Metal ductwork collapses, injures 6 at Colorado resort pool
AP
AURORA, Colo. (AP) — Six people were hurt — two critically — when part of a heating and ventilation system collapsed at a resort pool in Colorado on…
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ductwork
Rosie on the House: How often should ductwork be cleaned?
Rosie Romero
Special to the Arizona Daily Star
Question: How often do I need to have my ductwork cleaned?Answer: In a properly maintained HVAC system,…