Roof Sheathing Makes Popping Sounds

The cracking and popping could also be from the joists or beams as they contract and expand.

Roof sheathing makes popping sounds.

As the lumber expands it moves and it will rub against other pieces of wood that aren t moving at the same rate. The sun hits your roof and heats it up. As it dries it can shift and contract triggering bangs loud enough to make you think a tree fell on the roof. Spray foam insulate the ceiling from above 5 re install 5 8 plywood sheathing on the roof glued and ring shank nailed 6 re roof.

My townhouse has some of the same noises although they re much less in frequency and not nearly as loud. As the lumber expands it moves and it will rub against other pieces of wood that aren t moving at the same rate. This movement creates the popping noise. I m looking for thoughts advice etc.

Water heater noise diagnosis cure including clicking crackling knocking snapping popping rumbling sounds roofs may make snapping popping noises due to thermal movement of metal roof covering roof trusses roof framing roof sheathing. Your old roof is popping and crackling because of the way they were attached together. Who ever did the job no doubt attached the catherdral truss to the standard truss. The patter or even the roar of falling rain or hail popping and cracking noises perhaps due to thermal expansion and contraction of roof coverings metal roofing or roof structure and transmitted noises from other external sources such as low flying aircraft or nearby trains or auto truck traffic from a nearby highway.

The sun hits your roof and heats it up. As for the popping noise in the morning and evening that s a different mechanism. Those noises should decrease during the home s first year or so. If you ve recently had a porch or room addition it s natural for the roof to make sounds as it adjusts.

It s thermal expansion and contraction. Metal roofs are major offenders but shingled roofs also can be quite noisy. There should be a space between them maybe only 1 8 or so. Not disturbing to me.

Roof noises may be described as those attributed to an obvious source. In older home attics unsettling bangs are more likely to be the sounds of trusses joists rafters and sheathing expanding or contracting as the roof heats up or cools down. The sun hits your roof and heats it up. It starts where the ceiling line was converted.

This movement creates the popping noise. As the lumber expands it moves.