Designing an ‘optimal’ domestic retrofit programme

ABSTRACTThe US Better Buildings Neighborhood Program (BBNP) consisted of 41 different versions of thermal retrofit programmes with a common structure and objectives. This created a natural experiment in thermal retrofit programme design. This paper uses qualitative interviews with programme organizers measured against third-party programme performance data to create a model of 14 programme steps that were common to all BBNP grantees. This model uses the experiences of programme organizers to define best-practice principles associated with each programme step. Five themes emerge from the programme steps: (1) programme design: local market features and suitable programme structures; (2) marketing and outreach: the processes of creating awareness versus personal engagement – how community-based social marketing is a key strategy in driving demand; (3) workforce engagement: the skills gaps across the supply chain; (4) financial incentives: the merits of grants versus loans – how to use them in combination; an...