Burnham Boiler 8116322 Vent Damper Refrigerant suitable for high-demand residential and

suitable for high-demand residential and light commercial applications

Does this orifice require special tools for installation

Is the bracket included with the Rheem 42-102056-03

The AM-161 includes the AM-301 mounting bracket

Burnham Boiler 8116322 Vent Damper Refrigerant suitable for high-demand residential andThe Burnham 8116322 5 inch automatic vent damper is a critical electromechanical component designed to improve the AFUE rating of high efficiency gas fired atmospheric boilers. This Johnson Controls manufactured unit (frequently cross referenced as M35MB 2) functions by closing the flue pipe during the burner's off cycle, preventing standby heat loss through the chimney. It features a high temp polymer construction and a robust motor actuated blade