1" OD outer tubes and 5/8" OD inner distributing tubes for boiler air preheating, removable core, same end connections
Type ASH coils are used for heating with steam and feature a "removable core" design. This enables the coil to become an easily replaceable unit contained in a permanently mounted frame. Standard construction is carbon steel or stainless steel header, carbon steel or stainless steel tubes, embedded fins, welded joints, plugged tube ends and same end connections.