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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6
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1answer
635 views

Our vinyl floor install will need to be redone — will new vinyl need to be used, or can the existing vinyl be reused?

I had a company (whose name will not be mentioned unless they refuse to fix the job) install a new vinyl floor. I'll spare all the ugly details except the one that's relevant to this question which is ...
3
votes
2answers
1k views

How do you determine the slope of a floor?

What are some methods for figuring out the slope of a floor? I've always heard the slope referenced as, eg: "1/2inch over 6ft." - is this the normal way, and/or are there other common ways to say ...
4
votes
1answer
606 views

How do I cut grooves in self-leveling concrete to incorporate an existing drain?

This is a follow up question to my previous question about leveling a basement floor without losing the drainage. After the feedback I decided to use self-leveling concrete and cut (or form it in ...
6
votes
3answers
5k views

How do I level a basement floor but not the slab underneath?

I'd like to install laminate floor on top of Delta FL in my basement. The basement slab is not level, it slopes (from all directions) towards a floor drain (that, via a pipe, leads to a sump pump) ...
4
votes
4answers
3k views

Do I have to check if my floor is level before installing new linoleum (from a roll, not tiles)?

I just tore up my old linoleum flooring and will be installing new linoleum in the next few days. Some internet research has revealed that I need to make sure the floor is level and, if it is not ...
5
votes
3answers
4k views

Can I lay down solid wood planks on top of my basement concrete floor?

I live in Oakville, Ontario and have a detached home with an unfinished basement with concrete floor. I would like to put hardwood flooring in part of the basement. Instead of tongue and groove ...
1
vote
1answer
1k views

How do I install a vapor barrier and insulation in an existing floor?

I have a large room in my house that is built over a crawl space. The floor of this room does not have any insulation installed in it. I live in upstate New York so it is my understanding that I ...
2
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0answers
213 views

How do I remove mold and mildew from subfloor of a house with crawl space? [duplicate]

Possible Duplicate: Mold remediation in crawlspace House with crawl space has mold and mildew on the sub-floor. I've determined the cause is no vapor barrier and a leaky pipe and there is ...
1
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1answer
214 views

Water damage in the kitchen

Today, we went out of the house for about an hour and when we came back the whole kitchen was flooded. Turned out the cold water soft connection for the kitchen sink had somehow disconnected (?). We ...
8
votes
1answer
518 views

Which is least likely to crack due to high traffic, large or small tile?

Consider a kitchen on pier-beam flooring with two doors allowing traffic to flow through it. The floor is 10x10 feet. I plan to tile and would like to minimize risk of cracking. Which size tile would ...
3
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2answers
3k views

Should I seal, waterproof a concrete basement floor before painting?

What is the best sealer/waterproofer to put on a basement floor that I just want to paint. New construction, no water problems, but washer & drier & water heater are in basement and add to ...
3
votes
4answers
120 views

Which way to put a parquette floor according to windows?

I have heard people saying that hardwood-floors should always be put alongside windows while others claim it should be put orthogonal to windows. Which one is the better way now?
2
votes
1answer
428 views

Is floor paint on concrete purely aesthetic or actually functional?

I have a large thatched barn recently (6 months) laid with a concrete floor to replace the original mud floor. The concrete was dusting badly, especially near where a table tennis table sits, so I ...
5
votes
2answers
3k views

How can I clean a very dirty concrete basement floor?

My basement floor has been made amazingly gross (thank you, cats) and I'd like to get it really clean. Is there an option other than scrubbing on hands and knees? Are there cleaning solutions that ...
3
votes
1answer
80 views

Normal Hardwood floor installation on a wood structured deck

We need help on installing hardwood floors made of larch (a type of cedar). They are 3/4 wide and we want to install them just as we would inside a house. We will oil them with an exterior ...
4
votes
1answer
397 views

Dealing with scratched floor tile

I have a kitchen with a tile floor. In one corner, there's been a pedestal style garbage bin. It seems that stepping on the foot pedal has caused the bin to shift slightly during each use, and over ...
8
votes
2answers
511 views

Is a sagging floor possibly detrimental?

I live in a house built in the early 1900's. The dining room, which is in the center of the house, sags enough to where you could set a marble in the middle and it will always roll to one side. The ...
0
votes
2answers
198 views

Preparing surface when tiling over existing tiles

I'm retiling our bathroom and intend to tile over the top of the existing floor tiles. The floor is in fair condition at the moment with no cracking except in one place which I did myself and will ...
1
vote
1answer
529 views

How level should a new floor be?

