Tjernlund Products DB-2 Duct Booster 321894-709 If your coil has failed

If your coil has failed electrically

we recommend verifying the condition of your mounting hardware and shaft during the replacement process

While designed for outdoor condensing units

including HH84AA019

Is this part compatible with Propane (LP) units

Tjernlund Products DB-2 Duct Booster 321894-709 If your coil has failedProfessional grade airflow solutions require hardware that stands up to static pressure. The Tjernlund Products DB 2 Duct Booster is a high performance inline centrifugal fan designed to increase the delivery of conditioned air to poorly served branch ducts. Engineered for versatility, the DB 2 integrates into round ducts (5 to 8 inch) or rectangular ducts as shallow as 3. 25 inches. With a peak capacity of 275 CFM, this unit effectively overcomes the