GRE can offer the following works to upgrade or repair your Air Handling Units:

• Replace inefficient belt driven fan systems with the new high efficiency Plug Fan technology
• Replace old, inefficient gas burners with modern High Efficiency & Condensing units
• Replace or repair thermal wheels, coils, wet HX Units and refurbish doors, hinges, filter sections
• Build and install complete AHUs to your specifications
• Design & Build