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
414 views

Should I remove vinyl flooring to allow the floor underneath to dry out?

We are renovating a 200+ year old house that had a dirt basement. We poured a concrete floor and put vinyl flooring (snap-together, looks sort of like wood) over this. The basement has gotten wet (...
0
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2answers
74 views

Do DRIcore panels need to be flat?

I want to install carpet tile over DRIcore on my concrete basement floor. The floor is far from flat; I would guess at least an inch or two of overall variation. Do I need to ensure the floor is ...
2
votes
1answer
349 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 ...
3
votes
2answers
253 views

How to fix office chair worn hardwood floor

I currently have a hardwood floor that is worn down by an office chair and it needs to be fixed, optimally without having to do the whole floor with a floor sander. As you can see in this photo: ...
2
votes
1answer
112 views

is it OK to lay an engineered wood floor that is 27' long without putting a T-joint in the middle to avoid buckling?

I am installing an engineered wood floor (bamboo). My LR/DR is 27' long. The installer said I ned to put in a T-joint transition between the LR and DR, at the 18' mark, to avoid buckling. I am ...
29
votes
10answers
9k views

Is this cracking foundation under a jack post a problem that requires repair?

I am buying an already-built new home. I find this in the basement. The builder says it's okay, but I am really concerned. Is this really a big issue? What steps would be required to repair it? This ...
0
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1answer
203 views

How to flatten an uneven plank subfloor when the existing planks can't be removed?

The upper-floor master bedroom in my c. 1700 house has a plank floor laid across the joists which is quite old, if not original. The planks were apparently once 1/2", but in some areas of the room ...
0
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1answer
29 views

How to fix a creaky carpeted floor?

I recently moved to a 30ish year old building. The master bedroom's carpeted floor creaks horribly when anyone walks across it - loud enough to wake my wife and daughter in the next room at night! ...
0
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1answer
94 views

How do I change/paint the color of a closet door floor guide

I can only buy this from the store. I have made two pairs of Shoji doors, the frame is black, the screen is made of rice paper. I need the guides shown below to be black. Any idea what I need to do to ...
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0answers
76 views

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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0answers
147 views

How to seal joint between stone foundation wall and conrete cellar floor

In my 1910 vintage Baltimore row house, the concrete cellar floor was laid after the construction of the house. The joint between the irregular surface of the stone foundation wall and the concrete ...
0
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0answers
52 views

replacing subfloor

How does one replace the sub floor? I will redo the bathroom and need to get to the pipes under the sub floor. This is the first layer of flooring... so it is installed before the walls went up. ...
2
votes
1answer
544 views

What should we do with floor tiles that were applied with Type 1 Mapei mastic?

We tiled a 25 sq. ft bathroom with 12X12 porcelain tiles. Instead of a bag of normal powered mortar (which covered more area than we needed), we picked up the tub of Type 1 Mapei and were told it was ...
1
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2answers
80 views

Installing Porcelain tile over linoleum floor

I'm considering installing porcelain tile over an existing linoleum floor. I've had several contractors come out and they confirmed it would be fine to do and suggested it (I know many posts ...
0
votes
0answers
71 views

How do I replace 2x4 outdoor decking with 1x4 hardwood decking?

I have a small entry area deck outside my front door, roughly 70 sqft. The deck is currently made of 2x4's and a few 2x6's screwed into ~16" on center floor joists. I replaced the front door and ...
0
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0answers
30 views

Solid oak wood floor acclimation time?

I am currently about to install a solid wood oak floor. The wood is to be delivered tomorrow if I measure the damp readings and the solid oak floor matches the readings of the subfloor would it be ...
0
votes
1answer
58 views

Any recommendations on joists for weight bearing?

I am building a room (14 x 25) in my barn. I intend to stack hay on the top of the ceiling of this room. The estimated weight of the hay is 24,000 pounds. The joists will run the 14' length. What ...
1
vote
1answer
247 views

How to clean pine wood floor (kitchen)?

I bought an older apartment with wooden floor, so I have no idea what kind of wood is it, what protection was used for it and what actually is that dirt. I was trying to clean it with soap water. ...
2
votes
2answers
220 views

How can I level and finish a slanted deck that was enclosed?

Hello everyone I am new to this so I apologize if I seem a little slow mentally. I have a 104 yr old home that at one point had a deck that was completely enclosed. my issue is that the floor was ...
0
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0answers
36 views

Damp carpet and pad in two areas of basement

We have lived in our home for 43 years. The basement has always been dry. The house has drain tile and a sump pump and the sump has only run three times in all this time--only after very heavy rain. ...
10
votes
3answers
5k 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 ...
1
vote
1answer
326 views

Insulating and reducing boominess of plywood subfloor

I have a plywood subfloor in a ground floor extension that is laid directly on the joists. The current floor is half solid wood tongue-and-groove laid on top of green fibre underlay and half fake tile-...
6
votes
2answers
260 views

Can I have underfloor heating with solid oak floor?

I've seen that many underfloor heating mats (the electric ones) specify the need for tile or stone floor and I'm wondering if it will work as efficiently under a solid oak floor? (or any wood floor ...
11
votes
4answers
5k views

Why did my installer install 1/4 round corners like this and how can I fix it?

