Head box dimensions:                         57mm (W) x 51mm (H) Overall depth of head box, cam/mounting brackets and pelmet (inc pelmet clip): 80mm (D) How to calculate the number of slats in a blind: 50mm blinds: Drop (metres) x 24     eg. 1.2m (drop) = 1.2 x 24 = 28 slats 63mm blinds: Drop (metres) x … Continue reading Technical Specifications