micore board

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  1. R

    Substitute white non-combustible board above 6000cl unit with cement board?

    I am getting ready to add the El Dorado Stone veneer to the wall surround around my gas fireplace. I had the 6000 CL installed and then used Perma base cement board around the entire wall framing which is flush with the white non-combustible board attached to the unit. I was trying to do some...
  2. R

    Reducing the clearance behind my wood stove help

    I'm putting in a new Pleasant hearth 2200 wood stove and I need some advice on the clearance behind the stove. The specs say It needs 16 inches to combustibles behind it. I am planning on using Micore 300 over ½" drywall (that covers 2x4 wood studs). Then ½" durock over the Micore, and finally...
  3. BillGriggs

    Frustrating Hearth Extension Replacement

    I'm replacing a tiled hearth extension. I was able to track down the original install instructions for my fireplace (Superior Fireplace #b1038) and it noted that I needed 1/2" millboard or equivalent below a non-combustible surface. I has planned to put down 1/2" durock, thinset, and my 3/8"...