R290 in air conditioning and heat pump equipment

Building Engineering Services Association, 2025
R290 in air conditioning and heat pump equipment Download document

Document Status

Current

Supplement

Mechanical & Electrical Supplement

Abstract

Relates to R290 systems. Covers R290 properties, work with R290 from a health and safety perspective, factors which influence the maximum allowable charge, a formula to calculate this and considerations relating to the installation and retrofitting of R290 systems.

History

Supersedes TB/057 'R290 in air conditioning and heat pump equipment' (BESA, 2024).

Subjects

  • Building services
  • Space heating/central heating
  • Air conditioning/ventilation
  • Heat exchangers
  • Special subject areas
  • Heat pumps
  • Energy efficiency/Energy Management
  • Environmental issues/energy

Publisher History

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).

Information

NBS

NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.

Accuris

We connect trusted knowledge to customers' workflows – mitigating risk, increasing efficiency and accelerating innovation For more than 60 years, leading R&D and engineering-intensive organizations have relied on us to achieve on-time, on-budget delivery of complex projects and new products. We deliver an unparalleled combination of technical content and Artificial Intelligence (AI) technologies to surface answers from the vast universe of technical knowledge, both inside and outside the organization. In a single interface, we connect the dots between information scattered across many different sources, allowing technical professionals to make better, more informed decisions faster.