Questions tagged [basement]

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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86 views

Why is there a large walled off space in the middle of my basement?

I just moved in a couple months back and noticed that this wall was a lot thicker than expected, lots of unaccounted for space. I was honestly expecting to find a body in there :P glad I didn't! ...
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1answer
90 views

self leveling layer with internal French drain

I am planning to pour a layer of self leveling sealant such as levelPro to level out my basement floor and cover / encase some possible problematic vinyl tiles. It's an older house, and I believe it ...
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2answers
48 views

Would an opening to the outside help me dry out a basement?

I had a hot tub problem which resulted in huge amounts of water gushing out into the yard. This happened a couple of times. (Hot tub repair company from hell.) The hot tub is situated a few feet ...
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3answers
93 views

Installing outlet receptacle in unfinished basement furnace/water heater room

Recently bought a house with a furnace/water heater utility room in the basement surrounded by a bedroom and playroom space. We just had a water filtration system put in this room that requires a plug....
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1answer
767 views

Reinforcing a Load Bearing Wall

I just finished removing 100 year old plaster/lathe combination over a long load bearing wall in my basement. It revealed quite a bit of termite damage to a load bearing wall and header going across ...
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6answers
3k views

Can I block large open vent in basement

Fairly new to this house and I have a large open vent in our basement that is letting a lot of cold air in. The diameter is 8-9 inches. The inside duct is connected directly to the outside vent screen ...
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2answers
106 views

How can I prevent water from running off a patio to my foundation?

My house has an abandoned concrete patio at ground level. Previous owner built a 12'x 12' wood deck 14" above the concrete patio. I have rain water getting in my basement where the concrete deck ...
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0answers
21 views

I want to make sure the basement bathroom is plumbed correctly

Going to tap into the sewer line in the basement for a new 3/4 bathroom. Can I run a 4" branch to the toilet and have two 2" wye connections for the shower and vanity? Below shows the sewer location. ...
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1answer
49 views

Window Manufacturer - Anyone recognize this window?

I am trying to find the manufacturer of this window or anyone that sells it. I'm in the northeast (NY). It's set in a poured concrete foundation. The glass only has "strips" on either side (which ...
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1answer
57 views

How can I determine if moisture in a basement is due to condenstation vs intrusion through walls?

I have a 1902 house built upon a limestone foundation, and I am interesting in finishing a portion of the basement to build a home office. Before I build anything though, I want to make sure I do it ...
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2answers
180 views

Do I need an egress window in a basement studio apartment with two doors?

I have a small studio apartment I want to rent in my basement. It has two exit doors, and block glass windows. First entry door is about 6 feet to the foot of the stairs (which leads to the main floor ...
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2answers
347 views

What are the black spots on my basement ceiling?

My house is one year new construction. I didn't use the dehumidifier at the basement until one month ago I realized the basement was damp and there were some mold on the wood frame on the basement ...
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1answer
2k views

Can I trim the plastic sticking up from edges of my basement wall?

Original question: Before we bought our house, a moisture control system was installed on one side of our basement. The channel runs along the foundation and ends at a sump pump. This channel was ...
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6answers
84k 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 ...
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0answers
65 views

Is this a proper way to drain water from flat area under deck so it does not penetrate basement wall?

I have a flat area under a 6 by 30 ft deck in front of my split level house. I am currently replacing the deck boards on this (Pictures are below). The soil underneath this deck is relatively flat and ...
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1answer
88 views

Found sunflower seed shells in fiberglass insulation and wired set up in basement

I found some sunflower seed shells inside of the fiberglass insulation in my basement storage wall. And, also there install a little wood stuff (refer the pic-2) in front of fiberglass insulation ...
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4answers
7k views

Is this pipe in my basement floor intended for radon mitigation?

This pipe emerges from the concrete slab floor in a corner of my house's full basement. I believe it's a 4" polyethylene sewer pipe (narrow walls, black interior, white exterior). I can't tell if it's ...
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1answer
63 views

How should I address water seeping into basement?

