Skip to main content

Questions tagged [self-leveling-concrete]

The tag has no usage guidance.

34 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
3 votes
0 answers
7k views

What's the difference between Henry 547 UniPro and 549 Feather Finish?

I'm preparing to smooth out my 3/4 tongue-and-groove plywood subfloors for an LVP installation, using Henry products per the flooring's installation instructions and local availability. I had settled ...
aknodt's user avatar
  • 497
2 votes
0 answers
765 views

How do I level a summerhouse concrete base that dips in the middle?

I laid a 4x3 metre concrete base for my summerhouse/office thing. The corners are all level and so the summerhouse sits fine, but it dips in between and so the load bearing battens aren't taking any ...
bugg_tb's user avatar
  • 71
1 vote
0 answers
43 views

Raising Concrete Floor 1 Inch for Tile

Looking to tile a basement landing as a transition from the stairs to the main room. The main room is done with DMX 1-step, 5/8 OSB and laminate flooring, so there is about 1.5" between the top ...
Tony Gweesip's user avatar
1 vote
0 answers
265 views

Self Levelling and Liquid DPM over damp on ground floor quarry tiles - disaster

I have a question about rising damp on quarry tiles ground floor in old building. I removed the old carpet and realised there was damp patches on the tiled floor below, im believe there is no dpm ...
Wal Comps's user avatar
1 vote
0 answers
86 views

Hiding a severely dished bedroom floor

I have a bedroom with a hardwood floor that is severely out of level. I would say is is 1.5 inches out of level over 6 feet, with the lowest spot in the center of the room. I do eventually want to fix ...
darkness's user avatar
1 vote
0 answers
6k views

How to level a sloping concrete slab with a 2” difference?

I know this sounds bad and I need to give some backstory to not sound off the alarms... I’m going to give the main question first and then backstory below so you know I’m not crazy. Question: We have ...
justanotherguy's user avatar
1 vote
0 answers
1k views

How can I level a concrete floor in a basement room?

I have a room in the basement with a concrete floor that slopes 2" over 11 feet. It's finished in that it has drywall, but there is no flooring yet. I need to raise the floor to be level. The room ...
JM1's user avatar
  • 109
1 vote
1 answer
3k views

How to seal hardwood floor in preparation of self-leveling compound?

I'm planning to float laminate over my existing floor, but need to level it first. The floor area is very large, so it spans areas of the home that have differing subfloor materials: concrete, ...
Scott Lin's user avatar
  • 483
0 votes
0 answers
46 views

How to rebuild door threshold when using self leveler to outside door

I am pouring self leveler before putting in new floors. I have to raise the floor 1 inch. How should I rebuild the threshold of the outside door? I thought to just use self leveler all the way to the ...
Croeber's user avatar
  • 101
0 votes
0 answers
25 views

Leveling a floor without a foundation?

I need some advice. I bought a house that is lacking a foundation in certain areas. Huge mess. I've decided to make it as attractive as possible (and rent it out) until I can tear it down and rebuild, ...
TayTayAllDay's user avatar
0 votes
0 answers
51 views

How to spot-fill low spots in concrete self leveler for shower pan?

I am attempting a shower renovation. I poured self leveler in the shower area to smooth out the surface for installation of a Schluter foam pan. I ended up with some low areas, and I'm looking for ...
Mark D's user avatar
  • 1
0 votes
0 answers
166 views

Epoxy over Self leveling Compound Cracks

I'm trying to put flooring down in a kitchen but I ran into some issues and I'm looking for general advice. The floor started with old but decent condition plywood with some old patchy black adhesive ...
ElectronHammer's user avatar
0 votes
0 answers
110 views

Can you cut self leveling concrete with a concrete saw?

I am looking to remodel a basement and I really like the concrete finish look with a clear coat of opaque epoxy over the top. I don't want the floor to be one continuous piece. Its an older home with ...
Pete Screwball's user avatar
0 votes
1 answer
177 views

What should I do about crack in concrete subfloor? A foundation contractor has already stabilized the foundation

About two years ago I noticed some cracks in the drywall, so we had a foundation contractor come out and stabilize our foundation. They removed all the trees close to the house, added gutters and sump ...
Art's user avatar
  • 1
0 votes
0 answers
100 views

I’m looking for a concrete material for skimming over existing concrete 1.5” thick to 1/8”

I’m looking to fix my side walk. The slabs are 8’ long. I want to lay a new material over top to make It look like new concrete
CBR Contracting llc. Eddie M.'s user avatar
0 votes
0 answers
1k views

How do you level-out unlevel plywood subflooring?

On concrete floors you can pour self-leveling cement to fill valleys. How do you fill valleys on plywood sub-flooring?
Samuel Muldoon's user avatar
0 votes
0 answers
318 views

Replacing tile, cracked floor by door sill

We've lived in our house for two years now and recently noticed that some of the tiles by the front door were loose. The assumption was that they were not well mortared and that removing, cleaning old ...
renesis's user avatar
  • 201
0 votes
0 answers
387 views

How to prep this concrete shower floor for a replacement acrylic base?

