Unless connected to a RPZ. :yes:
Schaffer and I talked about this long ago. You can, if it is connected to rpz.
People still want them even though the RPZ pushes up the cost.
Hmm. I'm suprised Bob let ya by with that. If that's the case I'd put one in every time I got the chance if I where you. $$$ gotta love that annual test $$$
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