> air-to-air rotary heat and energy heat exchangers (wheels), > air-to-air plate heat exchangers, > heat wheel replacements, > service, > maintenance, > controls. > Installation supervision, > staff training, > estimating, > start-up. Applications: > Ventilation air for occupied buildings. > Sensible and Latent energy recovery using the exhaust air stream to pre-condition the ventilating air stream. >> Mission Critical Data Center cooling, >>> Hospitals and Healthcare treatment centers, >>>> Office Buildings, >>>>>Universities, >>>>>> Classrooms, >>>>>>> Theatres, Conference Centers...