Why Does Metal Roof Pop

The sun shines on your roof all day warming the tiles and sub roof.

Why does metal roof pop. When pressure builds joints and other areas of connections such as nails and metal plates between the roof and attic walls may move slightly with one component or connection moving away from or toward another. It is not hard to understand why. As for the popping noise in the morning and evening that. In new homes roof trusses or the wood used to frame the attic often is green meaning it still has a high moisture content as it dries it can shift and contract triggering bangs loud enough to make you think a tree fell on the roof.

Properly installed a metal roof should last as long as the house sealing out water surviving high winds and easily shedding snow. Be sure to use the approved structural screws that are made especially for these connectors. You re not alone. If you ve been asking yourself why does my roof keep popping.

Warranties vary widely but most companies back their products for 20 to 50 years. Metal is resistant to fire mildew insects and rot. The energy released by this movement is what causes the loud banging or cracking sound. Or maybe you already have a metal roof and you are tired of the racket.

The engineer may recommend you install simple metal connectors. Those noises should decrease during the home s first year or so. Popping cracking and snapping sounds coming from their roofs especially when the colder weather hits is a common problem. Metal roofs are growing increasingly popular.

If your roof ever wants to detach from the house this is where it s going to happen. Well you need not worry because this article will explain how you can have a metal roof without worrying about noise. A properly installed metal roof typically will last as long as the house with an expected lifespan of 40 to 70 years and often a 30 to 50 year manufacturer s warranty to boot. The entire roof system if not solidly braced can and will flex to absorb this force.

Thinking that if the metal is bowed up any expansion would just make the the bow greater and not kink. Our solution was to add foam caulking rod down the roof in the center of the panel. Metal beats out conventional roofing materials in several ways. This flexing is what s causing the popping noise.

Movement as little as a quarter of an inch. Screws may cost a little more but they hold so much better than a nail.