Quote Originally Posted by dr. d View Post
it depends on the working conditions that the aircon is subjected to.

...

in my opinion,
aircons in residences fare better than aircons in places of business or commerce,
simply because they are cared for less in the latter, where some folks just do not care for them the way home owners care for them.
opinion lang.

Right! One example is in a faculty room where the teachers are complaining that the said unit is no longer cooling the room unlike before. I asked my wife if the air filter is being cleaned every week and she said no.