L' ARTISTICO 40113 Manual De Instrucciones página 29

PELLET STOVES
ENG
(Rev. 15/10/2013)
10. ALLOWED INSTALLATIONS
Smokestack diameter has to be adequate to its height as per the following sketches.
The use of insulated smokestacks is recommended in all the following cases:
- all outside smokestacks.
- when getting through non heated attics or mansards
- very long segments (over 4 meters) inside the apartment.