Aug 25, 2017 12:01 pm
I have a steel heating duct that runs along my ground floor ceiling feeding my heating vents of my 1st floor of the house. I want to cut into it to feed a room on the ground floor. 1. Do I cut my new vents over the windows, 2. Do I face the vents blowing down to the floor or blowing over the top of the ceiling. Thanks in advance.
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