- BHMA Grade 1
- Rim, surface vertical rod, mortise
- Heavy and maximum duty
- Fits 28 – 48 in doors, field-sizable
- 3 h fire-rated versions
- Non-handed, lever / pull / key trims
Single door or pair
| Type | Doors | Duty | Notes |
|---|---|---|---|
| Rim | Single doors; pairs with mullion | Heavy / maximum | Latch on the door edge, surface strike |
| Surface vertical rod | Pairs without mullion | Heavy / maximum | Top and bottom rods latch into head and floor |
| Mortise lock | Single doors | Maximum | Mortise lock body – strongest, most functions |
Stainless steel latch bolts with ⅝ in throw, adjustable strikes and non-handed design simplify installation on new and retrofit doors. Exit trims – lever, pull, key-retract or dummy – provide entry from the outside.
Code first
Exit devices are life-safety hardware. Doors on escape routes must open with one push, without a key or special knowledge; on fire doors the device must be fire-rated (fire exit hardware, no dogging). We select devices from the egress and fire schedule of your drawings.
Norme e requisiti per mercato
I codici secondo cui World Steel progetta, fabbrica e documenta questo prodotto, con i principali requisiti geometrici e di carico in ciascun mercato.
Stati Uniti
- ANSI/BHMA A156.3Exit devices
- NFPA 80 · UL 10CHardware on fire doors
- ICC A117.1 / ADAAccessible operating hardware
- NFPA 101Life safety code – egress hardware
Australia / NZ
- AS 1905.1Hardware on fire-resistant doorsets
- NCC D3Egress – door hardware on exits
Europa
- EN 1125Panic exit devices with push bar
- EN 179Emergency exit devices
- CE marking
- EN 1125 for public escape routes
Sintesi solo orientativa: prevalgono il capitolato di progetto, l'edizione del codice adottata e l'autorità competente.
Finiture
| Finitura | Norme / note |
|---|---|
| Finishes | US32D satin stainless, AL aluminium, US26D by series |
| Keying | Keyed different, keyed alike, master and grand master, construction master; 6-pin C-keyway, popular keyways and small-format interchangeable core (SFIC) |
Domande frequenti
Rim or vertical rod for a pair of doors?
With a removable mullion use two rim devices; without a mullion use surface vertical rod devices that latch top and bottom.








