Modine Indoor or Outdoor Direct Fired Unit

Catalog                              MDB-MRB                                                                                           
Installation Instructions   MDB-MRB 

Modine indoor/outdoor direct gas fired heating and make-up units are designed to provide an economical and efficient means of supplying tempered make-up air to a space or building. The units cover a wide variety of applications with features that include.

• Model configurations are MDB (100% make-up air single speed, multi-speed, or variable air volume) or MRB (recirculating fresh and return air).
• Available in 8 airflow configurations including horizontal, bottom, or top discharge, right and left hand control access, and vertical unit orientation with side or top discharge.
Burner heating outputs ranging from 42,000 to 7,862,000 Btu/hr.
High firing rate turndown (25:1 at full burner rating) for optimum temperature control.
100% thermal efficiency (92% sensible gain) reduces fuel bills.
Selection of 13 blower configurations and many drive and motor combinations allows robust blower performance from 1,600 to 60,000 CFM against a total static pressure of up to 3.0″ W.C..
Variable frequency drives for multi-speed or variable air volume applications (Model MDB only).
Two position, modulating, building pressure sensing, or 0-10 Vdc or 4-20 mA signal controlled damper actuators.
Uses natural or propane gas.
A wide range of controls, options, and accessories for unit customization to meet even demanding specifications.

Heating & Air Conditioning Manufacturers Representatives
Since 1950


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