Dear Tom;

Don't bother, It's not needed here.

That option is for use in area(s) where the temp is much lower or freezing etc.

Also; W/O the "plumbing" there's less chance for leaks and makes it look much neater.

Good luck, John M.......


John M., I.I. #3370

"There are no shortcuts to any place worth going". -Anon