I need some air compressor schooling

Glad I bought an IR 15 yrs ago. 7.5 HP 2 stage 220vt 80 gal tank with auto moister drain. Built an Insulated shed for it behind my shop and piped it in to 2 old 60 gal tanks I had from previous compressors. 25 CFM @ 175 PSI. Wasn't cheap though.