How out-of-level or out-of-plane does a floor need to be before it is noticeable? Many of the houses I've lived in have floors that are out-of-level, visible to the naked eye. At what point does that ...
3
votes
4answers
2k views

How can I improve the cold floor in my ground-floor unit?

My home is a ground-floor unit in a condominium. The floor is really quite cold and I'd like to do something about that. I saw in another question the suggestion to use Platon. Would I be able to put ...
1
vote
4answers
959 views

What types of flooring can be used with electric radiant heat?

I am considering converting an old enclosed sleeping porch into a usable room year round (in Ohio). Currently the floor is a big slope to allow for drainage when it was still open, obviously I want ...
0
votes
1answer
467 views

Alternatives to wood joists

I have a brick(3 wythe) building and starting to plan a kitchen remodel. The floor in the kitchen is pretty slanted and the wood joists don't look too good. So I will need some way to level the floor. ...
3
votes
2answers
8k views

Standard height from floor to ceiling?

Is there a standard height from floor to ceiling. I want to install some false ceiling (plaster board) ... I seem to remember there was a standard but i don't remember it Any help really appreciated ...
5
votes
2answers
4k views

How do I level an unlevel floor?

The second floor of my house is not to level. The walls are, everything is straight but the floor has a slight pitch. I'm about to remove the current glued vinyl tiles and replace it with a regular ...
2
votes
1answer
877 views

How do I pull up sheets of plywood from the floor?

I have ripped up the carpet in the master bedroom and found that between the sheets of plywood there is cold air blowing in because part of the floor is over the garage. I want to pull up the nailed ...
5
votes
4answers
11k views

Where should I start laying nail down hardwood flooring and how do I make it straight?

I'm planning to install tongue and groove hardwood flooring in my living room, dining room, kithcen, hallway, and powder room. The longest unbroken length of floor runs from the front bay of the house ...
2
votes
1answer
201 views

How do I fix an irregular hole in my heater closet?

The plumbers cut a roughly rectangular hole in the water heater/heater closet floor when fixing the drain pipe for the condensate line. The closet is located in the garage. There are two 2" PVC ...
5
votes
4answers
4k views

How do I make my floors more stable?

My builder did (what seems to me) a cut rate job on my floors. When I walk around in my house my table and entertainment center (and other such things) shake as I walk past them. (Heaven help me if ...
2
votes
3answers
95 views

Timber Veneer Flooring?

We have existing polished timber floors, it is patchy (different parts of the house are floored with different kinds of timber) it also has a few gaps and holes. We are thinking of laying down some ...
14
votes
6answers
5k views

How do you reduce floor sound transmission?

How do you reduce the sound transmission through a floor? Using "green glue" between a couple layers of plywood subfloor seems to work well. Are there any other tricks or suggestions?
2
votes
2answers
437 views

How can I drill through a Linoleum floor?

I would like a drill a hole through my dining room floor to run a wire. The floor is carpeted, so I pulled back the carpet in the corner to find an old linoleum floor. I attempted to drill a hole ...
7
votes
3answers
442 views

What is the recommended technique for refinishing hardwood floors

I have old hardwood floors in my home that I'd like to refinish myself. I'm ok with all sorts of manual labor, but I'd like to know the preferred method for refinishing them without damaging my walls ...
6
votes
2answers
670 views

Can I sand bamboo floors?

I have prefinished bamboo floors in the kitchen and they are not in a good shape. I was wondering if i can sand them. Somebody told me that i can't send prefinished floors (oak or bamboo), somebody ...
4
votes
1answer
314 views

Options for Hardwood Floor Scratch and Gouge Repair

I have a 10 month old puppy who recently discovered her (apparent) love for the taste of wood putty. There was a rather large knot hole that had been plugged and finished in our living room floor that ...
4
votes
1answer
301 views

Crack spanning several tiles

I've got several tiles in my dining room that have a diagonal crack running across them. Since it's a pretty straight line across several tiles, I'm guessing it's a foundation issue. The room is at ...
5
votes
2answers
232 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 ...
5
votes
3answers
1k views

What can be done to fix a squeak in stairs?

This might be better suited as a community wiki, what do you think? My parents house has very squeaky stairs. The house is over 100 years old, so it's to be expected. What can be done to fix a squeak ...