Internal Expansion Fire Dampers

PMT has designed, tested and manufactures internal expansion fire dampers for all of your needs. PMT supplied dampers have the following features:

PMT supplied internal expansion fire damper at D.C. Cook Plant. This damper was designed to work with the existing CO2 trigger system.

Performance testing of PMT internal expansion at UL Laboratories. PMT normally supplies a sleeve with the damper, making for easy installation.