Questions tagged [floor]

For questions generally relating to the structure and construction of floors in buildings, including designs, materials, support mechanisms, load-bearing calculations, etc. For questions specifically about the top-layer covering of a floor (tile, carpet, hardwood) see the "flooring" tag.

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69 views

Hardwood Floor Squeaks - Fixing Squeaks or Removal of Hardwood Floor for LVP

I just bought an old house that was build in the 1950s. The house has hardwood flooring all over the house. The hardwood floor squeaks everywhere, not in just a specific spot or area. I noticed that ...
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2answers
222 views

Are the joist repairs in my home safe and correct?

As the title says, I recently bought a home and am in the early stages of finishing the basement. However, after tearing down the old ceiling tile, I found that my floor had experienced water damage ...
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50 views

Floor Weight Question for Aquarium

I am building a reef tank in my living room, it's in the corner of the house, and as you can see from the drawing, it is sitting on 5-floor joists. The house is less than 10 years old and the joists ...
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2answers
223 views

Advice on building a livable cabin floor on a concrete slab with insulation and plywood

I'm planning to build a 10 x 12 living space based on a shed design. The shed will rest on an existing concrete slab therefore my plan is to lay 6 mil polyethethylene sheeting and foam board ...
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1answer
64 views

Floor gap between tile and wooden floor

I'm wondering what to use to fill a gap between my conservatory floor tiles and dining room parquet flooring. I originally put a pvc threshold there to cover the gap but this through way has been ...
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1answer
38 views

Subfloor and hardwood floor installation:leveling and squeaking

I am installing a wooden subfloor and hardwood floor as part of a project to finish our attic. How do I level the subfloor? And should anything be added between subfloor and hardwood floor to help ...
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1answer
1k views

How do I reverse the slope of my garage floor?

When I built my garage 25 years ago, the concrete contractor nixed my idea of installing in-floor drains under each car "bay" and assured me that he would slope the floor toward the garage ...
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2answers
188 views

Approaches to level a concrete floor with shallow pipes

I have a situation very similar to How to level a section of raised concrete floor?. Except, in my case the obvious solution of grinding the high point is not possible. In my hallway I have a raised ...
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Do I need to remove all carpet adhesive residue before using a floor leveler?

We have a slab foundation on our place. The previous owners put down carpet with pad and there's a fair amount of glue and pad residue on the concrete, as well as some paint overspray. We'll need to ...
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1answer
106 views

Replacing floor boards and joists

I am replacing water damaged floor boards in my bathroom. They were previously tiled and I will be tiling them again. It's an apartment and below the floor is concrete, with joists between the ...
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2answers
213 views

Is there a better method for affixing UPVC floor trim to skirting, other than the adhesive tape provided?

Can anyone recommend a better method of affixing UPVC (e.g. Homelux) floor trims to skirting other than the adhesive tape provided? Can you mechanically affix them or is it just down to adhesives?
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2answers
252 views

Fill space between hardwood floor and wall

Last winter we noticed several areas of our floor have gaps that allowed cold air in. I'm looking for suggestions on how to fill these gaps between the wall and some floorboards that don't extend far ...
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4answers
2k views

setting up long runs of hardwood flooring: where to square from?

So I have a 3 bedroom house, middle room being the smallest. The master is the widest covering the width of the house, and the 3rd room at the back is long and 2/3 the width of the master. I am doing ...
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3answers
5k views

What should base kitchen cabinets sit on top of? Why? Why not?

We are renovating our kitchen. We are ripping up the existing tiled floor. We are going to be installing IKEA cabinets. Should I install the cabinets on top of the subfloor? Or should I install the ...
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2answers
21 views

Can I use a floor patch over this small area of slightly damaged subfloor?

