Essential requirements for HDB fire rated doors to ensure safety HDB fire-rated doors are crucial for ensuring safety in residential buildings. These doors must meet stringent standards, including a minimum fire resistance rating, proper sealing to prevent smoke infiltration, and certified installation. Regular maintenance and compliance with HDB regulations are essential to maximize protection and safety for residents. For More Info Visit: https://blog.aajjo.com/post/essential-requirements-for-hdb-fire-rated-doors-to-ensure-safety