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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4
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1answer
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Framing a 10x12 wood floor, using 2x6 PT lumber

I am building a foundation for a 10x12 metal/vinyl coated shed. The foundation is ready with four 12" diameter concrete pillars and another three pillars down the center. I used concrete strong tie ...
2
votes
1answer
317 views

How should I install an access panel in a high traffic floor?

I have a bit of a bastard plumbing joint which resides directly under a main doorway in my house. I recently needed to cut into the flooring in order to make a repair. I've dealt with trapdoors in ...
5
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4answers
3k views

Any ideas on how to keep a refrigerator from moving without wheel locks?

I've got a frig on a tile floor without any wheel locks, and it likes to slide forward every time I open a refrigerator door quickly. So far I have tried: toilet shims shoved under the wheels. ...
5
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2answers
3k views

What can I do about mild water/moisture damage to laminate wooden flooring?

Yesterday, I accidentally left the window open while it was raining heavily. Some rain poured in for a while (maybe a half-hour or so) before I noticed. After I had wiped off the floor, some dark ...
2
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2answers
165 views

How can I repair a big gash in my kitchen floor?

How can I repair this big gash in kitchen floor (I can see wood) I was cleaning my kitchen floor, and moved the fridge out of the way. Problem is we have our microwave on it with a short cord. ...
1
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1answer
335 views

How can I stop cracking/squeaking sounds while leveling this floor?

I am reconditioning a wooden floor; I pulled up the carpet and am repairing, levelling and then painting the so-so boards I found. I already tried replacing the nails with screws but found that the ...
5
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2answers
2k views

How to finish dirt floor in a basement?

The floor of the basement of our house is half a flat area with a concrete floor where the washing machine and so on are, and half a semi-flat, slightly sloping dirt area, with the dirt area being ...
5
votes
1answer
2k views

What do I level a 2" slope in my concrete basement floor?

I want to finish a 12'x36' part of my basement. The trouble I am having is that it is sloped to a floor drain. I was told that DRIcore and shims would work but the drain is a 2" slope down from the ...
5
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4answers
2k views

How can I tile over a floor where hardwood is attached directly to joists?

My condo building in Boston was built in 1905, and converted from a hotel in the 1950's. Repairing some damaged hardwood in the livingroom the contractor found that the hardwood was nailed directly to ...
4
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1answer
2k views

What does blocking refer to in relation to floor joists?

This question was triggered by the following line in a home inspection: Blocking is not installed for I joists above beams in basement. I have found pictures of blocking at ...
5
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4answers
4k views

Can I use drywall screws to stop floor squeaks?

I've got an old squeaky hardwood floor with access to from below. I can feel the hardwood boards moving under my feet when they squeak so I just plan to drill up through the subfloor into the ...
3
votes
1answer
685 views

Should I install a wall before or after hardwood floor installation? [duplicate]

Possible Duplicate: Frame or floor planks first? I am building a small wall between two rooms. The existing flooring was carpet, which I have removed. I plan to install a floating floor ...
2
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2answers
215 views

Is it code to have a concrete floor in a bedroom? [closed]

For some reason I recall that it is Ohio Building code that a bedroom must have a floor finish material other than subfloor. So if you are in a Slab on Grade (SOG) condo, does the code require you to ...
10
votes
2answers
1k views

How do I fill in around waste pipes?

Broke the concrete in my basement to run new pipes for the basement bathroom. The plumber put sand under the pipes to support them at the correct angle. I asked him not to glue the vertical sections ...
4
votes
2answers
3k views

How to level a section of raised concrete floor?

I had a plumber move a toilet drain on cement slab. The new concrete he poured is about 1/8" higher than the rest of the floor. I need the floor to be level for tile installation. The new concrete is ...
7
votes
2answers
331 views

For a small building, should joists or girders run the long dimension?

I'm planning to frame a 12' x 16' floor. Should the joists be 12', and the beams 16'? Or vice versa? More detail: 4x4 posts on concrete piers; 12' x 10' will be enclosed; 12' x 6' will be a covered ...
4
votes
4answers
3k views

Is it possible to refinish floors one room at a time?

I live in a small townhouse and would like to refinish the floors in the upstairs of my home. It is very difficult to do all of the rooms at once, but a friend suggested that unless I do this, the ...
4
votes
1answer
4k views

How do I patch sections of polyurethane coating on a hardwood floor?

