Common Q&A Part 3/4: Do PVC Ceilings Thermal Expand and Contract? Analyzing Warping and Gap Issues
Have you noticed your bathroom ceiling has wider gaps in cold winter or bulges in hot summer? This seasonal "breathing" effect is natural thermal expansion and contraction, a common trait of PVC materials which are more temperature-sensitive than wood or stone. This article breaks down the science behind warping and gap problems, plus how proper installation can mitigate these issues.