Specification Sheet

19
Radiation Dampers Description
RDFQF For QTXEN080 & QTXEN110
RDFQL For QTXEN080FLT & QTXEN110FLT
RDFQF plus RDJUMPQ For QTXEN110S
RDFQL plus RDJUMPQ For QTXEN110SFLT
Premium Radiation Dampers
When the air temperature passing
through the damper exceeds 165°F
the fusible link melts, triggering the
thermal fabric to automatically close
across the damper. Airflow is
interrupted by a flame and heat
barrier, preventing the rapid spread
of fire to other areas.
• Motor serviceable without
disturbing drywall
• Galvanized steel frame
• High temperature, non-asbestos,
reinforced fiber thermal fabric
• Stainless steel closure springs
• 165°F fusible link
• Use the same grille provided
with the QT Series
™
fan
• UL Standard 555C Classified