Direct or indirect?

[Gray0689]

If I knew the answer, Gray0689, I wouldn't have asked. But ALL I asked was a simple plumbing question

If it's simple why ask then Lol

 

[Ermintrude]

If it's a masonry chimney u shouldn't be cooling gasses. U should build thermal stores into sides of fire ...... Much like has been done in Europe for the last 250 years .

 

[Lou]

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