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- Airtightness measurements in Passive Houses
- ss measurements in Passive House buildings are to be carried out uniformly worldwide according to ISO ... of the reference volume for passive houses is to be carried out according to the procedure listed bel... part of the ISO 9972. The resulting volume is to be used for the determination of the n<sub>50</sub>-... \\ For the calculation and documentation, it can be helpful to use the "room data", which is included
- Why build an airtight house? – Leakage problems @planning:airtight_construction:general_principles
- ==== The external envelope of a building should be as airtight as possible and this doesn’t only app... pour that is transported in air draughts can only be prevented by airtightness of the envelope (see il... st\\ building damage occurs in this way. This can be remedied by\\ careful airtight construction.**//|... the construction.\\ \\ **Airtightness should not be confused with thermal insulation**. Both are impo
- Airtightness Measurement of High-Rise Buildings
- uences in high-rise buildings, special rules must be taken into account for blower door measurements. ... esults in pressure differences that can no longer be neglected for the measurement. This example makes... iation of the pressure difference of 10% must not be exceeded anywhere within the building envelope cannot be met under any circumstances. In order to still be
- Checklist: Test reports of airtightness measurements @planning:airtight_construction:general_principles
- tightness measurement protocol complete? This can be easily confirmed using this checklist: * Is al... g values for the pressure difference will usually be exceeded. * In general, the positive and negati... n the two results, a plausible explanation should be given in the measurement report. **Recommendatio... ** leakage detection at negative pressure should be carried out before the measurements, and any larg
- Airtightness test @planning:airtight_construction:general_principles
- protection requirements, i.e. they would have to be classified as "non-airtight" with leakage rates r... al damage. The situation in many countries can be suitably described in the following words: **Now... htness (i.e. a lower n<sub>50</sub> value) should be strived for and realised; it's unexpensive and it... ve Houses: n<sub>50</sub> leakage rates **may not be greater than 0.6 h<sup>-1</sup>** to comply with
- General principles for improving airtightness @planning:airtight_construction:general_principles
- interrupted airtight building envelope", that can be outlined using the “red pencil method” (see the //**following illustration**//). It should be possible to trace the whole building envelope wit... in each sectional drawing. In the details it must be made clear how the airtight connection is realise... the\\ basic concept. A building envelope can only be airtight\\ if it consists of just one uninterrupt