Description : This is a range of simple wall chimney system without insulation made of stainless steel AISI-304 for natural draft boilers (negative pressure) working in dry and use gas or light oil as fuel.
Joining : male/female sockets
Overlap : 50 mm.
Assembly : Indoor.
Designation : EN 1856-1 T450-N1-D-Vm-L20 (040-150)-G250 (without seals).