Technical Booklet K Ventilation·Page 4·Materials and workmanship
Materials and Workmanship Requirements
Building work subject to Part A requirements must comply with regulation 23 regarding materials and workmanship. Technical Booklet B provides guidance on these requirements.
Any building work which is subject to requirements imposed by Part A of the Building Regulations should be carried out in accordance with regulation 23 of those regulations. Guidance on meeting these requirements for materials and workmanship is given in Technical Booklet B which supports Part B.
Source — /Users/richardhill/Documents/planning-arch-project/data/documents/regional/Technical Booklet K - Ventilation.pdf