En 1507 ventilation for buildings sheet metal air ducts with rectangular section requirements for strength and leakage.
Duct smoke test machine.
The superior method of generating smoke by chemical reaction eliminates costly equipment and time consuming operations in pinpointing hvac leaks.
En 12237 ventilation for buildings ductwork strength and leakage of circular sheet metal ducts.
Eurovent 2 2 leakage rate in sheet metal air distribution systems.
Yes if the duct detector cannot be reset at the facp or annunciator then a separate test reset station will need to be installed for resetting the duct detector per nfpa 72 section 23 8 5 4 6 4.
This puts out smoke but only about 10 of what a high quality machine does but it still can do the job if you pay attention and do the test in the right.
Hvac smoke testing with superior smoke smoke testing effectively and inexpensively reveals leaks and other faults in heat ing and air conditioning duct work.
Each machine is especially suited for use in visually locating sources of air leakage.