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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1answer
206 views

Are all toilet bolts installed from under the floor?

My mom has an older toilet. When is became loose, in order to tighten the bolts she had to hire someone to go under the house. We just got a new toilet. I was hoping to install it as a d.i.y project....
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2answers
54 views

Cleaning dried up hand-disinfectant from lacquered wood floor

There was some hand-disinfectant dropped on a lacquered wooden floor. Tried to remove as much as possible with a wet tissue but the stains shown in the picture remained... Anyone knows what could be ...
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2answers
244 views

Is it possible to fix this swollen floor?

First of all sorry for my English. I've built a playhouse for my kids: I've painted it using this: The construction took me maybe more than 3 months (this was my first attempt to cut a wood and ...
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3answers
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First floor of house wobbles!

I've seen similar questions but I'm still stuck for an answer, so I hope someone can help... I've just built what is essentially a two-storey cube, 6m x 6m x 6m. It's a steel construction, a little ...
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1answer
547 views

Is This Wood Still Good? (Water Stained or Rotten)

I have an attachment on the side of my house, basically an enclosed porch but could also be a mudroom. One of the doors leads to a deck where the prior owners let the gutter downspout fall out of ...
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4answers
37k views

Hardie Board Subfloor—Thinset or No?

I'm remodeling the bathroom in my house that was built in the 1930s. I stripped out the old flooring down to the 1x8 wood planks (about 1/4" between each). I have 1/4" Hardie Board to put down in ...
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1answer
65 views

Is this a floor framing system? what is the difference between joist splices and floor joists?

I googled "floor framing" and got lots of results. The following (img_1) is the simpler one. According to the anotations in the image, there are 7 joists, 2 bearers, 6 stumps, right? Consider the ...
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5answers
2k views

I need a neat solution for lifting a floor boarded trap door

I've just had a 'trap door' replaced in a floor boarded floor. The previous trap door just had a couple of finger holes in it to lift it out, however: This was not particularly neat The trap door is ...
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3answers
9k views

What Cement Based Product Is Used for Smoothly Finished Floors?

I recently replaced a floor drain in my basement around which I had dug out the concrete, gravel and clay soil. When I sealed it back in, I laid down a bed of gravel and sand, and then used a ...
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1answer
74 views

Reading the measurement of the slope of a floor

I have been told the slope of a floor is 2.5 degrees. How does that translate to the dropping of the floor so many inches in four feet?
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2answers
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How can I replace laminate with polished concrete flooring?

I'd like to investigate whether I can replace my first-level flooring - currently faux-wood laminate - with polished concrete. What do I need to know? Is it even practical to put down polished ...
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1answer
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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 ...
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1answer
97 views

My apartment still smells like polyurethane after over a month! I have a toddler with respiratory issues, please help

I just moved into a recently renovated apartment. I am not sure exactly what work was done or what products were used. It has new parquet wood floors and the place was sitting empty for a month. I ...
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2answers
144 views

How do I best protect my hardwood floors from damage by moving chair legs

I have beautiful oak wood floors in my kitchen. Its looking wonderful since I finally found something great to clean it with. The problem I have though is an ongoing one. I have wood kitchen chairs ...
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1answer
80 views

Floor lamp - what is this part?

I would like to repair this floor lamp. The piece in the picture has snapped but I’ve no idea what it’s called to get a new part. Can anyone help?
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3answers
181 views

Framing around depressed area of floor: a good plan?

I'm installing a grandfather clock in my house. Problem: my first floor ceiling is 88" high, and the clock is 94" high. I can't modify the clock, so I'll have to modify my house. The solution is ...
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1answer
79 views

Why do I have smaller than expected floor joist components?

I cut out the subfloor in my half bath on 2nd story above garage. I didn't expect to see 2x4s proving the most support, and just one 2x6 joist. Can someone explain to this newbie what's going on? ...
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3answers
12k views

Do I need to replace water damage or just let it dry out?

I had a water leak under my kitchen sink. It happened pretty slowly over the course of perhaps 8 weeks. The bottom of the cupboard was saturated and about 6 " up the sides of the same cupboard unit. ...
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1answer
594 views

Halo effect sanding floors

I've used a drum sander and an edging sander to sand a floor. This has left the perimeter of the room a little different from the rest. What's the best way to blend both the regions ? I used 36,60,80 ...
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2answers
2k views

How much weight can floor made of plywood over joists on concrete slab support?

I'm installing a 3' x 4' masonry heater that will weigh 1700 - 2000 lbs in a room that is a converted garage. The floor is plywood over 2x4 joists directly atop a concrete slab. How much weight can ...
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2answers
821 views

Reattach carpet to one wall - looking for advice/suggestions

First off, some pictures of the carpet I am looking to re-stretch: I recently finished remodeling a bathroom, and in the process moved a wall, so in the adjacent room we pulled up the carpet along ...
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2answers
168 views

Should I change all floors or only one?

I have two different type of flooring on my second floor. I have almost 30 sqm with dry pine flooring (four rooms), and 8 sqm with vinyl (one room). The pine planks are not nailed to the floor, I can ...
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2answers
2k views

How do I tile over a leveled floor with a feathered edge?

I have a laundry room in a home I just bought which had some unseen water damage. They originally had the sticky vinyl tiles on there which I pulled up. The concrete underneath was pitted and uneven. ...
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1answer
295 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 ...
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1answer
62 views

Sunken area under bathroom cabinets

I'm remodeling a bathroom in a Houston, TX house that was built in 1969. After removing the cabinets on each side, I found that the concrete floor is approximately 2 inches lower where the cabinets ...
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2answers
84 views

What is the difference between floor and subfloor? Is subfloor a part of floor?

