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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Floor Makes Metal Clang When Walked On - One Room

We have a 3 bedroom, 2 bathroom house. The whole house has hard-wood flooring. One bedroom on the corner of the house has a floor that sounds hollow... When walked on it makes a loud clanging sound... ...
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Do I need to remove the adhesive from peel & stick vinyl when putting hardwood with rosin paper?

I am removing peel and stick vinyl from plywood and will be putting nailed 3/4 in hardwood in its place. Do I need to get all of the adhesive up or is it ok to just put my rosin paper or other ...
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181 views

Water/ moisture coming through patched concrete hole in basement floor

We had our walls braced last summer and the basement guys had to drill holes in the floor to push the walls back in to place. They patched up the holes with concrete and I've noticed a few times (...
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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 ...
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55 views

Basement Floor Cracks

I have very thin cracks in my basement floor and I'm attempting to patch them before trying my hand at acid staining the floor. I've read some differing opinions on the use of hydraulic cement or ...
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86 views

Salvaging a poor bathroom floor

Recently I completed a bathroom remodel mostly on my own. It was an overly-ambitious project and one of the key mistakes I made was rushing the prep-work for the sloped tiled floor. The bathroom ...
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91 views

How do I support a deck-style floor in crawlspace?

This question is kind of a follow-up to the one asked here: how-should-i-add-flooring-in-my-crawl-space. My crawlspace is exactly as the one described. Basically my house is on a slope and have a ...
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67 views

How to prepare concrete for epoxy floor coating when it's been repaired with a epoxy hole repair?

After taking our garage down to the studs to remediate black mold, and replace drastic termite damage, we intended to just scuff up the former owners concrete paint (I think now it was probably latex ...
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68 views

Repair garage floor

How do I repair the cement edge to the entrance to my garage.
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274 views

Vomit etching on stone floor

My daughter was sick on the stone (I assume it's marble - that's what it looks like) floor. It was cleaned up right away, but now there is a visible (from the right angle) dull spot on the floor ...
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2k views

Painting Brand new concrete floor - is an acid wash necessary?

I just bought a newly constructed house that has a large (20x20) attached shop with a concrete floor. I want to paint the floor. I've looked at several sites on how to do this, and they all say to ...
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64 views

Concrete slab between stories

Here in the U.S., pretty much all the houses, even those that are made of brick, have framed floors, meaning there are 2 x (usually 10) joists from one side of the house to the other and then OSB ...
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87 views

How to support new wooden floor joists on stone and clay foundation walls

I'd like to ask you for some best practice sharing, or advice . My situation: I'm about to make new wooden floor in old house with walls made of clay and huge rocks. The walls are therefore a bit ...
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510 views

Pier Beam Foundation Sill Beam

Background: I live in upstate New York, just outside of Ithaca. My wife and I have recently purchased a home at a steal because of an existing relationship with the previous owner. So the fact that I ...
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81 views

What are the steps or phases to prepare a basement for finishing?

I've got a small house with an old finished basement, and want to refinish it. I've removed most of what's there (carpet, panel walls, old ceiling tiles, floor tile, etc) and am at a point where I ...
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70 views

Redoing shed base

I have a 12x16 shed, in which is built on a skid. The skid bottom is starting to rot. Is it possible to remove the floor inside the shed, dig out six holes, and put 4x4 posts cemented in, and attach ...
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103 views

Sistering joists supported by concrete block on each side

I am going to start a kitchen remodel on a mid 40's home that is constructed with concrete block on all exterior and filled concrete block center wall up to the second floor. Floor joists span approx ...
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decking overhang

I am building a 8x8 deck with stairs coming from landing on north side to landing on n.w. corner then along the west side. inspector said if I can show that running the 6 2x8 joist full length 12 ft. ...
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126 views

sticky popping sounds coming from under my newly laid hardwood floors

i have a very annoying and frustrating problem. there are sticky popping sounds coming from under my newly laid hardwood floors. there is a underlay on cement base and the installer swears that he ...
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What are my options for handling kitchen floor/dining room floor height differences?

I'm reflooring both my kitchen and the adjoining rooms. The kitchen will be tile and the Living Room/Dining Room will be engineered hardwood. I'm going down to the joists in the kitchen because the ...
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258 views

How should I deal with old black mastic before installing floor tiles?

I will be removing wood floor tiles that wee installed over old VCT tile which have black mastic on them. I can remove the wood and VCT with no issues, but I do not want to have to remove the old glue....
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Where should I put the transitioning from tile to laminate with open floor plan?

I have an open floor plan in my house. The house is about 25 years old and the same white glossy tile was used in the living room, dining room and large kitchen. The tile looks decent in the living ...
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464 views

How to repair straight cut floor joist?

What's the best way to repair a cut floor joist? It looks like when removing floor boards for remodel, someone has cut about half way through the top of joist with saw straight cut. No notching. I'm ...
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452 views

What can I do to fix water coming up from floor drain?

This vertical pipe is connected to the kitchen sink above and the utility tub in the basement. When the utility tub is used, the drain in the floor is backing up. If the sink is run upstairs it doesn'...
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2k views

How can I edge concrete without an edge trowel?

How can I make a concrete floor (also using dry shake color hardener) with a proper edge, without using an edge trowel? In Brazil I cannot find an edge trowel anywhere, so I would like to know if ...
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504 views

Will I have any issues installing an in-floor heating mat with premix mortar?

