Remove Adhesive From Concrete Slab

Since you mentioned thinset it sounds like you re planning to add tile.

Remove adhesive from concrete slab.

Never try to remove this type of adhesive yourself. Though incredibly effective this specialty glue is also notorious because it leaves behind sticky residue that is hard to remove with traditional removal methods. When someone asks me to stain or epoxy their basement floor that was covered with tile or carpet there s always black mastic or yellow glue adhesive to remove. You can rent a floor grinder that will grind off the glue surfaces but short of that any kind of glue solvent or mechanical chipping is bound to be a slow and painful process.

Here s where things take a turn from the expected aka carpet installed over wood subfloors. Being in the decorative concrete business i ve had to remove black glue from concrete floors many times. Removing carpet from a concrete slab involves also removing the approximately 10 million nails driven straight into the concrete around the perimeter of the room. However if you do this odds are that some adhesive will be left behind in the process.

Layer of latex thin set mortar over the floor. Carpet glue is an incredibly strong adhesive designed to fix rolls of carpet to concrete floors. Vinyl adhesive most types of vinyl adhesives must be removed with a solvent. There are plenty of methods for decorating them that can make you want to pull up old carpet and tiling in an instant.

In order to make the scrubbing more effective mix one gallon of hot water with one cup of ammonia and a tablespoon of liquid detergent in a container. Trowel to apply a 1 8 in. It will seem like getting those out is impossible and i definitely felt that way too. Then use the flat side of a 12 in.

You can leave bits of adhesive up to 1 8 in. How i remove black glue from concrete. To remove adhesive that has not yet been scraped from the concrete using the methods above make use of a scouring pad to get what is left. Removing glue from a concrete slab is one of the most difficult projects imaginable.

If the glue on your concrete is black and has a tar like appearance call a professional for help. Concrete floors aren t the eyesore they used to be. After you remove the tiles chisel and scrape the adhesive off the concrete as well. If you can t get it all don t worry.