PVC window sill specifications
1. The width of the general office window sill bai is 180-200mm (if it is the window du sill of a bay window, the general width is 500-600mm) 2. Small knowledge: size of window sill dao board The size of the window sill should be larger than the actual window sill in the measurement, increase the width of the exposed wall and the length of the ears on both sides. For the size of a single window,