the house would be ...
1
vote
1answer
129 views

basement sump pump water level above drain tile

We bought our house in December of 2015. House is situated at bottom of the slope (backyard is slopping towards the back of the house not very steep - but still negative slope). House has sump pump ...
0
votes
1answer
36 views

What is this 2" Diameter Hole in Basement Foundation Floor?

I am wondering what this hole in my basement foundation floor is for, and if I can cover it up or just put a plug in it. I am aware of one other similar hole (carpet is covering it though) on the ...
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vote
2answers
99 views

3/4 bath plumbing expectations

I'm hoping someone can help me figure out the following. I paid my home builder to plumb a 3/4 bath in the basement. As we got close to closing they finally cleaned up the basement and gave us a ...
0
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1answer
173 views

Collapsing wooden basement walkout

The issue: We bought a house, built around 1985, but it has this extremely poorly built walkout from the basement. It looks like the builder's "solution" for drainage was a bent piece of tin ...
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0answers
29 views

backwater valve: flap on top vs flap on bottom

I am getting a backwater valve installed in my basement (so the backwater valve should be easily accessible). There seems to be two models recommended by the people I got quotes from, one with the ...
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0answers
34 views

Open-bottom access box for a backwater valve in basement

I am getting a backwater valve installed in the basement to prevent sewage backups. The contractor will install a backwater valve (something like this) enclosed in some access box (something like this ...