BS 8621:2017 Keyless Egress Standards for Domestic and Multi-Family Exit Doors
Engineering Overview: Technical overview of British Standard BS 8621:2017, regulating keyless thumbturn egress locks on multi-family residential entrance doors.
Technical & Engineering Specifications
| Standard | British Standard BS 8621:2017 |
|---|---|
| Application | Residential Entrance Doors & Multi-Family Flats |
| Interior Exit | 100% Keyless One-Handed Egress |
| Exterior Security | PAS 24 / TS007 High Security Tested |
UK Life Safety Exit Standard
BS 8621:2017 governs multi-point and mortise locksets that must provide immediate exit without keys on flat entrance doors.
Core Criteria
- Thumbturn Required: Internal side must use a permanently attached turn knob.
- External Security: Exterior cylinder must achieve TS007 3-Star or 1-Star + 2-Star handle rating.
- Letterbox Tool Attack: Tested against wire manipulation through letterplates.
Frequently Asked Engineering & Selection Questions
Q1: Why do UK flat entrance doors require BS 8621 locks?
To ensure residents can exit immediately during a house fire without needing a key, while preserving high external anti-burglary security.