I just bought a house that was built in the early fifties, with an unfinished basement. Recently, after a heavy rainfall, some water leaked into certain parts of the basement (see photos). This is a ...
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2answers
7k views

What's the 1 inch square knob sticking out of the wall?

I noticed there is a square knob sticking out of my basement wall. Does anyone know what this is?
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2answers
754 views

Sizing Electric Baseboard Heat (Supplemental)

I have a 635 square foot finished basement insulated with closed-cell spray foam on the concrete. The climate here is zone 5A (Central NJ). I want to add supplemental heating via electric ...
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3answers
191 views

Is it possible for a sump pump pail to be too deep?

I have my 2006 built home on the market. A prospective buyer is asking whether our sump hole is too deep? Is there such a thing as too deep and what are the ramifications?
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1answer
45 views

How much does EMT conduit installed vertically on a poured concrete interior basement wall have to extend beyond the top of the concrete?

I'm installing outlets in my basement on poured concrete walls and will be using EMT for conduit. How high over the top of the concrete walls must the conduit extend? The original wiring has conduit ...
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1answer
169 views

What is this panel in basement wall of 1940s house?

When I removed a cabinet from our basement wall today I discovered the panel in the photo below. The panel is metal, approximately 2 ft wide and 1 ft high. It has five 1.5 inch holes in it, each one ...
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0answers
179 views

Favorite adhesive for gluing foil faced poly-iso against concrete?

In the basement, gluing FOIL FACED Poly Iso to the foundation walls (Poured concrete). I was planning for XPS and was going to use proper foamboard adhesive. However, I am now going to be installing ...
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0answers
40 views

epoxy paint in the basement with a wood stove?

is is safe to paint my basement floor with epoxy paint with having my wood stove down there? I wanted to paint my basement floor with epoxy for the purpose of not having to repaint it each year but I ...
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1answer
150 views

Water seeps through basement floor at drain exit during heavy rain

We've been having heavy rains in Madison, Wisconsin, lately, and on two occasions I've found water seeping into my basement in this location: The red x's mark pipes that seem to have no function. ...
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1answer
76 views

Is sump pump supposed to discharge back onto property or onto the street curb?

I have a sump pump in my basement that discharges several times a day. Currently, it discharges water right next to my front steps. I read that sump pumps should discharge at least 10 ft away from the ...
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2answers
18k views

what should i use to wire this bathroom?

I'm in the process of finishing my basement. So far, framing's done, HVAC ductwork's done, and I'm now working on the electricals. So I've got a 60amp subpanel bringing in power, and off of this, I ...
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0answers
22 views

Will venting an outbuilding's basement well room reduce condensation & mold in summer?

I was advised by our well man, Scott (Barmore Pump Co.) to vent our outbuilding's basement where the well pump and holding tank is located, to reduce the moisture & resulting mold that forms on ...
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0answers
35 views

When finishing a basement, how do I transition from walls to doors/windows?

I am planning to finish my basement, which is currently naked poured concrete foundation throughout. I have a new door and new windows (only one shown in the Figure below because they are identical). ...
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2answers
1k views

How can I open this door latch with the knobs removed?

So my stupid roommates not only put tape in the door but also took the knob off. I closed it while doing laundry and they dont know where the knob is or pieces to open it. Can yall help
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36 views

How to insulate / finish a row house basement?

I am planning to insulate the basement of my row house. Given that I'm in Region 5, I will need proper insulation on the exterior-facing basement walls. But what about the walls facing the neighbors? ...
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0answers
35 views

Reducing moisture from semi-finished basement concrete floor

I'm looking for advice for a good way to reduce moisture seepage through my basement concrete floor. My research has turned up several promising approaches: Surface-only treatments Specialty paints ...
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0answers
89 views

R5 or R7.5 XPS before R11/R13 Fibgerglass for basement in Zone 5?

