A commonly used solution, and one that can save space is to install a strip of timber to the side of your existing joist. You can cut these to size and attach deeper ones to the joists that sit higher than the others so that the ReductoClips can be attached to the bottom of these new joists all at the same height.

How do you flatten an uneven ceiling?

Quote from the video:
Quote from Youtube video: Used is to use a line level some Mason line you can get a little drop level that hooks right on here they're using about two inches wide you string it across the wall.

How do you fix an out level ceiling?





Quote from the video:
Quote from Youtube video: Here we're using furring strips to level everything out. So here we've got. No shims at. All over here in the middle. We progressively go up to an inch and a quarter worth of packing or shims.

How do I make sure ceiling joists are level?

Mark off the joists in 16″ on center with an extra piece of strapping along each wall edge. Then set the first piece of strapping closest to the lowest point of the ceiling. Use simple shims under the strapping as you go to keep each piece of strapping level side to side and row or strapping to row of strapping.

What should you do with ceiling joists that aren’t perfectly straight?

One effective method for creating a flat surface for ceiling drywall is to install “strapping” to the joists, then fastening the drywall to the strapping. Installed properly, 1-by-3-inch spruce or pine strapping runs perpendicular to the direction of the ceiling joists.

Why are ceilings bowed?

Bowed Ceiling



If your cracks are accompanied by a bow or a “dip” in the ceiling, it is a sign of a large problem. The joists of a home are meant to hold up to the weight of the home and remain level, but once support weakens, the ceiling will start to sag as gravity takes over.

What causes ripples in ceiling?





Drywall Tape Rippling May Be Caused by Humidity, Workmanship or Movement. It is rather common for home owners to have areas in their home where the drywall tape ripples or comes loose. These areas are often re-taped or patched when re-painting the room.

How do you hide a bowed ceiling?

Quote from the video:
Quote from Youtube video: Another way to hide an ugly ceiling is to simply install drywall. Now unlike the drywall we use on our walls this stuff is a little thicker.