replace or clean out a cold air return hvac mobile home

Floral City FL

Description

its about a 20 foot run from cold air return to hvac unit,, has mold you can smell inside, either replace it with new or clean it what you will need to clean it 1a neg air pull fan that mounts to 9 inch tubular duct ( may have diameter off 2duct wire whip or you can build a large noodle douche that can be pulled through numerous times process, disconnect air vent from hvac, (after removing underpinning from mobile home) and connect neg air pull, run whip or douche throughout, using douch you will need a long hard solid wire to be pulled through each time reconnect and replace underpinning, after inspecting the air return duct under trailer for splits in insulations, etc, tape up where needed. actual job can be done in less than 3 hours, BASICALLY TO REPLACE IS EASIEST, JUST GRUNT WORK UNDER A MOBILE HOME CRAWL SPACE,