To prevent flue gases from escaping in a cast iron sectional boiler, the spaces between the sections are sealed with high temperature
a) silicon chalking
b) foam insulation
c) plastic insulation
d) putty
e) asbestos rope
Answer: E
To prevent flue gases from escaping in a cast iron sectional boiler, the spaces between the sections are sealed with high temperature
a) silicon chalking
b) foam insulation
c) plastic insulation
d) putty
e) asbestos rope
Answer: E