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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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 ...
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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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1answer
38 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. ...
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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 ...
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0answers
25 views

ground water in old coal store

Hi my old coal store in cellar leaks ground water when it rains. Rest of my cellar is a converted kitchen and bathroom. House is over 100 years old. I have damp proofed with liquid rubber, tanking tar ...
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1answer
35 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 ...
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0answers
67 views

Is this stairway wall load bearing? If so, how should I modify it for a nook? [closed]

I'm the in beginning stages of finishing my basement in my new Utah town home. I want to build a nook under the stairwell (see pic). I need to establish if the stairway wall/framing is load bearing......
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1answer
49 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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0answers
60 views

What kind of soil mix to use for grading the perimeter of house to keep water away from basement?

To help divert water away from my home's foundation, I am trying to improve the grade of the landscape around the perimeter of the house. I suffered a flooded basement (about 1" or so) from ...
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0answers
36 views

How do you insulate with XPS around interior basement windows?

I'm using 2" XPS to insulate my interior basement walls. How do I work around windows? Do I cut it flush with the concrete opening? Do I spray expanding foam to seal the XPS against the concrete ...
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2answers
221 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 ...
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0answers
32 views

Temporary Remove Flex Duct

I am about to replace a load bearing wall in unfinished basement. There is flexible duct attached to plenum that I need to temporarily move out in order to put the beams in. Do i just need to cut ...
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1answer
245 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 ...
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0answers
69 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 ...
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0answers
86 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 ...
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0answers
40 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 jagged/...
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0answers
90 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 ...
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0answers
129 views

What causes these chips in a cement brick wall, and how can I fix them?

I have found my exposed basement cement wall which is about 15 x 10 in size to have quite a few areas where there is a cracked chip ranging from approx 0.5" in diameter to 2" in diameter and a few ...
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0answers
26 views

How effective is elevated concrete for insulating moisture?

I am replacing a boiler in my basement and the contractor told me it will be better for the new boiler if he build an elevated concrete platform on which the new boiler will sit. He says this will ...
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3answers
98 views

Current state of the art foundation waterproofing

I'm getting ready to dig up my yard and expose my foundation to waterproof it. What is the current state of the art for foundation waterproofing? I don't mean the stuff in a bucket that is typically ...
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2answers
152 views

What is the best and least expensive way to update my walkout basement? [closed]

I have a walkout basement that is paneled and has a dropped ceiling with out a ceiling grid. In need of serious updating, but I have already put so much money into this house, I am looking for the ...
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0answers
189 views

Feeder type and size for 60 amp. subpanel

Is it possible/recommended to use E18679 (UL) ROMEX SIMPull AWG 6 CU 3 with AWG 10 ground Type NM-B 600 volts as feeder from a 60 amp breaker to install a subpanel? Subpanel will be located in ...
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0answers
97 views

Water draining out of pipe when usage is high.

We moved into an old house and there is something happening in the basement that I need some help explaining. Here is a image showing where the leak is happening. I've marked where the water is ...
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0answers
64 views

Why does the Hartell Reservoir style pump require no venting, while the Little Giant Drainosaur does?

Why does the Hartell Reservoir style pump require no venting, while the Little Giant Drainosaur does? See links below for more info on pumps Hartell Pump Little Giant I am having a hard time ...
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0answers
76 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
117 views

how do i plumb this rough-in?

The future bathroom in my basement has been roughed-in by the builder. Spot where the tub / shower goes was covered over by a square plastic tub (a "dap-out", if the spelling I see online is correct). ...
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0answers
102 views

How can I cheaply replace basement ceiling tiles?

I live in Edmonton, Alberta and must replace the old ceiling tiles. I have been told it could cost more money than I have to replace it. Is there a low cost way to do this? I am having the electrical ...
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0answers
146 views

How can I determine which pipe is the drain and which is the vent in rough plumbing?

