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Garage mounted radon fan covered with mold. Thin wall pipe.
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Mold on piping near garage ceiling, thin wall pipe not properly installed.
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Attic mounted radon fan with thin wall pipe covered with mold.
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Attic fan covered with mold and not installed properly.
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Exterior fan covered with mold and not installed properly.
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Thin wall pipe in a garage, mold covered, no fire dampers and fittings not glued together.
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thin wall pipe condensates causes mold on wall and pipe
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contr. cut cost with thin wall, not approved for interiors
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wrong fire damper for pipe creates a fire hazard
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