The Tjernlund Original Duct Booster is energy efficient and saves you money. By installing it in your duct system, you can increase the air flow and comfort level of hard to heat areas without adjusting your thermostat.
- Operate manually or automatically
- Quieter than other duct boosters
Durable and economical, the Tjernlund Original Duct Booster fits in both round and flat forced air heating/cooling ductwork. You can operate it manually or automatically. The motor is outside the airstream for optimal airflow, and is quieter and stronger than others.