Category Archive: manual Manual or Electric Opening Flat-Roof Skylight Triple Glazed Self Cleaning Manual opening domed clear rooflight, skylight with UPVC upstand in white Manual Opening Flat Roof Window Skylight Roof-light Triple Glazed 600mm x 1800mm Manual Opening Flat Roof Window Skylight Roof-light Triple Glazed 1000 x 1200mm Manual Opening Flat Roof Window Skylight Roof-light Triple Glazed 800mm x 1000mm Manual Opening Flat Roof Window Skylight Roof-light Triple Glazed 1200mm x1200mm Manual Opening Flat Roof Window Skylight Roof-light Triple Glazed 600mm x 1200mm Manual Opening Flat Roof Window Skylight Roof-light Triple Glazed 800mm x 1200mm Manual Opening Flat Roof Window Skylight Roof-light Triple Glazed 1000 x 1500mm Manual Opening Flat Roof Window Skylight Roof-light Triple Glazed 900mm x 1500mm