The first high performance – ultra energy-efficient – residence hall

A Passive House certification is one of the highest available for energy-efficient homes 나눔 바른 고딕 웹 폰트. And this residence hall in Belfast, Maine demonstrates that, “space heating costs for TerraHaus are less than $300 per year ($30 per student), a big improvement from the two poorly insulated housing units it replaced, each with an annual space heating cost of about $500 per student.”

That is a 94% reduction in energy bills – helped out by the rooftop solar panels youtube 60fps. The dorm sleeps 10 students and features chemical free building materials and durable fixtures to survive many school years. There is a solar water heater, an ultra-efficient (88%) HRV system that circulates in fresh outdoor air, and windows that absorb and keep in sunshine during the winter (50% solar heat gain) 저 정시에 퇴근합니다 다운로드.

The walls and roof were constructed to minimize any heat loss during the winter. They were measured for thermal efficiency using R-values and the walls achieved a value of 50 and the roof 80-100 다운로드. The typical home has R-values ranging from 18-25 for walls and 50-60 for ceilings 옥류체 다운로드.

It’s an impressive home and worthy of the Design Award it received.

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source: Eco Home

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