Ripped out a shower surround, replacing with new wall panels and shower pan. The prior pan was set in some cement or thinset, and that's left a very uneven surface. How do I prep it for the ...
Scott's user avatar
  • 175
0 votes
0 answers
241 views

Can you put Hardy backer board on top of Mapie self leveler plus?

I have already applied self leveler in my bathroom over brand new plywood subfloor. I have got Mixed opinions if I can use Hardy backer board on top of the self leveler.
Steven's user avatar
  • 1
0 votes
0 answers
3k views

Self-leveling concrete prep: how to fill large gaps?

[Note: Variations of this question have been asked before, but the ones that received answers were talking about sealing gaps for other purposes. So here goes.] TL;DR: I have 3/4”-1” gaps at the edges ...
ingernet's user avatar
  • 101
0 votes
0 answers
4k views

Peel and stick vinyl on existing tile - how to best level the tile floor for installation?

I knew installing peel and stick vinyl planks on uneven surfaces was a bad idea, but I decided to go ahead anyway (big mistake). It looks a lot worse than I originally expected, as the bulge is very ...
HuN's user avatar
  • 1
0 votes
0 answers
332 views

Fast set concrete or self leveling concrete for the mounds under the shower base?

This is a follow up for this question Do I still need concrete mounds under my shower if the floor is perfectly level (I poured self leveling cement) The manufacturer instructions say "mounds of ...
MiniMe's user avatar
  • 3,422
0 votes
0 answers
57 views

How do I level a hardwood floor with minimal damage?

I'd like to soundproof my living room floor in order to minimize impact from footfall and airborne sound transmission from a piano. My general plan is to install soundproofing mats on top of the ...
hohner's user avatar
  • 101
0 votes
0 answers
523 views

How can I flatten a hardwood floor in preparation for new flooring over it?

I have a second floor with T/G hardwood flooring that is in very bad shape. I have decided the easiest solution for me is to float new engineered hardwood over top of the old hardwood. There is no ...
darkness's user avatar
0 votes
0 answers
593 views

perimeter/barrier/dam on thinset for self leveling compound

What product or methods can I use to create a perimeter/barrier/dam on thinset for self leveling compound in a doorway? I'm pouring 300sf in sections as the SLC has limited working time. Thermostrips ...
Tim's user avatar
  • 1
0 votes
0 answers
143 views

How to level a floor that got out of level from a beam breaking underneath the house

So I tried to get pictures, but I couldn't get any that you could really see how unlevel the floors are. I want to be clear, I am a frame carpenter who is familiar with the correct terms, and I am ...
AbstractMechanic's user avatar
0 votes
0 answers
46 views

What are thickness minimums and best type of concrete to fill floor dips?

I have a large room (~775 sq. ft.) with concrete floor. Prior owners had converted a garage to living space. I need to level the floor before laying laminate. For the final leveling, I'm planning ...
John Spiegel's user avatar
0 votes
0 answers
544 views

Is slower hardening self leveling compound available

I have a large concrete floor (775 sq. ft.) I need to level. I did a poor attempt once 10 years ago on another floor and want to do a better job this time. It seems many products can only be worked/...
John Spiegel's user avatar
0 votes
0 answers
43 views

Level Concrete slabs

We bought our house and there is a shed in the yard that was 2 sheds right next to each other. It was recently torn down (not by me) and rebuilt. It's nice to have one single space the only problem is ...
Dano0430's user avatar
  • 508
0 votes
0 answers
2k views

Lay a damp proof membrane followed by a self levelling compound

I have an uneven concrete floor inside. I need to put down a damp proof membrane and self levelling compound on top of that. My questions are: Is there any reason to use a roll of DPM vs a liquid one ...
Mr_Random_Guy's user avatar
0 votes
0 answers
1k views

"Floor-leveling compound" for a Kohler Tresham shower base

I have recently purchased a Kohler Tresham shower base with bench. I read the directions very carefully, and at step 4 (you can see the guide here: https://www.us.kohler.com/webassets/kpna/catalog/pdf/...
Mark's user avatar
  • 809
0 votes
0 answers
2k views

When would you use "hot mud" or setting joint compound for leveling concrete?

To my surprise (or ignorance) the bag of 'hot mud' I bought specifically says it can be used for : leveling interior above grade concrete When would this be an appropriate choice, and does it have ...
StayOnTarget's user avatar
  • 5,585
0 votes
0 answers
638 views

SLC didn't self level

Ok here's the problem... We are planning to lay ceramic tile in our kitchen. We stripped the old flooring off and down to the plywood subfloor. We secured all the plywood so there is no give to it. ...
emily's user avatar
  • 1
0 votes
0 answers
8k views

Leveling basement floor while keeping it sloping to the drain?

I am having similar problem with the basement slope being exceptionally steep around the floor drain (similar to this: How do I level a basement floor but not the slab underneath?). The discussion ...
Dan's user avatar
  • 1