What are the stats are people dying or getting ill in the U.K. from bacteria in car a/c, out of the c. 60 million car users at one time or another?
Government and council agencies, and trading standards, don't publicise the risks, which is strange in a Nanny State.
Just the proprietors of garages.
Similarly, the air con in my Golf wasn't re-gassed and purged in the entire 8 years I owned it. It was used most of the year, and felt bitterly cold if set that way throughout.
VW Caffyns sometimes gently asked at service time did I want it done as an extra, but I always declined.
Re-gassing...