Sets out the requirements for the design, manufacture, performance testing and marking of fire dampers whose purpose is to protect ventilation openings in fire-resistant elements of construction.

Original price was: $41.82.$20.00Current price is: $20.00.
Fire dampers, Part 1: Specification
Pages: 9
Original price was: $36.00.$18.00Current price is: $18.00.
Sets out the requirements for the design, manufacture, performance testing and marking of fire dampers whose purpose is to protect ventilation openings in fire-resistant elements of construction.