Vintage 6" 6B Dornback Furnace Company Barometric Field RC Draft Control

Field Controls 02722701 6" RC-STD Draft Control with Collar, fits 5, 6, 7 Pipes

Field Controls 46207201 Draft Control Collar 5" RC-STD Fits 4,5,6" 46207201TP.

7" Draft Control with Collar. 7" M-STD. 00964201. Field Controls

Field Controls 46207201 Draft Control Collar 5" RC-STD Fits 4,5,6" Pipe Damper

Field Controls 5RC STD Draft Control with Collar 5" 46207201 J1

Field Controls 01986501 8MG1 8 MG1 Barometric Draft Control Gas Collar Included

Hotstream Draft-O-Stat Model B Barometric Draft Control