What Causes Cracks In Drywall Corners

Causes of drywall cracks most drywall cracks occur on the seams where two pieces of drywall meet.

What causes cracks in drywall corners.

Whether drywall plaster or concrete walls are susceptible to cracks even walls in newly built homes are prone to cracks which normally occur from settling. If the cracks in your walls are showing discoloration such as brown or yellow tinted stains then the problem may be the result of water damage to your home. Some drywall mud has more adhering ability and should be used when taping drywall whereas other types of drywall mud should only be used in finishing. Repairing cracks in walls the best way to repair a crack in drywall is to re tape the joint.

Truss uplift is a good example of how humidity and temperature can cause cracks in drywall. One reason drywall cracks is because the wrong type of drywall mud was used when taping the seams. These cracks are usually on the walls where the trusses run perpendicular to where a wall meets the ceiling. How to determine if the cracks in walls are serious.

This involves scraping away the loose tape and crumbled bits of drywall mud sanding the surface smooth. Illustrations show where cracks are most likely to appear explain why and suggest both repair approaches to drywall cracks and how to prevent cracking in plasterboard or gypsum board. This article describes the common causes of all types of cracks that appear in drywall or gypsum board or plasterboard walls ceilings in building interiors. Outer drywall corners are reinforced with metal or plastic edging called corner bead.

Homes are constantly settling as different construction materials expand and contract at different rates. This causes the drywall to get wet soften and deteriorate which then leads to cracking. Usually the seams are invisible due to the use of drywall mud and tape. Some drywall mud products are intended only for second or third coats.

There s no exact method for determining how serious a wall crack is without hiring an expert to examine the wall but you might be able to. Leaky windows and roofs can cause moisture to get into your home s walls. It usually causes cracking on interior walls not exterior walls and sometimes contributes to the cracking at door corners on interior walls.