ULMA Architectural Solutions has a wide selection of grating for their linear drainage systems. They are available in a variety of materials including nodular ductile cast iron, galvanized steel, stainless steel, polypropylene, polymer concrete and cast stainless steel. There are seven different designs available with heelproof and ADA compliant options among them. The availability of these designs vary depending upon the material and the system. ULMA’s design selections include slotted, heelproof slotted, mesh, perforated, single slot, double slot and solid.