We had a guy come by to finish some previous tile work we had done. The morning of finishing the tile, he called and said he couldn't get the grout to stick along the edges, and it was just going ...
1
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3answers
88 views

Refinishing wood floor [duplicate]

We had our floors refinished and there are still separations between the boards. The company claims that it's due to the original installation of the floor and are not fixing it any further. Is it ...
6
votes
1answer
207 views

Small geyser coming out of the basement floor

My house is 40 years old. I have had basement flooding issues for years. With heavy rain, water comes out of my floors. I have a sump pump that takes care of it. Despite knowing better, Ive been able ...
0
votes
1answer
40 views

Remove dust from new garage

We have a brand new garage and are about to put a painted floor down. It needs to be totally clear of dust. I am not sure whether to hire a dry industrial cleaner or a wet/dry one?
1
vote
1answer
48 views

Using this aluminum L shape for stairs

I m doing a laminate floor(first time) from the room onto staircase. Now I m thinking about the transition from bedroom level to first stair and how much am I going to go with laminate. I can get a ...
4
votes
5answers
2k views

Why does my basement floor paint come off when it's wet?

I painted my basement floor and now just 3 weeks later my washer leaks and the paint is peeling off. I also put some water down on a spot and when I wiped it up you can scratch the paint off. It is ...
0
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2answers
46 views

Is laminate flooring easier to install if compared to other flooring materials?

Is laminate flooring easier to install if compared to other flooring materials?
1
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2answers
57 views

Hardwood floor slat is split/sagging

I recently bought an older home (1895) and have all hardwood floors. In the second floor I have a floorboard that is split and sags as you walk on it. How can this be fixed? Reinforced?
2
votes
2answers
787 views

Soaking tub on the second floor: safe?

I am considering getting a soaking tub (pdf here) for my second floor master bathroom. However, I am unsure of how much weight the floor and walls below can support. The house itself is wood frame ...
1
vote
1answer
96 views

What is the best way to fix this garage floor?

I need an educated opinion about how to fix the garage floor shown below. I need the surface to be level and even. As you can see I have two items, a table saw and and work bench that have adjustable ...
1
vote
2answers
378 views

What thickness, size, and quality plywood is required for an aviary floor?

12'L x 5'D x8'H size aviary needs what thickness plywood to hold human weight. Aviary floor is slightly elevated from the ground. Also, please specify how many floor joists it needs to hold the weight ...
0
votes
0answers
114 views

How to install bathtub

I want to install a tub on basement bath where drain pipes are already installed and sticking out from concrete floor. I need to know how to raise the level of the tub from the floor in order to have ...
2
votes
3answers
459 views

How to fix a warped parquet floor?

Less than one year ago my parquet floor was sanded and about 50% of it was replaced with new wood strips, sealed, and then buffed. Now, if my lovely cats happen to knock over their water and it spills ...
0
votes
1answer
69 views

Exterior walls or floors?

I am wanting to build my own spacious house. This is on my pretend world where my family members are the first to be on the planet after scientists so there are no building codes just yet. I have ...
0
votes
0answers
65 views

Thin plastic floor covering

I have laminate flooring coming right up to the base of an external door. This door gets a lot of footfall, and has started to wear the top surface of the laminate where it meets the base of the door. ...
0
votes
2answers
747 views

Spilt bleach on stained hardwood floor

Unfortunately upon moving into our new rented flat we have spilt a small amount of bleach (about the size of a large coin) onto hardwood floor. Here is a picture: Is there anything we can do such ...
13
votes
3answers
2k views

How can I speed up the removal of stubborn tile?

I am trying to remove tile from the bathroom floor. It was installed in the 70s, and the pieces are tiny, 1 in x 1 in. I've been hammering away but they're not coming up very easily. Is there a ...
1
vote
0answers
101 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....
2
votes
1answer
89 views

How can I remove 6-8 inches of concrete from a wooden floor?

I have inherited a 143 year old building. Somewhere in the past someone poured 6 to 8 inches of concrete over top the wood bathroom floor. I really want the weight out of the building. Any ideas on ...
2
votes
1answer
141 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 ...
2
votes
1answer
57 views

Protecting a wood bathroom floor

We recently had our house renovated and two of the bathrooms now have bare wooden floors. At some point I'll get round to putting down tiles or vinyl but for the time being what should I do to protect ...
2
votes
0answers
75 views

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... ...
4
votes
2answers
264 views

What's the proper way to address a moisture issue in a concrete slab?

About 4 years ago my wife & I purchased a home. It was approximately 10 years old at that time. The foundation is a concrete slab. Approximately 2-3 years before we purchased the house, the ...
0
votes
1answer
93 views

Fix creeky old wooden floor

The duplex I live in was built around the 1920s and still has the original wood floor but its very creeky and the neighbors downstairs are always complaining so I'd like to fix it. I'm wondering if ...
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vote
2answers
135 views

Installing baseboards

I'm putting in baseboards in my kid's bedroom and have only been able to find the profile I want in MDF. I would prefer wood as I understand it is more durable. I've gotten conflicting information re ...
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vote
0answers
62 views

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 ...
0
votes
2answers
727 views

Why is it so cold downstairs?

My house has a concrete slab foundation and the floor in the kitchen and living room is all tile. It is always freezing downstairs in the winter and I'm wondering if this is due to the floor or maybe ...