My basement has the below slab drains pre-piped, but just capped off. Coming up through the slab is a 4" cast iron pipe (toilet), (2) 2" pipes sink/vent and then a 10" or 12" square filled with stone ...
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0answers
34 views

Repairing concrete block on inner part of basement

I have had water seepage into my basement through concrete block for many years. The exterior part of the block is covered by a deck and patio and is not easy to get to. I've mitigated a lot of the ...
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0answers
130 views

What can I do about a basement window well that is filling with water?

My house was built in the 1950s and I have a basement window well that was filling up with water after a hard rain. I have covers however the water would come up. After much reading online that there ...
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0answers
4k views

Connecting a sump pump to sewer

I'm attempting to install a new sump pump in my basement after having a few minor flooding incidents and addressing as much of the external causes as possible (gutters, etc). The pump is only used for ...
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2answers
1k views

Suggestions on finishing a concrete vault

I have a newer home that the builder put a concrete vault in. It is basically the porch that was dug out fully to make a room under it with a steel security door. The concrete porch is the ceiling. ...
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0answers
64 views

Lowering the basement, water table 2 metre deep

My house is constructed on the side of a slope where the top of the slope is built the road. I'd like to dig out the basement which is not high enough to stand in mostly, and is just clay. As part ...
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0answers
139 views

How can I insulate a combo basement/crawspace?

I live in Louisville, Kentucky, so we have relatively cold winters (nighttime lows consistently below freezing) and relatively hot, humid summers (daytime highs consistently in the muggy 90s). My ...
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3answers
1k views

How can I stop this drain pipe from backing up?

In my basement laundry room is (to my knowledge) the only drain pipe in the whole basement, which hooks into the end of the main line as it exits the house and heads to the septic tank. When we moved ...
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0answers
77 views

Basement subfloor using p.t. sleepers and plywood?

I am a contractor in the Boston area. I need to install a subfloor over a concrete basement floor. I am thinking of using p.t. sleepers and 3/4" plywood. Is this an efficient and cost effective method ...
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0answers
401 views

Do I use a wooden frame for a basement hopper window?

I am replacing a basement hopper window. The previous owners replaced an old hopper window with a too-small piece of storm window and piece of plywood: I want to replace this with a correctly-fit ...
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0answers
1k 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 ...
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3answers
927 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 ...
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0answers
407 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 ...
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0answers
467 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 ...
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0answers
379 views

How can I stop water from coming up through the floor?

I have a house that is on a high water table, and water is coming up through the floor. The property was excavated around the perimeter a couple of years ago and installed a new Big "O". Drycore was ...
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5answers
149 views

how to build a basement under house

I want to build a basement room under existing concrete deck how do I support deck while digging out beneath? It drops off vertically would dig from that side. soft dirt. How to do this safely. ...
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2answers
3k views

How can I remove a musty smell from the basement?

We're currently setting up a basement to be used as an apartment, and are trying to see how we could get rid of a musty smell that seems to exist in that area. While we're thinking it might be due to ...
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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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2answers
63 views

How to run drywall backer parallel to I-joist?

I'm trying to install a non-load bearing basement wall parallel to an I-joist. The tricky part is, how do I run a drywall backer parallel to the I-joist? The top plate is wider than the flange of the ...
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3answers
68 views

Basement egress through office

I have a question that is similar, but different, than: Can I have an office in my basement without egress? I want to finish off my basement as such: My question is, by putting the red walls up, ...
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3answers
254 views

replace load bearing post with steel column

So I have a joist that stops short of a stairwell and doesn’t connect to the foundation and I’m going to move the supporting beam back 2 feet (it’s about an 8 ft run between the header and other ...
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2answers
72 views

Waterproofing weeping tile inside vs outside

I just bought a new house. The basement is mostly concrete slabs, except for under the porch steps: there is a single row of cinder blocks. It's leaking water from a corner (at eye level) in that area....
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2answers
99 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 ...