 Re: 5/8" metal deck?
Aaron,
The fire brick needs to be on top of insulation. I believe the plans call for around 3 inches of a vermiculite mix. Some of us have opted to set them on insulation board. Either way you go, you need to have them insulated or you will lose your floor heat.
Les...
Last edited by Les : 03-03-2008 at 09:00 PM.
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