Check that the window reveal has enough room to house the roller blind, at least 60mm, and that there is nothing in the reveal that will interfere with the operation of the blind. The fabric will be narrower than the measurement supplied, resulting in light gaps on both sides of the blind.
Note – measurements supplied for roller blinds will be a bracket to bracket size.
Measure the width of the window from the inside edge of the of the window frame from left to right. Measure at three points, top, middle & bottom and supply all 3 measurements.
Measure the height of the window from the inside edge of the window frame from top to bottom. Measure at 2 points, left & right and supply the smallest measurement.
Outside Mount (Installing onto Architrave)
Measure the width of the window from the outside edge of the architrave to the opposite outside edge. Measure at three points, top, middle and bottom and supply the largest measurement.
Measure the height from the top edge of the architrave to where you want your blind to finish. Measure at two points, left to right and supply the largest measurement.