[RE-wrenches] High PSF Mods?

[Jeff Clearwater]

Hello Again Wise and Knowledgeable,

What's folks favorite modules for high psf ratings?  I know RECS have 
high ratings.  Others?

Thanks!

Jeff

-- 
Jeff Clearwater
Village Power Design

Renewable Energy Consultant
32 Years in all Aspects of Renewables
www.villagepower.com
skype: jclearwater
413-559-9763
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