planning:refurbishment_with_passive_house_components:thermal_envelope:airtightness
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| Both sides previous revisionPrevious revisionNext revision | Previous revisionLast revisionBoth sides next revision | ||
| planning:refurbishment_with_passive_house_components:thermal_envelope:airtightness [2019/02/07 11:40] – cblagojevic | planning:refurbishment_with_passive_house_components:thermal_envelope:airtightness [2019/06/28 08:59] – [Airtightness – how and why?] cblagojevic | ||
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| In particular, airtightness has the following advantages: | In particular, airtightness has the following advantages: | ||
| * prevention of moisture related building damage | * prevention of moisture related building damage | ||
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| * prevention of drafts and cold feet | * prevention of drafts and cold feet | ||
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| * prevention of high heat losses due to infiltration | * prevention of high heat losses due to infiltration | ||
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| * improvement of sound insulation | * improvement of sound insulation | ||
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| * improved indoor air quality (e.g. prevention of pollution with radon from the ground) | * improved indoor air quality (e.g. prevention of pollution with radon from the ground) | ||
| An adequate level of airtightness is the basis for: | An adequate level of airtightness is the basis for: | ||
| * the use of a variable demand-oriented ventilation (functioning with directed air flows) and | * the use of a variable demand-oriented ventilation (functioning with directed air flows) and | ||
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| * the effectiveness of the thermal insulation without air flowing through it | * the effectiveness of the thermal insulation without air flowing through it | ||
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| Besides the basic principles, the following guidelines are helpful for successful planning of the airtightness – whether for a new construction or for a refurbishment of an old building (based on [[planning: | Besides the basic principles, the following guidelines are helpful for successful planning of the airtightness – whether for a new construction or for a refurbishment of an old building (based on [[planning: | ||
| * **simplicity**: | * **simplicity**: | ||
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| * preferably **large uniform** areas with a simple basic construction | * preferably **large uniform** areas with a simple basic construction | ||
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| * selection of reliable and proven basic construction techniques – it is not necessary to develop completely new or exceptional sealing systems | * selection of reliable and proven basic construction techniques – it is not necessary to develop completely new or exceptional sealing systems | ||
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| * **adherence to common principles** when planning different connections | * **adherence to common principles** when planning different connections | ||
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| * in principle, any **penetrations** of the sealing envelope should be avoided or minimised\\ | * in principle, any **penetrations** of the sealing envelope should be avoided or minimised\\ | ||
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| Therefore, in new constructions as well as in modernisations, | Therefore, in new constructions as well as in modernisations, | ||
| * Preliminary planning | * Preliminary planning | ||
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| * Coordination of the trades (order) | * Coordination of the trades (order) | ||
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| * Time schedule | * Time schedule | ||
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| * Monitoring of implementation\\ | * Monitoring of implementation\\ | ||
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planning/refurbishment_with_passive_house_components/thermal_envelope/airtightness.txt · Last modified: 2022/02/15 19:37 by admin