Carver offers 13 standard fan sizes, all fabricated from heavy gauge steel, with air volumes ranging from 500 to 57,000 CFM and pressures up to 15" WG at 16,000 FPM tip speed. Their rugged design features self-aligning spherical roller bearings; oversized, turned, ground and polished shafting; easy access to the fan wheel and bolt-on; and replaceable scroll and liner assemblies. Carver fans are easy to install and service, and comply with the standards of the Air Moving and Conditioning Association (AMCA).