I installed a radiant floor heating mat under ceramic tiles using a premix mortar. I now understand this was not the right thing to do. After further research the only reason I can find that suggests ...
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198 views

How should I waterproof a replacement shower floor?

I have to replace the tile floor in my shower because of mold. What should I use to waterproof the floor and turn up the wall?
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514 views

How can I stop water from coming up through the floor?

I have a house that is on a high water table, and water is coming up through the floor. The property was excavated around the perimeter a couple of years ago and installed a new Big "O". Drycore was ...
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36 views

Uneven floors from settling rim joist

We're trying to fix the uneven floors in our 850 sqft, 80 year-old house in San Jose. Our contractor opened up the floors and the problem appears to be that the floor joists rest on a skid, while the ...
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40 views

Repairing cut wooden floorboards on either side of the main joists

How do I repair cut wooden floorboards that have been cut on either side of the main joists, as now the floor is squeaking and bouncing all of the time? I have tried attaching baton underneath with no ...
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28 views

Domed concrete floor (garage) needs leveling

I am about to replace a 14ft wide garage door. The concrete floor is domed in the centre of the doors width. The mid section of floor is roughly level for about 6 feet wide but falls away each side ...
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103 views

?? black tubes in basement floor?

My house in Canada is 14 years old . From original construction, rising up out of the concrete basement floor are 18" black tubes about 3/4 inch O.D. in three different locations . What are they for ?...
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42 views

How to install second subfloor?

I'm putting in 12mm floating laminate with a 4mm felt underlayment in my living room and I noticed some bowing in the current subfloor to the point where I can see it while standing up. The high ...
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23 views

Cut Bathroom Supply Tube

I cut my hot water supply tube while replacing a damaged piece of flooring in my bathroom - pretty much cut it in half and now can't get it to stop leaking. How can I fix it to prevent future leaks?
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66 views

Need advice on correcting a floor dip

I have an older house (1940’s) with a dip in the hallway leading to my downstairs (1st floor) bathroom. From wall to wall the hallway is 14 feet with the wood floor joists below running parallel to ...
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123 views

When does a splitting floor joist become a problem?

We recently moved to the US Northeast and bought a 6 year old, two level plus basement house. I've been finishing the basement and have noticed several floor joists are splitting. I come from a ...
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32 views

Is it possible to get gas to an island range?

First, all gas/electric will be done by a professional. I have potentially the option to put a range in an island. I'm on a concrete slab. Can I build a raised floor and have the professional run the ...
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Partial insulation of suspended timber floor possible?

We live in a Victorian terraced house and will be putting tiling down in the hallway. I’d like to know whether at the same time we should also do something to improve the insulation of the floor. ...
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floor insulation

I am looking for an under-floor-heat insulation. I live in a newer well insulated mobile home. I want to install electric floor heating cable on top of my existing sub-floor in the main living area ...
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46 views

Why does the GFCI protecting my in-floor heat trip when the bath fan is switched on?

I have an under floor heating pad to heat the bathroom floor . It has a thermostat with a built in GFI in it and trips only when you turn off the bath fan . How can I correct this
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28 views

Hood vent duct in floor - sealing it

I have an 8" duct that comes up through the kitchen floor (runs in subfloor between basement and 1st floor and vents outside) and through a kitchen cabinet bottom that will house a pop up vent. I can'...
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210 views

Floor Load Guidelines For Second Floor Bookcases

I am considering moving a large number of books in bookcases to a second floor room, and I am confused by the application of live load to this situation. Each case has a 2.3 square foot footprint, ...
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28 views

Add tile to kitchen floor, eveness problem

My current kitchen floor has a plywood subfloor with glued on vinyl tiles. It would be better to have a mortar bed with ceramic tiles, but if I do this, it will add about an inch and a half to the ...
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77 views

Making an attic space into walkin closet

I have an attic space which is on top of my living room and 13'X20' size. I am trying to convert this space into a walk in closet. It has 14, 2x4’s joists spacing 16” on center on 13’ direction. It ...
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34 views

Refinish Part of Hardwood Floor?

I have a large spot on my floors where an office chair has been rolling back and forth on for years. The spot is now a bit worn and the finish on the surface has faded over time. In the photo, bottom ...
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96 views

Can we glue goza mats on the floor?

Is it possible to cover the whole floor of goza mats and glue the mats on the floor? It is to have the floor look like tatami. I would like to know how to lay goza mats, having it stick to the floor. ...
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312 views

Raising internal floor - to screed or not to screed?

The porch of our home has been made part of the interior. We now need to raise the floor to meet the level of the existing floor internally. The total height of the step is 5cm. So the floor needs to ...
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40 views

Floor insulation benefits?

I am experimenting with a floor design which would be heavy stone slab on a blocking lattice (no floorboards) or maybe on steel joists. Either way, such a design will allow a pretty rapid heat ...
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72 views

how to re-level a floor

i've had a foundation inspector look at my floor: as you can see there is quite a deviance on the right hand side. he says that any future movement is likely to be limited; although, cosmetic ...
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110 views

How to renovate a basement floor?

I'm going to remove a berber carpet glued to a concrete slab and I'm not sure how to prepare the slab for a finished floor. I'm renovating a room in a finished, walk out basement. It's adjacent to ...