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Airtightness measurements in Passive Houses

26 Hits, Last modified: 2 years ago

to ISO 9972, method 1. The deviations (these are not of a fundamental nature), clarifications and add... according to the procedure listed below which is not part of the ISO 9972. The resulting volume is to... tant ones are compared here: [{{ :picopen:000_bd_norm_bezeichnungen.jpg?400 |}}] ==== 2. Calculatio... ng etc. will have been completed already. It will not be possible to access many important connections

Why build an airtight house? – Leakage problems @planning:airtight_construction:general_principles

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* Draughty living spaces and cold air pockets are no longer acceptable for inhabitants: a truly airtig... side the construction.\\ \\ **Airtightness should not be confused with thermal insulation**. Both are ... materials are very good insulators, but they are not airtight. The only insulation material that can ... sheet is absolutely airtight, but has practically no insulating effect. Airtightness is an important

Airtightness test @planning:airtight_construction:general_principles

9 Hits, Last modified: 7 years ago

ventilation for acceptable indoor air quality is not possible. On the other hand, the level of airtightness is not high enough to meet the structural protection re... ments, i.e. they would have to be classified as "non-airtight" with leakage rates ranging from **4 to... be suitably described in the following words: **Nowadays the level of airtightness in newly construc

General principles for improving airtightness @planning:airtight_construction:general_principles

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lemented. Two “nearly” airtight layers will serve no purpose – leakage will still take place! This can... n German)]].\\ \\ ===== Airtight construction is not a question of the construction method ===== Bui... structions have demonstrated that airtightness is not about the specific construction method. Søren Pe... ections and penetrations are available. There are now various suitable products available from many ma

Airtightness Measurement of High-Rise Buildings

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wer door measurements. The ISO 9972 standard does not provide sufficient information on this. For this... ur. This results in pressure differences that can no longer be neglected for the measurement. This exa... deviation of the pressure difference of 10% must not be exceeded anywhere within the building envelop... should be taken. The measurement error due to the non-linearity of the flow formula is also explained.

Checklist: Test reports of airtightness measurements @planning:airtight_construction:general_principles

4 Hits, Last modified: 23 months ago

test * Device * Measurement standard (norm) * Inside and outdoor temperatures ... before and after each measurement series)? * //Note:// If the wind speed is greater than 6 m/s (21