New Delta Hybrid sizes: Maximum energy efficiency, minimum TCO AERZEN expands its successful screw blower series. Delta Hybrid is among the most innovative solutions in compressor technology - and by far among the most efficient assemblies in its class. Now AERZEN has taken its globally successful screw blowers to the next technology level. The new types impress with smart features, further improved functionality and enormous energy savings of up to 30 % compared to a conventional positive displacement blower