scope:

Defines the test methods to be carried out to determine the operating force required for shutters and blinds. It applies to the following products: - Internal blinds: internal venetian, roller, vertical and pleated blinds - External blinds: Folding arm awning, trellis arm awning, vertical roller awning, pivot arm awning, marquisolette, façade awning, roof light awning, verandah awning or conservatory awning, Dutch awning, insect screen awning, louvre array. - Shutters: External venetian blind, roller shutter (vertical or projected), venetian shutter (vertical or projected), flat-closing concertina shutter, concertina shutter, sliding panel shutter). Shutters with a projection system are also covered. The test described establish the effort or force necessary to result - in the movement or displacement of the curtain during both extension and retraction, - to project shutters, - to tilt laths.