Consider the following image (img_1) I guess the whole thing is called a floor framing system and subfloor is a part of the system. So subfloor is a part of floor. is my understanding right?
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2answers
103 views

Is it ok to insulate external cantilever floor joists with foam board to fix cold floor?

We have very cold floors in the kitchen because the outside air is moving up through the external cantilevered floor. I'd like to insulate it by cutting 2" foam (probably XPS or Polyurethane) and ...
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1answer
145 views

Ideal approach to level a 6x8 ft bathroom?

I am in the slow process of remodeling a small bathroom. The room is roughly 50 square feet. I am down to the bare joists and have 3/4" plywood that I'm about to screw down with 3" screws. After that, ...
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1answer
612 views

non-permanent construction adhesive?

I'm building a small floating wall about 3.5' wide. almost 8' tall. It will be 'floating' 8" away from the ceiling, floor, and perpendicular wall via 1/4" steel pipe connected to floor flanges. It ...
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1answer
63 views

Is it better to remove existing floor before placing new one

I have an existing marble floor in my kitchen in my house that is 40 years old. I am planning to put tiles there. Is it better to remove the marble floor and then place the tiles, or should I put the ...
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2answers
4k views

Dealing with Asbestos Floor Tiling

This is a cement kitchen floor (about 300 sq ft). Removed cheap pergo flooring and discovered a layer of tiles from 1962. Had them tested and came back with a high composition of asbestos. Here are ...
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1answer
658 views

Is it okay to put 3/4“ plywood over 1/2” wood subfloor?

I recently purchased a 2 level condo and took out existing hardwood floor on the 2nd floor. Some of the pieces of plywood is pretty old. I wanted to get an honest opinion on whether I should replace ...
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2answers
12k views

How can I level my bedroom floor?

I have a second floor bedroom that is 10' wide by 16' long. The floor is 3/8 to 3/4 then back to 3/8 lower, then 1/4 to the bedroom door. How can I even the floor? I can not raise the new floor ...
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2answers
264 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. ...
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2answers
288 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. ...
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3answers
110 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 ...
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1answer
48 views

Toilet flange concreted into floor, replacement?

I've got a toilet on the concrete floor. The old flange has rusted and disintegrated at the hold down bolt slots. But the flange is actually cemented into the floor. I think my #1 option is to cut off ...
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2answers
91 views

How can I prevent post support brackets from creaking under foot traffic?

I (well, a contractor) added a new addition to my house, and the floor creaks when I walk on it. I crawled under the addition and identified the problem. On each footing, there is a steel bracket ...
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1answer
92 views

Sealing plywood edge and faces (Shed Floor)

I am laying a plywood sheet floor in my shed. I have plywood that is certified for humid conditions rather than wet and the sticker on it also says that the edges and faces should be sealed. It is not ...
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1answer
135 views

Oscillating or Drum Floor Sander

I'm refinishing the floors in a 4 bedroom house, built circa 2003. The house is roughly 1800 sqft total. The 4 bedrooms have pine floors, while the living room and the hallway are some sort of ...
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2answers
3k views

What insulation materials for converted vans?

I want to add insulation to the ceiling, walls, and floor of my van as a first step to convert it. What are the recommended/available materials for that aim? By "convert" I mean to turn a regular ...
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1answer
3k views

How do I seal the cracks between my asphalt driveway and my garage concrete slab?

I am not sure if this is an aesthetic problem or not. I suspect that if I do not fix the damage properly the water will continue to infiltrate the cracks and it will create larger problems in the ...
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2answers
9k views

How can I add flooring to an attic floor with electrical wires running across it?

Want to floor attic space that has electrical wires tacked to joists. is the best way to notch out additional boards over wires and add to the top of these joists and then floor?
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2answers
756 views

Do I need an expansion gap around concrete laid inside a building

We are laying a concrete floor inside a room in an old stone building. Do we need to leave an expansion gap around the edge? The room is open at the front so we are not insulating or anything.
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1answer
227 views

Do I need to use a waterproof sealant in my entryway?

Do I need to use a waterproof sealant in my entryway, over the backerboard and under the porcelain tile or is the thinset adequate? Sub floor is above grade, 3/4" plywood. thanks!
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1answer
2k views

Shaving floor joist

I have a small rectangular home 33’ x 26’. It’s built on a walled foundation with 2 x 8 joists running the width of the home and a center I-beam support. At the back of the home they stopped the cross ...
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1answer
233 views

Should the cement floor adheres to the concrete slab?

If I want to use a cement floor (with broadcast color hardener) over a concrete slab (laid over compact soil), should it adheres to it, or be separated? The concrete slab is rough, the cement layer ...
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2answers
2k views

Why are my floor tiles cracked and how can I lay them again so they won't crack

When I moved into my house, the kitchen has large floor tiles on the floor. Quite a few of these tiles are cracked. I've been told that the reason they are cracked is because under the floor tiles is ...
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2answers
20k views

How can I make a wooden floor flat, without using self leveling product?

I am preparing to install laminate flooring in the hallway of our 30 yr. old house. The hall is just over 3 feet wide and 23 feet long. The support piers/beam run lengthwise in the center of the hall ...
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1answer
1k views

Floor plumbing pipe too far away from the wall for vanity

Floor plumbing pipe too far away from the wall for vanity. I do not want to cut a hole into the vanity shelves to accommodate this discrepancy because the shelves are already shallow with limited ...

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