Cast Iron Heat Exchange (Type GG20)
Klima Type GG20 cast Iron give it better life span. And high efficiency.
Large combustion chamber with 3 pass tune outlets.
Larger water content
Low temperature functioning
The composition of treated out corrosive steel allows the Klima boiler to be used for traditional operation (Radiators) and low temperature installation.
This combination of techniques allows Klima to reach 30% efficiency.