Map Ventilation Limited holds LPCB approval in the RedBook as an approved installer of passive fire protection products, certificate 1065PI. Its LPS 1531 scope reads: “Company assessed and approved for installation of passive fire protection products under the following scope.Appendix 5 - Fire rated ductwork systemsAppendix 6 - Fire resisting dampers.” ⚠ the RedBook publishes no address for this holder; the website was resolved from the company name and verified against the register’s city.