Energy savings are in the air. Retrofit your AHUs with GreenTech EC fans and save up to 50% of energy costs. ebm-papst develops high eﬃciency EC fans for building air-conditioning systems. They beneﬁt not only new buildings, but also existing systems because retroﬁts pay for themselves very quickly. To ﬁnd out how you can reduce operating costs with EC, contact us at: firstname.lastname@example.org The past - Ineﬃcient fans with belt drive and external control electronics. The future - Highly eﬃcient FanGrid with GreenTech EC fans.