White Powder Residue - InterNACHI Inspection Forum

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White Powder Residue

Inspecting HVAC Systems Topics include heating, venting, and air conditioning inspections.

9/26/06, 4:31 PM

kevin.raymond kevin.raymond is offline

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White Powder Residue

What causes the white powder residue buildup, inside of an old furnace?

9/26/06, 6:04 PM

Richard L. Bennett Richard L. Bennett is offline

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Location: Frostproof, Fl

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Re: White Powder Residue

Cocaine

Also something just as bad -- incomplete combustion which could mean carbonmoxide in the home.

Service is recommended

rlb

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