Engineering Services Fulton Heating Solutions is a provider of heat transfer equipment and energy management solutions. The firm can provide design work for the mechanical and electrical aspects of a packaged system, along with customized control packages with an intuitive customer interface. www.info.hotims.com/27101-423 Hybrid Heat Pump System The CGC Group Hybrid Heat Pump System combines conventional water-cooled air conditioning and hydronic heating on the same two-pipe fluid loop. The compressors never operate in heating. www.info.hotims.com/27101-504 Geothermal Heat Pump The Mega-Tek TS Quadro-Therm geothermal heat pump from HydroHeat incorporates many new features in one compact appliance. It offers five modes of operation: heating, cooling, on-demand water heating, simultaneous water heating and cooling, and emergency electric backup space heating. www.info.hotims.com/27101-622 Fittings McGill AirFlow’s Uni-Gasket fittings are available in singleand double-wall fittings that feature a single-leg EPDM rubber gasket that is held in place with a 180° hemmed edge that provides an airtight seal. www.info.hotims.com/27101-181 www.info.hotims.com/27101-507 S148 ASHRAE Journal January 2010