Royal 12kW QuickStart Steam Bath Generator Package with Built In Auto Drain in Polished Chrome Black Friday 55 Maximum cutting speed (spm) 55 Maximum cutting speed (spm) 10000 Maximum cutting capacity (gauge) 20 Recommended operating pressure (psi) 90 Returnable 30 Day Housing Material Aluminum Air Inlet Size 1 4 in Product Height (in Overall dimensions 20 in luxurious steam sauna experience with our compact powerhouse of a steam generator Compact in size and design they also feature the Auto Drain system that aids in making maintenance easier by purging the generator of any excess water minerals that would later contribute to issues down the line