BS 493(1995) : 1995
Current
The latest, up-to-date edition.
SPECIFICATION FOR AIRBRICKS AND GRATINGS FOR WALL VENTILATION
Hardcopy , PDF
English
01-01-1995
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Committees responsible
Foreword
1 Scope
2 References
3 Definitions
4 Materials
5 Manufacturer's certificate
6 Marking
7 Airbricks for external use (class 1 units)
8 Wall ventilators or gratings for internal
use (class 2 units)
Annex A (informative) - Information to be
supplied by the purchaser for the purpose of
an order or enquiry
Annex B (normative) - Test for impact resistance
of airbricks
List of references
Describes requirements for two classes of wall ventilating units as follows: class 1: airbricks for use in external walls; class 2: wall ventilators or gratings for internal use.
| Committee |
B/519
|
| DevelopmentNote |
Supersedes BS 493(1970) & 93/105570 DC. (07/2005) 1995 Edition Re-Issued in September 2010 & incorporates AMD 1 2010. Supersedes 10/30155844 DC. (09/2010)
|
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
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