Embedded video for John Hollick, Solar Wall & SAHWIA, at SHC 2013 John Hollick, Solar Wall & SAHWIA, at SHC 2013 Submitted by Baerbel Epp on October 9, 2013 This is an interview made during the conference SHC in Freiburg, September 2013, with John Hollick. John Hollick is the President and CEO of the Canadian company Solar Wall and Chairman of SAHWIA (Solar Air Heating World Industry Association). NewsAir HeatingGermanyCanadaSHC 2013IEA SHCSolarwallConserval EngineeringSAHWIA