Of stainless steel with flat bottom rounded at edges, beaded reinforcing rim, steam vent, riveted handles and set of seven concentric rings including central cover with handle The outside ring has the edge turned down to fit over rim of bath. Diameter of smallest opening is 25 mm. Outside…

Concentric Ring cover for Lindberg/Blue M™ multi-Purpose circulating baths. 8 rings 8 rings 8 rings