Passive House Roof

All mbc passive roof systems deliver a u value of 0 10w m2k.

Passive house roof.

The main diagram below shows how the three passive elements roof wall and foundation link together. With a heating demand of only 8 kwh m a it is uniquely energy efficient. It results in ultra low energy buildings that require little energy for space heating or cooling. Essentially a passive house is designed to be extremely energy efficient so that it doesn t take a lot of power to heat or cool.

The following are six 6 estimates of the passive house premium from five 5 passive house builders. The carpenter reported that he could have got her the stock plan and all the upgrades to passive house for less than the cost of her roof. The individual roof type diagrams show the detail associated with each roof type. Heat recovery ventilation allows for air to remain comfortable and not stuffy which is a common concern amongst passive house builders.

At the same time a 250 m photovoltaic system on the roof produces renewable energy. Passive house principle sketches special constructions. And the construction of the roof sheathing and shingling were all more expensive than that of the stock plan house. Fink truss attic truss the vaulted roof and the flat roof.

The doors of this new building were open to the public on 14 and 15 november within the framework of the international passive house days 2015. Passive house principle sketches special constructions. This is very close to the passivhaus standard 0 10 0 15 w m 2 k however it still does satisfy it. This prevents heat loss and shows that air isn t leaking in your home.

Passive house wall capping profiles. Attic and roof edge for passive houses. If you re familiar with any passive house projects you may be thinking about double stud walls that are a foot thick or regular walls with 6 to 12 inches of rigid insulation on the outside. To achieve the passivhaus standard passive roofs need high levels of insulation thermal bridges need to be eliminated and the structure itself needs to be airtight.

Passivhaus is a voluntary standard for energy efficiency in a building which reduces the building s ecological footprint. Passive house roof build up adhered. The roof trusses alone cost 20 000. To meet passive house standard a home must not have an air change rate of more than 0 6 hour than the total volume of the house.

In nova scotia we have a 10 000 rebate incentive for energy efficient homes so we can build a passive house for the same cost as a code built house. Roof build ups for passive houses. Passive house has a reputation for requiring ungodly amounts of insulation. The irish standard part l 2011 for a traditional roof structure is 0 16 w m 2 k.

It grew out of the superinsulation movement after all. To be designated as a passive house a building must embody a set. Click image to expa nd.