The Tjernlund Induced Draft Blower For Boilers is a high-quality blower designed for use with oil-fired boilers up to 350,000 BTU/hr. It features a 1/3 HP PSC motor with thermal overload protection and sealed ball bearings for quiet, efficient operation. The blower housing is constructed of heavy-gauge steel with a durable powder coat finish. It has a 6" outlet and includes mounting legs and vibration isolators for a secure installation. The blower helps improve combustion efficiency by stabilizing draft through the boiler. This is an ideal replacement blower for Weil-McLain and other leading boiler brands.