I have this small corner of floor next to the tub in my bathroom where water got in at one point (very long ago it seems), so I’ve peeled back the VCT and vinyl floor layers to reveal that the top ...
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1answer
61 views

What size dip in the floor needs to be filled before carpet is installed? [closed]

We are planning to put carpet over an oldish hardwood floor. I noticed that the floor has a dip of about 3/8" in a few areas. I intend to measure around with a long straightedge and see if I can ...
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1answer
42 views

How to raise a wooden floor above a basement (old porch floor) 8 - 10" to the same height as the adjoining room

My current mud/laundry room was once an exterior porch (enclosed decades ago). I removed all the layers of flooring down to the original planks thinking I would refinish it or do tile or something. ...
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2answers
110 views

Basement Floor Feels Uneven

I recently purchased a home with a full finished basement. The home was built in 1988. No foundation or structural concerns were noted during the home inspection. There is carpet in the basement. The ...
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1answer
60 views

Will this arrangement of bricks be a good base for a concrete floor for a garden shed?

I am building a 6ft x 4ft garden shed which will have a concrete base. I've levelled some ground, built a frame, and made a floor out of old bricks. The ground is fairly clay-heavy. I've been ...
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2answers
71 views

Do cracks in softwood boards indicate structural problems?

I received my terrace decking boards today. Almost all of them have fairly deep cracks on the ends and some have cracks on the face. Should these be considered as critical damages or I should still be ...
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1answer
120 views

How can I remove paint splatters from sealed decorative concrete deck?

I have a custom concrete pation & pool deck that is textured / painted to look like wood. It is also sealed. Recently I had the coping on my pool fixed and the guy did a great job but left quite a ...
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1answer
68 views

Floor strength help

We have a second story floor 12 ft long 2x12 16 on center. We want to put a 36 x 80 piece of equipment that's 400 lbs that vibrates. Looking for load specifically. Do we need to double 2x12 under the ...
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51 views

I put caulking in between tiles that had grout already underneath it. What do I do?

My floor tiles had unsealed grout already in between the tiles. I went to Home Depot and bought a “sealant”, but it was actually caulking. I ended up putting caulk over top the unsealed grout in ...
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2answers
33 views

rotten wood between concrete slabs of floor

When prepping the floor to tile, I came across what appears to be old wood siding between 2 solid concrete slabs in a doorway.It is about a half inch wide a d runs the width of the opening. A ...
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1answer
139 views

Joist size calculation for attic loft conversion

I'm familiar with the concept of sistering ceiling joists to make them appropriate to hold a live load as a floor, but I've found the various joist calculators and tables either wrong or confusing. I'...
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2answers
98 views

When installing two layers of subfloor, is it okay to secure both layers to joists?

I am in the middle of replacing my subfloor. The old subfloor was two layers, each about 1/2 inch thick, totaling 1 inch. 1-1/8 inch OSB is pretty much out of stock everywhere at the moment so I'm ...
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2answers
98 views

Can I safely remove this sill?

We are putting in a new terrace and we have these sills or transitions on the outside of the doors which hang over the terrace. See picture below. My preference would be to remove these sills and ...
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1answer
36 views

How to fix cracks in cellar room?

I have a question regarding the cellar floor of my 1950s house in germany. It has a concrete floor. In one room there are a lot of cracks in it. They are meters long, but only a few mm wide. When ...
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1answer
65 views

Subfloor or partition walls first in a cottage attic?

Its time for me to think about the internals of an attic in a traditional British one and a half storey cottage. Picture of 1st floor inside cottage Note this is just spare bits of timber sarking as ...
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1answer
52 views

Found a Crack in Subfloor when Removing Old Tile

I was removing old tile from my kitchen and found the crack seen in the pictures. I was wondering how big a deal the crack was and how to proceed with trying to lay new tile. I wanted to knock out ...
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1answer
343 views

Cold air under base board heat from floor

My wood floor doesn't go all the way to the wall underneath the base board radiator. I have a draft coming from that section. - what can I put down to stop the draft and looks nice.
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1answer
63 views

What wood is our floor made from and will it be good as polished boards?

Can anyone tell what wood this is. It is a photo underneath the house (Southern Australia region). Will that come up well as a wooden floor?
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1answer
100 views

Mystery iron rod/how to remove?

