Thread: Discoloration on ceilings
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Old 05-09-2008, 06:21 PM
John Arnold John Arnold is online now
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Join Date: Mar 2007
Location: Philadelphia PA
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Re: Discoloration on ceilings
Quote:
Originally Posted by Roger Burnham View Post
I would like a little help on a recent problem. The interior of the clients home has a dark discoloration showing on every truss and drywall nail. It was checked for mold growth (negative) and the attic is well vented with no problems. Heat is Cadet in-wall units which have been cleaned. Any suggestions?
Just to clarify - discoloration on every truss nail and drywall nail, or are the trusses themselves kind of outlined on the ceiling.
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