Modine model HHD units are specifically designed for Residential and Light Commercial use and the low profile design makes them ideal for residential garages, basements, and vestibules. There are no moving parts outside of the unit casing and the side air inlet openings are finger proof, making them extremely safe and quiet. Allowable entering water temperatures range between 100°F and 200°F, which is ideal for Residential installations. Standard features include:
• High Capacity 2-Row hot water coil constructed from copper tubes with aluminum fins and 1/2″NPT piping connections.
• Maximum operating pressure is 150 PSI, maximum operating water temperature up to 200°F.
• Low profile casing constructed of 18 ga steel that has been treated for corrosion protection and finished with durable baked on polyester powder coat paint.
• Twin centrifugal blower wheels for quiet operation with a single dual shaft blower motor.
• Airflow between 405 CFM (HHD30) and 710 CFM (HHD45 high speed, 425 CFM low speed)
• BTU output ranges from 11,900 up to 66,300 depending on input conditions and model size.

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