[Shop-talk] pvc unions?

[Randall]

> Don't forget that unlike a water supply line,
> the hot tub plumbing has only a few pounds of
> pressure.

Well, if you consider 30+ psi to be "only a few pounds".   Truck radiators
also usually lack free chlorine, while I have to take my pool up to 3ppm at
least twice a year or so.  Chlorine is incredibly destructive (which is why
it works so well at killing *anything* that grows).

Randall