2022-06
Chapter 3
Chapter 3
3.3 Airtightness of fittings
Chapter 3: Quality standards for fittings
- 3.1General
- 3.1.1Airtightness of fittings (general)
- 3.1.2Internal cleanliness of fittings (general)
- 3.1.3Transport and storage of fittings (general)
- 3.1.4Assembly instructions for fittings (general)
- 3.1.5Inspection of fittings (general)
- 3.2Luka Fitting Register (LAR)
- 3.2.1Heating for duct installation - electric
- 3.2.2Heating for duct installation - hot water
- 3.2.3Cooler for duct installation
- 3.2.4Adjustment valve - circular
- 3.2.5Iris valve - circular
- 3.2.6Valve register - rectangular
- 3.2.7Constant volume control
- 3.2.8Variable volume control
- 3.2.9Silencer
- 3.2.10Filter section
- 3.2.11Measuring station
- 3.2.12Vent plenum
- 3.2.13Active chilled beam
- 3.2.14Humidifier
- 3.2.15Fire damper - circular
- 3.2.16Fire damper - rectangular
- 3.2.17Flexible hose
- 3.2.18Inspection hatch
- 3.3Airtightness of fittings
- 3.3.1Measurement method for air leakage from fittings
- 3.3.2Rectangular fittings
- 3.3.3Circular fittings
- 3.3.4Flexible hoses
- 3.3.5Classes of airtightness
- 3.3.6Calculation example of the permissible air leakage loss