Monthly Archives: December 2015


Infiltration or air leakage can have a significant impact on the required heat load for a house and in some cases can have a bigger impact than insulation values. This shows up in both energy modeling and in actual retrofit … Continue reading

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Rubber Roofing

There are three typical considerations when selecting a roof. Price, durability (how long it will last) and aesthetics. In our decision process, we added another factor – sustainability. That is, the impact on the environment, either in the production of … Continue reading

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