On Thu, 12 Jun 2014 08:13:01 +0100, dennis@home wrote:

PV will need stronger fixings as the panels are solid and have a
higer windage than thermal tubes where the wind can pass betwen
them.

There is no where for wind to pass through my panel, the multi-parabolic
reflector is pressed metal and the thing arrives pre-assembled.

Not seen that type, have you a link for it?

--
Cheers
Dave.