FR3 Mailbox Specification

The Fire Rated 3 mailbox is designed and tested to meet fire rating standards BS476 Parts 6, 7, and 22, offering fire resistance for up to 2 hours. Made from Zintec Steel, it features a range of components that ensure compliance with Fire Rating Standards, including a lock cover, intumescent aperture seal, and an inward sprung hinge flap. This through-the-wall mailbox allows for front entry and rear retrieval of mail. The front panel can be customised to meet specific project dimensions. This product has been fully tested and certified by Warrington Fire.