Archives: Definitions

A UK government funding initiative targeting social housing retrofit in England, launched under broader decarbonisation and fuel poverty strategies. It specifically addresses energy performance upgrades for existing social housing stock.…

A nationally recognised quality assurance and consumer protection scheme for small-scale renewable energy and low-carbon technology installations in the UK. The MCS sets rigorous standards for the design, installation, and…

Single Room Flow Optimised Heat Recovery (srAFHR) is a decentralised mechanical ventilation system designed for individual rooms in residential buildings. It uses alternating airflow technology to extract stale air while…

A decentralised ventilation system used in residential and retrofit projects, particularly where installing ductwork is impractical or cost-prohibitive. A ductless MVHR is a compact, wall-mounted ventilation unit (through-the-wall) that supplies…

Single Room Mechanical Ventilation with Heat Recovery (srMVHR) is a decentralised ventilation system designed to provide fresh air supply and extract stale air from individual rooms while recovering heat from…

A Resident Liaison Officer (RLO) is a professional responsible for facilitating communication and managing relationships between construction or retrofit project teams and residents or tenants in the UK housing sector.…

Official Definition and Purpose of HHSRS The Housing Health and Safety Rating System (HHSRS) stands as a pivotal risk-based evaluation tool employed by local authorities across England and Wales to…

RdSAP10 is the latest iteration of the Reduced Data Standard Assessment Procedure, a simplified version of the Standard Assessment Procedure (SAP) tailored for evaluating the energy efficiency of existing homes.…

A Direct Labour Organisation refers to a workforce directly employed by a housing provider to deliver property services, such as responsive repairs, planned maintenance, or energy-efficiency retrofits. Unlike outsourced contractors,…

A systematic process to safely remove, contain, and prevent fungal growth in buildings, particularly in damp or poorly ventilated environments. In the UK context, it is critical for maintaining compliance…