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
179 views

Why would a rough in pipe be under the concrete?

I'm planning to install a three piece bathroom in the basement. We have 2.5" and 3.5" rough in pipes sticking out, while 2" pipe was fully in the concrete. I had to break the floor to see if it was ...
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1answer
365 views

Ceiling mounted punching bag without compromising structure or floor above

This question is regarding the safest way of installing a heavy punching bag of 100 lbs from the basement ceiling. Above the basement ceiling is a wood floor. The goal is to sleep soundly at night ...
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1answer
287 views

Should my outdoor spigot be attached to the foundation?

On the picture attached, is it a correct way of garden faucet installation? In this case it is drilled through the wall and the pipe goes in the basement where attached with the rest of the in-house ...
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1answer
73 views

Will a curtain across a doorway significantly reduce air flow?

I've got a stairway down to a basement that's wide open at the top and at the bottom. The basement gets pretty humid, so we run a dehumidifier down there, but the wide open entry undoubtedly makes the ...
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165 views

How do I disable the battery water level sensor on watchdog sump pump back up when I replace it with a sealed battery?

I am replacing my sump pum back up battery with a sealed battery. What do I do with the battery level water sensor?
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34 views

No Drainage Around Concrete Basement Floor

This question/comment is in regards to the sump pump question I had yesterday. While digging the hole to set my new sump pump basin I realized that there was very little if any gravel under the actual ...
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2answers
555 views

How to frame around an egress window

we are in the process of framing our new basement after having some foundation work done (steel supports, interior drainage, egress windows). I have a few questions about how to frame around the ...
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2answers
335 views

Will holes bored for radon mitigation cause basement flooding?

A company has said that they would drill a hole in the basement to get rid of radon level. Will this cause flooding from the ground beneath the basement? Thanks. Phil
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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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1answer
562 views

basement floor crack widening in newly built home - is this a problem?

Our home was new construction and the basement floor was poured around 1.5 years ago. The builder installed control joints in several locations in the basement slab. Several of these joints have ...
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40 views

Basement window coverup leaking

This house is in need of a lot of work. The biggest problem I have right now is the basement flooding. Had new gutters put in in the past month which helped a little but my biggest issue now is where ...
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0answers
260 views

Sleepers on unlevel basement floor?

A question related to this one about projecting the costs to finish our basement. We have a poured concrete foundation. I don't think it has been sealed yet, but our yard is graded, our downspouts ...
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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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1answer
70 views

Create new patio door in basement by cutting concrete

My basement has about 2.5 ft of concrete along the wall. The reason is that the outside is a slope/hill and that 2.5" depth is just dirt. I like to install a patio door to my backyard 60x80 which is a ...
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1answer
1k views

OK to drain humidifier into basement floor drain

What I have in my basement could loosely be called a drain. It doesn't have a pipe. Best I can tell, they just cut a 3 inch hole in the floor; all you see is the rocks under the floor. I've been ...
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1answer
2k views

What is what in the basement rough in

When we bought this house we were told that the bathroom rough in was done. What is the purpose of each pipe/hole? I'm assuming the larger one (blue cap) is for the toilet? Is this all we need to ...
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4answers
2k views

Will adding a cool air return in the basement help with summer AC power usage?

Pretty much the title. I have a full basement. Part of it is unfinished and has the water heater, furnace, and washer / dryer. The other part (roughly 1/2 of the total space) is partially finished. It ...
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0answers
903 views

My whole house has a humming noise 24/7

Drives me nuts, sounds like a low, bass, vibrating sound. We live in the country; the closest house is 500 ft away. The only services on the street is cable + electric which I have turned off at the ...
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301 views

Basement plumbing venting

I am in the process of finishing my basement. There is currently a bathroom roughed in. My question is on venting. There is no dedicated vent stack I can access in the basement. Where is the best ...
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1answer
633 views

How can I cap off an old, partially-exposed cast iron pipe when a qwik cap won't do?

I'm trying to cap off an old cast iron pipe that's leaking in our basement. The pipe used to be connected to a downspout on the outside and to the sewer on the inside, but it's now disconnected on ...
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2answers
562 views

What is this hole in my basement floor and how do I repair it? [closed]

The house was built in 1935 and is located in Pittsburgh, PA USA. The basement floor is concrete. There's no sump pump or any other kind of hole or hookup in the basement. The hole is along the ...
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1answer
50 views

How should I seal a metal window frame to a cinder block wall?

I have a basement window with a metal frame fitted into a cinder block wall. The sill is crumbling and I'll find the right masonry product to repair that but the seal/transition from the frame to the ...
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33 views

How do I stop water entering from where the stack meets the wall in the basment?

I just bought a house and everything in it is fine. Untill the other day when there was water in the basment. I initially thought it was related to the washer but I found out it was coming from the ...
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122 views

Quikwall parge showing blotches

We recently parged our basement walls using quikwall parge mix. The concrete is now 50 days old and we are planning on painting it with drylok. However, there is one splotch that still looks wet. This ...
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1answer
665 views

Can rigid foam board have an air space between it and the studs. Basement wall

I finishing a part of my basement and I want to put rigid insulation>studs>batt insulation in stud bay>drywall. I have a wall that has copper pipes, pvc pipes, and gas pipes flush to the concrete ...
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2answers
4k views

Basement Humidity Increases When Central A/C is Running

With regards to humidity, I seem to have the opposite intended effect in my basement when my central A/C is running... I live in Maryland and have a 1960s Cape Cod style home with an unfinished ...
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32 views

Insulation in basement with plaster walls

I’m looking to finish my basement. I have a 1940’s cape cod with a poured concrete basement. The basement walls have a fairly thick layer of plaster to them, very rough looking. It’s and in good ...
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50 views

Building a basement at or below water level?

