The shortest length of the stainless steel exhaust pipe is not less than 5000mm, the diameter is 400mm, and the flue gas mixing device is installed at both ends; 4.
Ubude emfushane kunazo zonke insimbi engagqwali qeda ipayipi akuyona esingaphansi 5000mm, ububanzi kuyinto 400mm, kanye negesi flue ukuxuba idivayisi efakwe both qeda;