We offer 2 stage regenerative blower. Appl regenerative blowers are available in sizes up to 30 hp in both single stage and two stage models. Single stage models are available for pressures up to 180 w.c. And vacuum levels to approximately 140. Two stage models are available for operation up to approximately 265 w.c. The major advantages of appl regenerative blowers are the compact sizes, few wear items, ease of installation, and the low cost required to satisfy many pressure and vacuum applications. Some of the many applications for appl regenerative blowers are as follows:- chemical agitation- pneumatic conveying- combustion air service- suction gripping of parts- air knife blow-off- dust collection- printing press processes- fume exhaust- air tables and frames- powder and granular fluidizing- waste water treatment - aeration of fish ponds and spas- soil remediation- many others.