41-01-2003.

What should we do and what to do with the chimney to be safe?

But nothing, in the sense of superfluous. There is a charter in the army, and builders-a collection of norms and rules No. 41-01-2003. Describing all conceivable and inconceivable requirements, this management document will help the professional and the novice installer to understand all the intricacies of the organization of heating, ventilation and removal of carbon monoxide.