Profile: Northeastern Sheet Metal, Inc. offers a complete line of spiral pipe and fittings in a wide range of finishes. Our finishes include galvanized, stainless steel 304\316, aluminum\aluminized, galvaneal and PCD-polyvinyl coated ductwork. We also offer gore lock fittings starting from 6 inches. We offer oval products, bottle spinner and material storage rack in a wide range of sizes and materials.