Insulating basement walls that are most below grade. Zone 5, and using a mix of rigid foam board and then framing 2x4 walls and insulating between the studs with R11 or R13 (whatever is on sale and ...
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0answers
24 views

6“ inline duct booster connection to 6” duct

I'm putting an 6' inline duct booster 240cfm, into 6" dia 2ft duct, do I need any connectors for the inline to the duct work, seems a bit smaller? This is for basement ventilation, with a window vent ...
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2answers
106 views

Why does water appear just below my basement slab in one location and not another?

We recently purchased a house and inherited a "5 gallon lowes bucket shoved into a hole with gravel" sump pit. It sits approximately halfway across the width of our basement. There is consistently ...
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2answers
115 views

How much water needed to test sump pump?

Recently moved in to a place and am attempting to test the sump pump. Most information I can find online mentions that there will be a float switch somewhere to activate the pump but I am not seeing ...
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3answers
155 views

House water supply “mystery branch” upstream from shutoff valve

I have a 1953 ranch with daylight basement. Pictured below is the point where (I believe) the water main enters the house horizontally (water meter is out in front lawn at ground level, aligned with ...
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0answers
99 views

Is it possible install a drain flange without breaking up the concrete around the roughed-in pipe?

My house was built with rough-in plumbing in the basement cement floor as are many houses in the past 25 years. The rough-in plumbing includes a 4" PVC pipe in the floor for a toilet and a 2" PVC ...
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0answers
51 views

home electrical not working as it should

I have a 115 volt 20 amp breaker but at the plug its only showing 79 volts what can the issue be? I changed the breaker and checked the voltage at the panel
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0answers
98 views

Bottom 3 courses of cinder block are wet!!!! Why?

The bottom 3 courses of my cinder block are wet and deteriorating (effervescence). The basement is waterproofed and it’s still happening. Its on 2 interior walls and 1 exterior. The top layers of ...
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3answers
2k views

Is basement smell caused by oil boiler?

Although dry and not moldy, my 130-year-old basement has a distinct basement smell that bothers my wife. I am trying to determine its source. We have steam heat. In the summer, the boiler is only ...
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2answers
1k 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 ...
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5answers
134k views

Should we install carpet before the baseboard and door casings?

We just had a carpet layer come in for measurements and a quote. We've not put in the baseboard or door casings yet, but the carpet layer has suggested that this will make things easier. Is this true ...
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0answers
36 views

What should I do about water appearing in drain tile in my basement?

I purchased this older home about 7 months ago and having issues with basement getting wet. One area has an old clay tile coming up out of the concrete about 2 inches and goes nowhere but it will fill ...
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1answer
29 views

Trying to use two 3 way switches and a 4 way switch to operate 2 - 54187 Bennett Collections using one remote

Can I make the two fan/lights work by switching them at 3 different places [2 3ways and 1- 4 way switch] and also use the remote to operate both fan/lights? .... ..... Or will I have to wire two ...
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2answers
46 views

Basement moisture on foundation issues

After taking all sheet-rock down I noticed that all walls (cement block) siting under ground are moist. Some of them even ate through footers. After farther look at the house I found out that their is ...
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0answers
264 views

Are bends allowed in a toilet drain above the 4x3 reducer?

I am finishing my basement, which was roughed in by the builder, but I need to move the toilet, since I lost 8" of wall framing in front of the main sewer line, the vanity would be stupidly narrow, to ...
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1answer
172 views

Covering Exposed ICF and sill plate?

new guy here. I am hoping you guys can help. We had a 2x6 built Wisconsin Homes modular placed on top of an ICF basement. Then, we had vertical vinyl board and batten siding installed, it was run down ...
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2answers
209 views

LVL Floor Joist Notch / Reinforcement Question

Please see image attached. I am looking to make a notch in a 11 1/2 LVL beam spanning 17ft across my basement.

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