400x400mm

Add compact daylighting and style to your project with this modern 400x400mm skylight, available in fixed, manual opening, and electric opening versions. Measuring 400 millimeters by 400 millimeters, this square roof light is ideal for bathrooms, stairwells, and small architectural spaces, delivering focused natural light with a sleek finish. Choose between frameless or framed designs, and opt for double or triple glazed glass for enhanced energy performance and insulation. Suitable for both flat and pitched roofs, this skylight, roof window, or roof light reflects Regal Glass Group’s trusted commitment to quality, flexibility, and modern design.