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- Wed Dec 28, 2016 8:00 am
- Forum: Help and Advice
- Topic: ND Motorized Open/Close vs RSD Spring Open
- Replies: 1
- Views: 4236
ND Motorized Open/Close vs RSD Spring Open
I am in the process of installing a couple of 14X8 ND Dampers. I have always used the spring version. Is there a danger using the motorized Open/ motorized Closed version. Is there a danger that if something goes wrong with the damper, they will all be left in the closed position with the furnace ...