This is used to connect the laminated solenoid to your rubber flapper on a fan/blower that has a SQUARE shoot. (FN446, FN004, FN1TDP7 and the FNA166)
If building your own Outdoor Wood Furnace this can be used along with:
- LS001 Laminated Solenoid
- FC546 Fan Cover
- FBW001 Fan
- DS001 Draft Spring
secondary air control for homemade wood boiler.