Description The Intumescent Letterbox is a fire-rated solution designed to provide both functionality and fire protection for fire-rated doors. With a 30-minute fire resistance rating, this letterbox incorporates intumescent technology to expand under heat, sealing gaps and preventing the spread of fire and smoke. Key features include: 30-Minute Fire Rating: Offers reliable fire protection, maintaining door safety standards. Intumescent Technology: Expands in high temperatures to create a fire-resistant barrier. Robust Design: Crafted with high-quality materials for durability and long-term use. Enhanced Features: Includes internal flaps and draught-proof brushes for added safety and energy efficiency. Easy Installation: Compatible with various door types and supplied with clear instructions for quick fitting. Perfect for residential, commercial, and industrial applications, the Intumescent Letterbox provides essential fire safety without compromising functionality or aesthetics, meeting regulatory compliance with ease.