Is there a method for building a basement that would be at or slightly below water level? We have a home that is built roughly 50 feet from a creek that's generally dry during spring and summer ...
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1answer
40 views

What Condition Can Concrete Be In And Be Recycled?

I have a basement slab that I'm going to be breaking up and sending to a recycler. Here's what I would like to avoid: The concrete being rejected at the site of recycling The concrete causing some ...
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1answer
4k views

Leveling sloped basement floor

We want to finish our (currently unfinished) 800 sqft basement. The current floor is concrete, in good condition, but slopes substantially toward a drain near the middle of the floor. I'd guess the ...
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1answer
31 views

What is the best type of paint for a basement floor?

I need to paint a basement floor that will see rugged use. What type of paint is appropriate for that? Or is maybe paint the wrong thing altogether and I should use a bake on plastic or something like ...
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2answers
123 views

Installing in-wall speakers in an exterior basement wall

I've been debating installing in-wall speakers on an exterior basement wall for a home cinema, and I see problems with every solution. Naive approach Cut out a section down to the concrete and ...
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0answers
47 views

Sealing basement wall crack from outside

I have a hairline crack radiating from a corner of a window in the basement. This crack weeps water during very heavy rains. I have sealed the crack with urethane injection (Sika Crack Injection Kit), ...
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1answer
72 views

Framing a non-load bearing basement wall - are plates required to be a single piece?

Are either top or bottom plates required to be 1 continuous piece of lumber? If it's not required, what is the best way to attach the separate sections; a lapping piece over the top of the joint?
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60 views

How to determine the location of the clogged spot in floor drain using a powered drain auger, and auger tip suggestion?

I have a basement floor drain that clogs and backs up a bit (but do slowly drain all the water). I used a powered auger attempting to clear it but without total success (it drains better but not as ...
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1answer
494 views

Able to / good way to cover / handle cleanout in the floor

I am trying to install vinyl plank flooring in my basement and the cleanout is right in the middle of the floor unfortunately. Am I able to cover it and/or is there a good way to handle putting the ...
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63 views

Drywall ceiling in basement of multi family dwelling required by IBC

In a multi family dwelling is a drywall ceiling required by IBC in basement area below living area? 5/8 X? Property has 9 dwelling units in Baltimore City which uses IBC latest updates 2017. Area of ...
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1answer
71 views

What are the best options for rock, for french drains?

I'm installing a sump pump and a bit of drain, in a clay soil basement that happens to have a spring. It is silty fine clay that has a habit of migrating with water and clogging everything. What are ...
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1answer
116 views

Do I need a subfloor or a Dricore subfloor panels on concrete (basement) for ceramic tile?

I'm trying to do the most intelligent, yet cost efficient method to tiling by concrete basement floor. On some sites, it states to use a subfloor, with the underlayment. Others it states to just ...
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2answers
621 views

Romex cable tidying in basement

Old house, crazy town in the basement in regards to wiring. I'd like to clean it up a little, at least visually - happy to get contractor out if needed - but not sure what to ask for. So what would be ...
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1answer
32 views

Do I need to add a ground conductor when replacing a wall light fixture?

I have a new wall light that has 2 wires negative and positive but no ground the fixture screws directly to the wall and mot into a box do i need to add a ground wire to the fixture
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462 views

Substitute for Pressure-Treated 2x3

I'm trying to replace a few sections of rotted bottom plate in my basement. I want to use pressure-treated lumber as it will be in contact with the concrete on 2 sides (and it still occasionally gets ...
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0answers
43 views

Removing Column Footings

I'm working on a basement renovation, and behind the wall I found the steel columns which I expected, but rather than sitting on the concrete slab like the other exposed one, there is a concrete ...
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2answers
1k views

Jumper cables for power inverter?

I just recently got a 1200 watt power inverter as a temporary backup for my 1/3 horsepower sump pump. The sump pump is rated 8 amps at 105 volts so I believe the max power it uses is 960 watts. I used ...
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1answer
47 views

How do I safely bleach basement cabinets?

My basement has built-in cabinets and posts that are stained a dark brown and I want to lighten them - ideally something closer to white oak. I researched online and found that a chlorine bleach is ...
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2answers
422 views

Vertical float switch for tethered float sump pump?

I have a sump pump in my basement that has a tethered float switch. The sump is not deep enough for the switch to turn on so I have to go down there and turn it on manually every time it rains hard. ...
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2answers
1k views

Mounting TV on Thick Drywall + 1" Stud + Concrete blocks

I am trying to mount my 55" TV to the wall in our basement. It is an old (~1930) semi-detached house and I am a mounting it to the shared wall. As best as I can figure out, we have 1.5" drywall ...
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1k views

Do I need a Vapor Barrier In My Basement Walls

I am finishing my basement and am Wondering if I need to put a poly vapor barrier on the walls? My basement walls are foundation block with 1" Dow shiny foam board over them. 2x4 studs against the ...
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1answer
734 views

Basement Flooding suddenly. It looks like I have a French drain. Why is it still flooding?

I recently bought a house and for the first month+, there was absolutely no water in the basement. All of a sudden one day, I go downstairs and there are puddles! I look and see that the water is ...
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95 views

Mystery: Water vanished from flooded basement with no floor drain

I live on a century old home whose unfinished basement got flooded this week. We had heavy rainfall which overwhelmed the city's storm sewer. At a certain point there were about two inches of water ...