thimble size

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  1. S

    8.5" Thimble!

    I have a Cawley-Lemay 800 and reconditioned it this spring. I am ready to put it back in service but I have an issue. My stainless steel chimney insert that was installed previous to owning this house is 8.5" at the thimble. I have no clue why but I don't want to have to order a specially made...
  2. Iburnslow

    Thimble Sizing Question; 3 or 4 inch?

    I've had a Harman for years. I originally installed it direct through the wall in my old house. Moved it to my new house and vented it up the chimney with flex pipe. Now, I'm moving it to my family room out of the chimney. It will go direct through the wall again, but it's been years since I've...
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