Component Award announced for windows in the context of refurbishments / Press Release

Component Award announced for windows in the context of refurbishments Winners to be presented at International Passive House Conference 2015 in Leipzig   (Press Release, Passive House Institute, 12 November 2014)   Darmstadt, Germany. Replacing the windows in a building can improve its energy efficiency significantly, but since refurbishment work is often carried out in a step-by-step manner, flexible approaches are required. In order to acknowledge particularly suitable products, the…


Component Award proves Passive House windows profitable

Twelve winners to be honoured at the International Passive House Conference (Press Release, Passive House Institute, 3 April 2014) Darmstadt, Germany. The winners of the first ever Passive House Component Award have been selected and a total of twelve Passive House windows will receive recognition. The real winners, however, are the building owners, for the results of this international competition demonstrate that it is possible to save money with highly efficient…


Blowerdoor protocol for verification of 0.6 ACH50 for Passive House

By Floris Keverling Buisman,  Four Seven Five Automated blowerdoor test according to EN13829 with DG700 manometer controlled by laptop Building air-tightness that is below 0.6 air changes per hour at 50 pascals pressure (0.6ACH50) is a simple target that the Passive House Institute (PHI) requires for new building certification.  (A retrofit may meet 1.0ACH50 for EnerPHit certification.)  This is a measurement of air flow and not much input or calculations are required…. Just…