Following on from yesterday's article in Passive House Plus magazine, some interesting numbers: it exceeded the Passiv Haus standard for airtightness by double (100% over), at 0.3ACH - at first fix.
This is an inherent property of SIP panels, and shows the quality of our panels, their joints & fixings. You can meet & exceed PHI stadards for airtightness in a SIP, without requiring any membranes or tapes to the walls or roof. No other building system will do that for you. And, by dint...
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