Superior Sheet Metal - Hudson, NH
Manufacturer, Custom Manufacturer
Custom rapid manufacturing of spiral & rectangular air ducts & fittings for the HVAC industry. Products include single & double-wall ducts & fittings, 16 gauge welded grease duct & lined ducts including hospital grade closed cell foam ducts. Specialty items are also available including roof curbs, welded ducts & equipment supports & 16 gauge damper sleeves. Materials include G90 galvanized steel, galvaneal, stainless steel, aluminum, cold rolled steel & PCD coated steel. Delivery options include 20 ft. material lifting baskets with 2000 lbs. capacity for easy loading onto roofs & upper floors. No minimum on orders.
www.superiorsm.com

Graphicast, Inc. - Jaffrey, NH
Manufacturer, Custom Manufacturer, Service Company
Rapid prototyping & manufacturing services, precision molds, castings & CNC machining. Specializing in engineered castings of zinc/aluminum alloy (ZA-12) custom parts that are cast in graphite permanent molds using proprietary LTA® casting technology.
www.graphicast.com/engineering-and-design/d...