Sections of the floor in our dining room have worn sections, where the polyurethane coating has worn through to the bare wood. Having the room emptied and properly refinished isn't really an option at ...
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0answers
135 views

Kärcher RC 3000 alternative? [closed]

i am currently searching for an alternative to Kärcher RC 3000 robotic vacuum cleaner. The SIEMENS Sensor Cruiser has same build except the color. For me is important that the robot can clean the ...
1
vote
3answers
237 views

bathroom size, will everything fit?

Does anyone know of a website where you can given the dimensions of your bathroom and see how they would arrange your tub, shower, vanities and toliet?
6
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5answers
4k views

What is the easiest way to stop a door from catching on the floor?

When I open and close my bathroom door, it catches on the floor. This makes it hard to open and close it, and also makes a really annoying sound. What is the easiest way to stop the door from ...
4
votes
1answer
4k views

How can I insulate a shed floor?

I am currently planning on insulating my shed this summer to allow year round usage. My first step is to insulate the whole shed. - The walls and Ceiling are straight forward, I will be ...
4
votes
3answers
6k 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 ...
4
votes
1answer
232 views

What type of underlayment should be used when installing engineered floors?

I'm going to install floating engineered wood floor in a 3rd floor condo. It has plywood subfloor. My biggest concern is the noise of walking on the floor that people below me will suffer. My ...
6
votes
3answers
872 views

What should go between a wood plank sub floor and a hardwood strip floor

I am about to install a hardwood floor into a room in my 1905 farmhouse. The subfloor is 8-12" wide 1" thick planks. The floor I am installing is 2-1/4" prefinished solid hickory tongue and groove. ...
7
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1answer
3k views

What kind of wood should be used to replace a sub floor?

I live in a British late 1900s semi detached house that I assume would have had floorboards originally. However it seems that these have been replaced by Chipboard. This doesnt seem very sturdy and I ...
5
votes
1answer
659 views

Can I install carpet in the attic?

I'm planning on adding a plywood floor to part of my attic. I have some old carpet that I'm thinking about laying on top of the plywood. Is this a bad idea?
6
votes
2answers
209 views

How do I add in-floor heating to a small area?

I get extremely cold feet, and have radiant heating in some rooms of my house, and I love it. I spend a few hours a day in a room without radiant heat. Is there a way to heat about two square feet ...
5
votes
3answers
2k views

Soundproofing a floor: How about cement backer board w/ Green Glue and mass-loaded vinyl?

I've been researching soundproof underlayments for floors, but the selection seems to be very paltry. It appears that you're pretty much stuck with mass-loaded vinyl (MLV), QuietWood, and a few other ...
1
vote
1answer
937 views

How should I add flooring in my “crawl” space?

Our house has a basement where part of it is finished but one section is closed off by a door and just has a dirt floor. The space is about 25'x25' and about 12' tall (not really a "crawl" space) ...
6
votes
1answer
633 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 ...
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
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1answer
2k views

How do I prepare an interior cement floor for painting?

I have an enclosed carport that serves as 4th bedroom/den in a 30 year old house. This room has long been used as storage, etc, and is in fairly bad shape. I'm rehabbing it to serve as a home office, ...
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 ...
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) ...
8
votes
3answers
5k views

Is a radiant floor enough to heat the room?

I would like to know if an electric or hydronic radiant floor is enough to heat the room or if it's just to have a warm floor. And if yes, what is the efficiency (the time it take to warm the room, ...
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 ...
2
votes
2answers
211 views

How can I reduce squeaks in wood floors when no felt paper was installed between floor and plywood?

I've purchased a home where the previous owner installed 3/4" wide plank pine over a 5/8" plywood subfloor. The plywood is glued to a concrete slab but there is no felt paper between the 2 woods. ...
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 ...
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 ...
7
votes
2answers
800 views

How can I cheaply refresh parquet in an apartment?

We've recently rented an apartment with seriously damaged parquet. Since the deal is "take it or leave it", we've decided to "mend" the parquet ourselves. Dictionary :) Sorry for my bad english, I ...
2
votes
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
vote
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
517 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
votes
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
425 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 ...
11
votes
4answers
7k views

How do you stop the floor from squeaking?

I have a home built in the 1940's. The main floor creaks a lot and more squeaking and creaks seem to spring up in new places all the time. Is there an easy way to stop the squeaking and creaking? 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 ...