if it is hot out or if you coat it to heavy or to cold the paint will bubble but it is called paint blisters and it can happen with bad paint too if paint freezes or gets too hot
That's an indication of water damage. It needs to be replaced.
You mean masonry waterproofing paint? It's probably ok, but why don't you call the 800 number on the can? 800-UGL-LABS
busted radiator? No water filling the cooling system
if you are getting water in your oil its eather a busted hear or head gasket if no water in oil it could be water pump
It all depends on the ceiling. If it is newly installed sheetrock than it must be primed prior to painting. You should also prime before painting over any discolored or an extremely dark colored ceiling especially if you plan on painting a light or neutral color.
That's an indication of water damage. It needs to be replaced.
In US it depends which state you are in
The core of the Sheetrock (gypsum) doesn't mold. But the paper that is on the front and back of the Sheetrock will mold. There are some types of Sheetrock that are green and are water resistant. And there is a new product that instead of using paper uses a fiberglass material, which makes it completely mold proof.
Yes, you can paint sheetrock.
You cannot use sheetrock as flooring, period. If you meant on a wall, there is no reason you cannot put sheetrock over tiles. The question is why would you want to! Why not remove tiles and material behind, which is probably sheetrock, and then install new sheetrock. If it is an area prone to moisture you could use moisture resistant sheetrock. The job would look better and you would not lose the space by adding over existing material.
To effectively sheetrock a garage, start by measuring and cutting the sheetrock to fit the walls. Secure the sheetrock to the studs using screws or nails. Tape and mud the seams to create a smooth surface. Sand the sheetrock to remove any imperfections. Prime and paint the sheetrock for a finished look.
should you install sheetrock horizontal or vertical
Yes, sheetrock is fire resistant.
No it will actually ruin your Sheetrock or Drywall
To effectively perform sheetrock repair on a damaged wall, start by cutting out the damaged area, then measure and cut a new piece of sheetrock to fit. Secure the new piece in place with screws, apply joint compound to fill in gaps, and sand it smooth. Finally, prime and paint the repaired area to match the rest of the wall.
yes
No, you may think you can, but the paper will just come off the sheetrock.