j) Avoid any excessive length in the connection of the cooker with the chimney and any
negative inclination.
k) Clean the chimney at least
once a year.
The most efficient way of cleaning chimney conduits is using appropriate chimney
brushes. Chemical products are available to help postpone classical chimney
sweeping operations.
Chimney brushes must adapt as closely as possible to the chimney diameter.
l) The joints of the pipes that form the chimney, in the case of metal
pipes, must be sealed with refractory putty.
m) External metal chimneys must be built with special double insulated
pipes for solid fuels.
Herg m offers the following accessories for this cooker:
• Steel vitreous enamel pipes.
• Stainless steel pipes.
• Elbow joints and covers for chimney construction.
Fig.-11
3- OPTIONAL ACCESSORIES
Fig.-10