[RE-wrenches] PV Direct Differential controller

[Dana]

Morning all - 

I am looking for a PV direct Differential controller for a local plumber.
Any suggestions?

Thanks -

Dana Orzel

Great Solar Works, Inc
www.solarwork.com
E - dana at solarwork.com
V - 970.626.5253
F - 970.626.4140
C - 970.209.4076
"I'd put my money on solar energy. I hope we don't have to wait 'til oil and
coal run out before we tackle that."
-Thomas Edison, in conversation with Henry Ford and Harvey Firestone, March
1931