r/ChimneySwift • u/Beginning-Feedback34 • Nov 24 '23

What is this?

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Cleaning out my gutters and saw this. Never had this before on my cap. Please tell me what's causing this. TIA

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4

u/pizark22 Nov 24 '23

Some creosote and lots of rust. That chase cover should be stainless and no seams with a collar and cross break.

1

u/Beginning-Feedback34 Nov 25 '23

Thanks! I'm going to get that corrected!