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Millivolt Thermostat Wiring

  • Last Updated:
  • Aug 14th, 2017 9:59 pm
Newbie
Jun 25, 2016
89 posts
42 upvotes

Millivolt Thermostat Wiring

I'm trying to hook up a gas fireplace with millivolt wiring to a Honeywell thermostat. I have a black and white wire, where should they go?

The battery lasts incredibly long in this thing so I'm not worried about it not being powered.
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3 replies
Deal Addict
May 23, 2009
3681 posts
2388 upvotes
Mississauga
Terminals R and W should work.
Sr. Member
Jan 19, 2013
708 posts
626 upvotes
Ottawa
doesnt matter colour to where, just a wire on r and wire on w

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