On Feb 4, 6:09 am, "Stormin Mormon" cayoung61-
wrote:
The ones I've serviced, the outer cover is held on with a bunch
of screws. For a sheet metal worker, it's pretty basic skills.
What's your skill level?

Rinsing with a water hose won't do much, the dirt is usually
packed in. True cleaning requires the cleaning chemicals that
HVAC folks use.


Dos buying the same chemicals require Licensing?