S.R. 50-1:2021

Foreword
Introduction
1 Scope
2 References
3 Terms and definitions
4 Heat distribution system design requirements
5 Heat loss
6 Pipework and fittings
7 Solid fuel open vented heating systems
8 Interlinking solid fuel heating appliances
9 Heat distribution system requirements
10 Heat supply system requirements
11 Heat emission system requirements
12 Attached systems
13 Control systems
14 Underfloor heating
15 Installation of the system
16 Documentation for installation, operation, maintenance and use
17 Pre-commissioning
18 Commissioning
19 Recommissioning of existing systems
20 Decommissioning
21 Servicing and maintenance
Annex A(normative) Pressure safety valve
Annex B(normative) Water tightness test procedure
Annex C(normative) Pneumatic leak or pressure testing
Annex D(normative) Cleansing and power flushing
Annex E(informative) Example reports and checklists for OM&U documentation
Annex F(informative) Heat loss calculation example
Annex G(informative) Pipe sizing guidelines
Annex H(informative) Radiator sizing
Annex I(informative) Calculation of the water volume in a heating system
Annex J(informative) Electrical considerations
Annex K(informative) Carbon monoxide detectors
Bibliography

This Code of Practice provides practical information and guidance on the design, installation and optimization of traditional water-based (wet) central heating systems in permanent domestic dwellings