mortar

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    Help Choosing Product for Mortar Repair

    I've owned my current home for (4) years and had the fireplace cleaned last year. The home was built in 1987 and I believe this is all original. I've yet to use the fireplace. Recently, while installing a chain screen some of the mortar or cement fell out between the exterior brick veneer and...
  2. E

    Tricks for breaking out mortared-in clay tiles?

    Finally getting around to installing my rigid liner and class A chimney extension and the first task is proving much more difficult than I anticipated. The masonry chimney is only about 6ft to the thimble and 8ft to the inside of the fireplace (the wood stove sits on the hearth in front of the...
  3. J

    Sealing around insert

    Is it efficient to mortar around an insert so that it's sealed into the chimney?
  4. 1

    What to use to level hearth?

    I’ll save you from the long back story and just get right to the point. We decided to remove the old red tile from our hearth and plan on replacing it with clay thin brick pavers. We removed the tiles but still have the old mortar(?) underneath. Since we want the pavers to just slightly above...
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    Cracks on Surface Mortar

    Hi, We have an industrial roaster. Recently, we were doing maintenance and after pulling out the drum we've noticed that the mortar we've applied along the surface of the walling have developed a lot of cracks. The super-duty air-set refractory mortar we used is 47.03% Aluminum Oxide. My...
  6. L

    Prevent Cracking of Air-Set Refractory Mortar along walling

    We have an industrial roaster. Recently we were changing the firebricks along the walling and noticed a lot of cracks with the air-set refractory mortar we applied on the surface of the walling. The brand we are using is 47.08% Aluminum Oxide based on the tech sheet. My question is if we should...
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