Show products Heat Exchangers Mueller® Accu-Therm® plate heat exchangers from Paul Mueller Company provide efficient heat transfer in a variety of sizes, alloys, and frame configurations. www.info.hotims.com/37994-635 2012 AHR Expo Installation-Ready Coupling GRINNELL Mechanical Products announces the Figure 640 pivot-bolt rigid coupling that joins rolled grooved, harddrawn copper tubing systems ten times faster than nongrooved joining methods and in less than half the time of other standard grooved couplings. www.info.hotims.com/37994-411 Vane Axial Fan System M A F NA A I R h a s d eve l o p e d t h e MULTI-AX ™ vane axial fan system, which features a fan that is not confined in a box, providing greater access from outside the unit. www.info.hotims.com/37994-627 Split Case Pump Crane Pumps and Systems offers Weinman split-case pumps. The L Series single-stage and LVM vertically mounted pumps provide large capacity general service pumping. www.info.hotims.com/37994-428 Radon Mitigation Fan Tjernlund Products provides a way to reduce radon in existing homes with the Radon Vac™ Sidewall radon mitigation fan. The system consists of a plug-in fan, exterior hood and installer-purchased PVC pipe that exhausts radon through the basement sidewall of the home. www.info.hotims.com/37994-413 Duct and Fittings McGill AirFlow offers its line of duct and fittings and related air-handling products and services. www.info.hotims.com/37994-541 www.info.hotims.com/37994-125 www.info.hotims.com/37994-135 S112 ASHRAE Journal January 2012