Master Flow AIC14 Rotary Turbine Ventilator, 14 in Dia Throat, Aluminum, Mill [SKU: ORG6393805]

Head, heavy-duty steel spider braces for strength and durability, Quiet and durable, exclusive stainless dual bearing system for durable, long-lasting smooth and silent operation, Bottom ring included for easier and faster installation on base and great weather protection, Dual bearing system, encased design helps to prevent dirt, dust, sand and other foreign materials from damaging the bearings, resulting in a smoother spin, Permanently lubricated track system insures years of trouble-free spinning, Special design prevents metal-to-metal contact results in less friction for a truer, smoother spin and great wear resistance, Shaft, case hardened steel for long lasting strength and durability, Base, pre-punched bottom and crimped collar fits tighter, makes installation easier, One-piece design for easy adjustability up to 12:12 pitch without removing turbine, Extra-large flashing for easier installation and great weather protection. [QTY/UOM: 1EA / 1EA]