[RE-wrenches] Ballast Racks with Thermal Collectors
Nicholas Ponzio
nponzio at buildingenergyus.com
Mon Nov 3 06:00:12 PST 2008
Wrenches,
Has anyone used a ballasted roof rack system for mounting flat-plate
solar thermal collectors on a flat roof? What are the issues
involved?
Thanks,
-Nik
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