Gathering evidence to improve airtightness in the UK housing stock - phase 1

***Modification of the Contract*** Contract Variation PS23085 001 has extended the contract term from 31st January 2024 to 31st May 2024. ***** THIS IS AN AWARD NOTICE, NOT A CALL FOR COMPETITION ***** This procurement is being concluded following a competitive procurement exercise. Brief Description of Requirement. The Objectives for Phase 1 are: 1) Review what the current literature says about the airtightness, infiltration and ventilation of the existing UK housing stock and identify the gaps in the evidence bas...