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  1. How best to install through-the-wall thimble in cinder block?

    Nov 6, 2020 · The cinder block was previously knocked out when my inlaws installed a wood stove. I am removing the wood stove and all piping associated with it. I bought a DuraVent 3PVL-KHA vent kit. I …

  2. Passing through concrete wall requirements? - Hearth.com Forums

    Jan 12, 2013 · I find myself here again at the fountain of info. I'm going through a poured-concrete wall with an 8 inch S.S. metalbestos chimney to a insulated tee and I've got a couple of questions. 1: Do I …

  3. Removing just the end of a concrete/cinder block wall

    May 25, 2008 · I'm planning to remove just the end of a concrete ("cinder") block wall in my basement. The wall is about twenty feet long, and at one end is a steel I-beam supporting the floor joists, and at …

  4. Q&A - How close can woodstove go to cinderblock wall?

    May 26, 2007 · Question: I'm having a woodstove installed into my basement with a Class A stainless steel chimney; using the out and up method of chimney installation.Seeing that the stove is in the …

  5. Thimble install with cinder block | Hearth.com Forums Home

    Oct 1, 2008 · Spoke with Simpson and they said installing a thimble through cinder block is the same as any other wall. guess I am busting out a bigger hole then The same as a combustible wall ? I was …

  6. Would a Thermal Cinder Block Wall Transmit Heat well?

    Mar 3, 2014 · Our idea, maybe insane, is to build the back wall of the alcove, from concrete floor to wooden ceiling, out of cinder block, and hope that enough residual heat will transmit thru the block …

  7. Hanging new door in concete block wall - Hearth.com Forums

    May 25, 2008 · My house was built in 1951, and the door leading to the garage from the basement is cut through the concrete blocks. The original carpenter attached jambs to the ends of the block walls, …

  8. Chimney thimble block wall question - Hearth.com Forums

    Nov 2, 2015 · For non-combustible wall like concrete or cinder block you don't need 2" air space. As long as there is nothing combustible within 2" of your chimney you meet code.

  9. CINDER BLOCK WALLS FOR INCREASED THERMAL MASS

    Oct 24, 2012 · The real benefit of the cinder block walls is to mitigate radiation laterally in the basement and 'encourage' the flow upward where the inlet fan is. The only success I've had with introducing …

  10. Repair cinder block wall cracks ? | Hearth.com Forums Home

    Mar 23, 2013 · A long block wall should have expansion joints every so many feet ,i believe it is every 12 -16FT. If not expect some hairline cracks. 1/2 Inch sounds like a settlement issue.