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BS 5440-2:2023 – TC

BS 5440-2:2023 – TC

$206.88

Tracked Changes. Chimneys, flue pipes and ventilation for gas appliances of rated input not exceeding 70 kW net (1st, 2nd and 3rd family gases) – Installation and maintenance of ventilation provision for gas appliances. Specification

Published By Publication Date Number of Pages
BSI 2023 118
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PDF Catalog

PDF Pages PDF Title
59 undefined
94 Annex A (informative) Low-frequency limit and window width
98 Annex B (informative)Measurement uncertainty
B.1 General
B.2 Measurement uncertainty based upon reproducibility data
B.3 Standard deviation of repeatability and reproducibility of the sound insulation index
101 Annex C (normative)Template of test report on airborne sound insulation of rail noise barriers and related devices acting on airborne sound propagation
C.1 General
103 C.2 Test setup (example)
105 C.3 Test object and test situation (example)
108 C.4 Results (example)
C.4.1 Part 1 – Results for ‘element’ in tabular form
109 C.4.2 Part 2 – Results for ‘element’ in graphic form
110 C.4.3 Part 3 – Results for ‘post’ in tabular form
111 C.4.4 Part 4 – Results for ‘post’ in graphic form
C.4.5 Uncertainty (example)
114 Annex D (informative)Indoor measurements for product qualification
D.1 General
D.2 Parasitic reflections
D.3 Reverberation time of the room

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BS 5440-2:2023 - TC
$206.88