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K4 collector

Stretching an absorber like a trampoline

Submitted by Baerbel Epp on July 12, 2008

KBB Kollektorbau at Intersolar 2008Stephan Fintelmann, founder and executive director of Berlin’s OEM collector manufacturer KBB Kollektorbau, presents his new K4 collector series at Intersolar.
Photo: Bärbel Epp

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