Profile: DGF Fabrications specializes in manufacturing fireplaces and mantle pieces. Our products include renaissance class I range of hot box fires which are designed to fit standard 16", 18", and 22" fireplace openings with a class I minimum diameter 7" flue with the chimney having a height of at least 3 meters. The renaissance class I & multiflue can be fitted with a superbly finished beveled brass, chrome, and plain black trim. We can make any gas fire to suit any fire basket.