Manuale d’istruzione Sez.7 All. 9 Rev. 3 del 25.07.2013 22WARNING: For absolute stove efficiency evaluate the whole chimney flue’s diameter(when hot depression is 10 Pascal). The table contains all the indications fordiameters to be used.INSTALLING AN AIR INTAKE COMBUSTION CHAMBERPictures 1,2,3,4 are valid.For all described solutions, take air from outside through a duct linked to a pipe unionplaced on the back of the stove.In any case it’s mandatory to provide a 180 cm² air intake near the stove and thismust be placed on the wall communicating with outside.In all cases please periodically verify that air intake is not obstructed for anyreason.PLEASE REMEMBER THAT IT IS IMPORTANT:• to have an adequate air intake.• that horizontal sections must have a > 5° inclination and a < 2 m length.• that upright section must be a minimum height of 1,5 m.• that smoke ducts must be easily inspected, if required.• that we recommend sealing with a mastic or high-temperature seal, the point ofentrance of the flue pipe to the fueling.• that we advise to arrange a drain for condensation and for ash gathering.WARNING: Never connect different flues from stoves, fireplaces , etc. to each other.