Vinyl Window Expansion Contraction

They may shrink in cold weather and expand in warm weather.

Vinyl window expansion contraction.

Expansion and contraction problems in windows will be worse if the windows do not have room in their rough opening to expand or contract. Expansion and contraction may also prevent the window from opening and closing properly. The disadvantage of vinyl framing material is that it expands and contracts with temperature changes leaving cracks for air leakage. Air leakage in vinyl windows increased 136 significantly more than aluminum or wood.

This shifting of the frame size can cause a number of problems and it s important to keep your eye out in order to avoid seal failure and other issues down the road. To mark the vinyl panel to be cut follow the steps below. Some solid vinyl window manufacturers use white vinyl for the window core and add a thin overlay of pigmented vinyl that can move around in response to thermal changes without damaging the window. It gives essential information so customers can make the best window choice.

Since vinyl siding can expand and contract depending on the outdoor temperature fitting siding under windows requires careful measuring and planning. Hold the panel under the window and mark the width of the window opening on the panel.