MVS-12 & MVS-14 by Man-D-Tec FOR NEW AND EXISTING ELEVATOR CABS These complete fan assemblies are UL listed, and provide up to 300CFM. The 2-speed sealed ball bearing motors and powder coat nish make these fans durable and e cient. The round design and diamond pattern ensure maximum air ow and quiet operation. The MVS-12 has mounting patterns for BOTH 3-hole and 4-hole mounting (as shown in diagram). MVS-14 is available with 4-hole mounting pattern only.