automatic and Manual thermoquad difference.

There may be air bleed differences, not sure. Why not try Woodruff, the sponsor on this website.

Dang, that never crossed my mind. For the most part, I'm oblivious to advertising. I actually came upon a place online not to far from me and requested a quote but I'm open to explore more options so I'll check them out. Cheers, Mate.:thumbsup: