Tag Archive: electric Electric Window Opener/Actuator System ACK4 24V White Electric Window Opener/Actuator System ACK4 230 or 24V White Electric Window Opener / Chain Actuators ACK 4/ACK5 230 V & 24 V Models Flat-Roof Light, 24v electric motorised with control unit Roof Window Skylight Opening Electric Flat Rooflight PGC Flat Roof Windows Electric Double Glazed Skylight Flat Glass Rooflights 1200 X 2000mm Skylight HITECH Rooflight with Integrated Electric Blind 600 X 1200mm Skylight HITECH Rooflight with Integrated Electric Blind 800 X 1500mm Skylight HITECH Rooflight with Integrated Electric Blind 1200 X 1800mm Skylight HITECH Rooflight with Integrated Electric Blind