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Airtightness measurements in Passive Houses

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ive Houses ====== ===== Instructions for carrying out measurements ===== Airtightness measurements in Passive House buildings are to be carried out uniformly worldwide according to ISO 9972, method... erence volume for passive houses is to be carried out according to the procedure listed below which is ... for each room. The calculation should be carried out in accordance with detailed rules given in the [[

Airtightness Measurement of High-Rise Buildings

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Institute (PHI) has produced a guide for carrying out airtightness measurements in high-rise buildings.... e bottom and the top (thermal) is, for example, about 48 Pa for an 80 m high building and a temperature difference (inside/outside) of 15 K. This means that pressure difference... circumstances. In order to still be able to carry out the measurement in a high-rise building, practica

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

3 Hits, Last modified: 23 months ago

* Measurement standard (norm) * Inside and outdoor temperatures * Wind velocity * Fl... f the building envelope been recorded (sealing of outdoor air and exhaust air ducts at least)? * Has ... detection at negative pressure should be carried out before the measurements, and any large leaks shou

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

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\\ moist air can flow from the inside towards the outside and thus\\ lead to condensation on colder par... omponents. As the illustration shows, air flowing out from leaks transports substantial amounts of mois... nto the construction. As the air cools on the way out, the water in the air condenses and remains insid

General principles for improving airtightness @planning:airtight_construction:general_principles

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errupted airtight building envelope", that can be outlined using the “red pencil method” (see the //**f... ace the whole building envelope with a pencil without any breaks in each sectional drawing. In the deta... a planning task**. Craftsman can only carry this out in an airtight manner if it has been thoroughly d... the other, this won’t stop the water from leaking out! It is essential that the concept for airtightne

Airtightness test @planning:airtight_construction:general_principles

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reated between the inside of the building and the outside by means of a blower door test. The blower do... b>-values) should not exceed 3 h^-1 without ventilation systems and 1.5 h^-1 with