Complementary Equipment Exhaust Heads - EH | ADCA Exhaust Heads - EH | ADCA The ADCA Exhaust Heads - EH are designed for efficient steam and gas discharge applications. Constructed from carbon, zinc-plated, and stainless steel, these exhaust heads ensure durability and reliability. They are available in sizes ranging from 1” to 10” (DN 25 to DN 250) and feature flanged connections compatible with EN PN16 or ASME Class 150... View Flanged PN 16 150 lbs DIN ANSI Carbon Steel Stainless Steel Galvanized Steel