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BS 8446:2020

$142.49

Installation and maintenance of open-flued, non-domestic gas-fired laundry appliances. Specification

Published By Publication Date Number of Pages
BSI 2020 28
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This British Standard specifies the installation and maintenance of open‑flued, non‑domestic gas‑fired laundry appliances. It is applicable to both fixed and tilting tumble dryers.

NOTE For the purposes of this British Standard, installation includes design, inspection and commissioning. It is recognized that each of these tasks can be performed by the same person.

PDF Catalog

PDF Pages PDF Title
4 Foreword
7 1 Scope
2 Normative references
8 3 Terms and definitions
9 4 Competence
10 Table 1 — Approval bodies and statutory regulations by country/territory
Table 2 — Competence requirements by country/territory
5 Planning considerations and risk assessment
5.1 Design and planning
11 5.2 Risk assessment
6 Selection of laundry appliances
12 Figure 1 — A typical rotary ironer
6.1 New laundry appliances
13 6.2 Used laundry appliances
7 Location of laundry appliances
7.1 General installation
14 7.2 Siting of laundry appliances
15 Figure 2 — Typical method of stacking a tumble dryer on to another appliance
8 Gas connections
8.1 General
16 8.2 Manual isolation valves
8.3 Automatic isolation valves
17 8.4 Provision for emergency situations – notices
8.5 Connections for 2nd family gases
8.6 Connections for 3rd family gases
9 Electrical connections
18 10 Make-up air
19 Table 3 — Air flow and minimum free make-up air requirements
Table 4 — Air flow and minimum free make-up air requirements according to drying load capacity for rotary ironers
11 Exhaust system
20 12 Flexible exhaust connections for tumble dryers
13 Ductwork
21 14 Termination
Figure 3 — Possible configurations of the exhaust termination
22 15 Exhaust testing
23 16 Inspection and commissioning
16.1 Inspection
16.2 Commissioning
24 17 Information to be given to the user
25 18 Servicing and maintenance
26 Bibliography
BS 8446:2020
$142.49