Travis Industries Draft Flow Vacuum Switch 90-0791 Type_Vacuum Switch What sets this cartridge apart

What sets this cartridge apart is the heavier media

Travis Industries 250-00527 Combustion Blower Fan (Small)

and clogs your filter

Includes removable aluminum hang loop for use on Ooni tables

but you need a lot less of it

Travis Industries Draft Flow Vacuum Switch 90-0791 Type_Vacuum Switch What sets this cartridge apartTravis Industries Draft Flow Vacuum Switch 90 0791 Overview The Travis Industries draft flow vacuum switch was designed for pellet stoves. The draft flow vacuum switch is a safety component that monitors the performance of the exhaust inducer fan and your pellet stove or inserts ventilation system. It monitors the pressure inside of the combustion chamber and shuts off your pellet stove or insert if the pressure gets too high. Whats in the Box 1 x