1. Width – Measure at three different locations (top, centre and bottom) on the inside of window from left to right. Measure to the closest millimetre. Deduct 7 to 10mm from the narrowest measurement. Round off to the closest 5mm and record this measurement as the Width.
2. Height - Measure at three different locations on the inside of window from top of the reveal to the window sill. Measure to the closest millimetre. Deduct 5mm from the longest measurement. Round off to the closest 5mm and record this measurement as the Height.
3. Skirting / Tiles - Should there be skirtings wider than 7mm which need to be taken into account, please contact the office for further guidance.