Solutions
London High-Rise – EI90 Fire-Rated Entrance System
Table of Contents
A 32-storey residential tower in London required entrance doors achieving EI90 fire rating for all apartment entrances, combined with acoustic isolation and thermal performance.
Fire Engineering
The EI90 rating provides 90 minutes of fire resistance, protecting escape routes and allowing time for evacuation. Intumescent seals expand to 20x their volume when exposed to heat, sealing gaps against smoke and flame.
Scale
284 apartment entrance doors, all achieving identical EI90 certification with consistent finish quality.