I have a 1947 pier and beam house with an L shaped iron rod through the floor in a hallway closet. It moves up and down but will not lift out completely. I thought it might control the vents under the ...
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1answer
81 views

Plane floor joists, sand subfloor, or sand underlayment to handle hump in floor for cork plank flooring?

I am planning to install 5/8 in. plywood underlayment for some floating 1/4 in. cork plank flooring. Unfortunately, there is a hump in the floor spanning three joists, based on my measurement and ...
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2answers
939 views

Cheapest way to level large concrete floor without losing height

I have an old building that I am converting into a living space. The slab foundation is very old and uneven in a lot of spots. I need to level it, but I can't increase the height of the floors too ...
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1answer
34 views

Floor moisture issue, discoloration. What could be the cause?

We've been experiencing an issue across the floor on one half section of the house where there are discoloration spots across the floor. Moisture meter reads high- anywhere from 40-80% on spots with ...
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31 views

Waterproofing flat balcony over a shed

I have a kid's club house built over a shed part of it exposed as a balcony with flat floor no roof over it . The old floor was an OSB flooring badly damaged with water, so I replaced it with a new ...
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1answer
47 views

How smooth should I expect final finish to be on an new hardwood floor install?

I had an existing hardwood floor in one part of the first floor connected to new wood in the rest of the first floor. The contractor has done a great job of splicing in so there is no gap. What I'm ...
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2answers
1k views

Can my floor hold 2100 lbs of dead load?

I'll admit I don't get how to compute how much my floor can hold, and probably wouldn't trust my own math, even if I came up with the right answer. I'm looking to purchase a recording booth. I do ...
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1answer
86 views

How do I tell if dried flooring glue is oil-based or water-based?

I removed vinyl flooring that was glued down (by a previous owner) in the 1990's, and there is a significant amount of dried glue left behind on the concrete floor. The self-leveler and glue that I ...
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1answer
567 views

Is joist blocking safe on these old warped joists?

I purchased a house built in 1960 and like other people have mentioned the terrible bounce, I got the same exact situation. I'm thinking of installing blocking to strengthen the floor. The 7 joists ...
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92 views

How to seal an OSB shed floor against pest, weather, and temperature?

This question follows from my previous question about leveling my OSB shed floor. I didn't realize until I received several comments and suggestions that said question actually has two focuses: How ...
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6answers
58k views

How can I locate floor joists?

I want to use some stop squeak screws that pull the subfloor tight to the joists, then break off beneath the surface of the floor. I am having a difficult time locating the joists: my stud finder ...
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2answers
945 views

Floor sagging between joist- please help

I recently bought an old home- 102 years old and have some flooring issues. The long story is we bought it knowing it had foundation problems in the rear right corner. The home had a poured concrete ...
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0answers
32 views

Filling first concrete floor with Autoclaved aerated concrete (AAC) brick to 3 feet height is good?

First concrete floor is with 500 sq.ft. area. Out of this, 200 sq.ft. is in projected form for about 3 feet height. So, we are planning to fill in with AAC blocks up to 3 feet height for the rest of ...
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1answer
168 views

how to repair garage concrete threshold

I have a really badly cracked concrete floor at the garage's threshold, looks like the previous owner just slapped concrete on threshold, and it has broken in pieces. What is the right way to fix it? ...
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2answers
416 views

What do I have to do to prepare my garage floor for paint?

I'd like to paint my garage floor, possibly with textured paint. What do I have to do in order to get my garage floor, which is currently dirty and somewhat oily, ready for something like an epoxy-...
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4answers
335 views

How can I get my floor register to fit in the duct opening?

My duct opening is right next to the wall. I pulled out this old register to replace the baseboards but now I can’t fit it in the opening anymore. It seems like the existing duct gets in the way when ...
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1answer
199 views

How to even floor varnish without sanding the whole floor

We rent a flat with a rustic Victorian look. They've removed the carpets and varnished the wooden planks under them. Looks very rough but also nice. The problem was that they also varnished over some ...

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