Model ADH-R Duct Heaters are designed for use with round ductwork. Available in 6”, 8”, or 10” diameters, these heaters directly connect to round duct and provide a round in, round out configuration without the need for transitions.

• UL Listed (UL 1996)
  
• Zero Clearance Approved
  
• Flex duct can be mounted directly to unit (250°F / 121°C rated), no transition or extra metal duct required
  
• Factory installed airflow switch and probe, no need to specify right or left airflow, superior design allows for operation in either direction
  
• Widest range of KW offering in the marketplace
  
• Single Point Power Connection
  
• Designed for up to 100°F / 37.8°C inlet air