Get trench drain accessories from Grainger to help finish off your next wet-room plumbing installation. Rugged floor drain grates constructed of ductile iron, cast iron and stainless steel can hold up for many years. Durable high-density polyethylene drain grates resist rust and corrosion. You'll also find end drains, gender changers, risers and corrugated pipe connectors here. Shop Grainger today for trench drain accessories and all your plumbing supplies.