TR/19 Guide to good practice. Internal cleanliness of ventilation systems. 2nd edition

Publication Year
2013

Document Status
Amber 
Caution

Abstract

Establishes a level of particulate cleanliness verification for both new and existing ventilation systems and an indication of when it is considered appropriate to clean systems in use. Includes a section on kitchen extract systems. Establishes levels of grease surface deposit at which it is appropriate to clean a kitchen extract ventilation system and at which post-clean verification is achieved. Includes guidelines to ensure that new ductwork systems remain protected during the installation period and prior to commissioning.


Document History

Superseded by 3rd edition published July 2019. In the 3rd edition section 7 has been withdrawn and superseded by TR/19 'Specification for: fire risk management of grease accumulation within kitchen extraction systems - grease' (BESA, 2019), a new stand-alone specification for fire risk management of grease accumulation within kitchen extraction systems. Supersedes TR19 Guide to good practice. Internal cleanliness of ventilation systems. (BES, 2013). First published as DW/TM2 (1991 and TR/17 (1998). Second edition (2002), TR/19 (2005) and TR/19 (2013).


Publisher Information

Building Engineering Services Association

A trade organisation meeting the needs of building engineering services contractors involved with design, installation, commissioning, maintenance, control and management of engineering systems and services in buildings. It was established in 1904 as the National Association of Master Heating and Domestic Engineers and has been through a few name changes since, including: Heating and Ventilating Contractors' Association (HVCA) and from 2012 it was the known as the Building and Engineering Services Association (BES).

Rotherwick House
3 Thomas More Street
St Katharine's and Wapping
London
E1W 1YZ
UK

Website: www.thebesa.com
Email: enquiries@theBESA.com
Tel: 01768 860400

Document Status Indicators

Green The Green document status indicator indicates that the document is:
  • (a) current in the Construction Information Service and
  • (b) the latest version - ie it does not have any other documents that replace or amend it and is promoted as a current document by the publisher.
Amber The Amber document status indicator indicates that some caution is needed when using this document - it is either:
  • (a) current in the Construction Information Service but has a document or documents that replace or amend it, so please look at the "Newer Versions" tab or
  • (b) not in the Construction Information Service but with another reason why it may be relevant to our customers such as being cited in NBS or in the Building Regulations Approved Documents. Again there may be more recent versions of the document.
Red The Red document status indicator indicates that the document is an old version
  • The document has likely been withdrawn by the publisher, also the meta data presented here may be out of date as it is no longer being maintained by the editorial teams at NBS.