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- Airtightness test
- a continuous and adequate exchange of air (see [[planning:building_services:ventilation:basics:types_of_ven... \ refurbishment.**//|\\ ===== See also ===== [[planning:airtight_construction:airtightness_measurements_in_passive_houses|]] [[planning:building_services:ventilation:differentiation_bet
- Why build an airtight house? – Leakage problems
- o build really airtight. ===== See also ===== [[planning:airtight_construction:general_principles|]] Rea