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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1answer
37 views

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

I noticed there is a square knob sticking out of my basement wall. Anyone knows what this is?
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2answers
573 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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1answer
98 views

Sill plate pushing siding off, causing gap for mice and moisture?

Younger home owner here. I've had water get into my basement a few times last spring in the corner and in this area (directly under my little front deck). The corner was due to no downspout (water was ...
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3answers
102 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

Basement foundation bowing inward and cracks

Foundation Walls are bowing inward in basement and big cracks and step cracks should I leave my house ? Is it safe ?
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1answer
37 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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0answers
23 views

How to install drywall on existing basement stairs?

We are finishing our basement stairs, and I'm struggling with how to drywall the side that is parallel and flush against the foundation. Should I pull down the stairs, frame the wall, hang drywall, ...
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1answer
77 views

Should I frame out my foundation walls before or after I install the subfloor?

I'm about to start on finishing our basement and I'm going to put down a subfloor of DMX AG along with 5/8" T&G OSB. Should I frame out my perimeter foundation walls before the subfloor or after? ...
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2answers
75 views

Spring water in basement of new construction

Location: Northern New Brunswick, Canada Lakeside property. Last fall we dug and poured our concrete foundation, which has a full height basement and a walk-in, which needed a step foundation in that ...
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1answer
58 views

Venting basement bathroom rough in

I'm a DIY-er with a lot of experience in some phases of construction but not much in plumbing (so please be nice to my dumb questions!). I'm finishing a basement with a full bathroom, and thought I'd ...
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1answer
126 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
46 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
21 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
63 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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1answer
43 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
57 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
16k 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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17 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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2answers
366 views

Should I cut air space in my basement foam board insulation?

I intend to finish a part of my basement following this guideline from Fine Homebuilding and Building Science. In this configuration, the foam board completely contacts the concrete. My conern is that ...
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0answers
25 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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25 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
27 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
30 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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22 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
96 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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1answer
62 views

Can I use the built in vacuum system for ventilation

I have an old house which has been updated but it doesn't have great ventilation in the finished basement and often smells a bit musty and damp There are no leaks and the drainage system has ...
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2answers
38 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
118 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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2answers
70 views

Should I insulate metal duct work in basement?

I have a balloon frame house with an unfinished basement. The air handler and furnace are in the basement too. Last fall, we had the duct work removed because it was wrapped in asbestos tape that ...
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1answer
66 views

Framing around existing walk out door in basement

I am getting ready to frame out my basement and I cannot figure out what to do with this existing door. If I frame around it like a traditional door, what do I use to bridge the gap between my framing ...
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0answers
47 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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1answer
51 views

Drilling into cinder block foundation

My house has a block foundation and water issues, I have a company coming soon to install a perimeter drainage system w/ sump pump and he said he's going to install a mill sheet vapor barrier about 4" ...
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0answers
49 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
88 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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1answer
27 views

French door and sheathing rot

I'm looking to finish out an unfinished basement space and don't believe I can do it without addressing the issue. The unfinished area is directly below the French doors and under a deck. Because it ...
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5answers
118k 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
34 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
27 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
43 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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1answer
38 views

Installing insulation board in basement to control moisture

I just had a basement waterproofing job done and it is doing an awesome job relieving pressure and keeping the basement flood-free (we just had a very large amount of rain here in central PA and it ...
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0answers
40 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
53 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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1answer
39 views

Basement Insulation with waterproofing plastic present

I have a 14 foot basement which is waterproofed. It has a french drain and a heavy duty white plastic covering the entire outside wall. I have half of the basement finished. My question is how do I ...
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2answers
94 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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2answers
45 views

Do I need to install drainage medium for my sump pump to work well in an old basement?

My house is old. Built in 1922. I have installed a sump pump. When we get heavy rains like right now it leaks pretty good. I am in Kansas City and my soil is very clay like. The lowest point in the ...
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2answers
127 views

How to fix leaks in concrete and steel bulkhead

I have a bit of an urgent situation forming. I recently purchased a house that's 55 years old, with "no history of basement leaks." Long story short - my basement flooded yesterday during a small rain ...
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2answers
5k views

Chimney cleanout full of water. Basement leaking

My basement takes on water from time to time. Usually during/after rain, and sometimes snow. It's a slow trickle, but it can last for days. It appears to be coming through the wall, right under the ...