Since how they are one of the biggest companies doing business for Norfab, they can offer a 10% discount! I actually got a little more! :o). Shipping might cost me nothing. Norfab is only a 90 minute drive from where I live now, so I can truck it myself if I choose. Otherwise...
Ductwork Zone Damper & Remote Control Installation & Wiring Manuals Shown here, ZoneFirst's ZDB/ZDS zone damper controller described in the installation manual for ZoneFirst listed below. Watch out: Turn off power source to the heater before attempting installation, maintenance or repairs. Lock, ...