Before I try it, what is anybody's opinion on spraying a light coat of clear coat finish on an evap coil after a good cleaning to beat the d s s? The unit is a 4 yo. package heatpump
"could be a law...don't know. James Gregory
from what i have read anything less than a "dipped in" coating is a waste of time.
if you spray it make sure you leave a clean out access because i'm sure it will help collect dirt.
This is Turtle.
Coating a Evaperator with any type paint is not a good ideal at all. Also you tring to coat the inside areas of the fins would be a big problem and would be just about impossible to get it right.
Now there is two cures for DSS and they are UV lites and a chemical called Bio-Fresh but sold under different names. Now you can experiment with other cures if you like.