Middlesex Firestopping Limited holds LPCB approval in the RedBook as an approved installer of passive fire protection products, certificate 1344PI. Its LPS 1531 scope reads: “Company assessed and approved for installing or applying passive fire protection products under the following scope: Appendices : - Appendix 1 - Penetration, cavity barriers and linear gap seals -Appendix 2 - Fire rated board and cladding to structural elements-Appendix 3 - Intum.” ⚠ the RedBook publishes no address for this holder; the website was resolved from the company name and verified against the register’s city.