Housey Library

Property advice articles

Researched, UK-specific guides for every stage of homeownership — from buying and surveys to retrofit, planning and major works.

Energy & Retrofit
Insulating Solid Masonry Walls Under Bay Windows: Technical Guidance
Insulating solid masonry walls at bay windows requires treating the reveals, soffits, and cheek walls as well as the main face. PAS 2035 mandates a condensation risk analysis before internal wall insulation is specified. Engage an accredited Retrofit Assessor to survey the property and design the correct vapour control strategy before any installer is engaged.