小规格双扇管井防火门
小规格双扇管井门，用于较宽的电气井与风管井，避免单扇过重。
小规格双扇管井门，用于较宽的电气井与风管井，避免单扇过重。
规格参数
| 最大尺寸（宽×高） | 小规格双扇 |
|---|---|
| 锁闭方式 | 频繁检修工况五金 |
| 门框型式 | 钢质门框 |
应用场景
- commercial-buildings
- metro-and-transit
常见问题
- How small can a shaft door be?
- Sizes follow the shaft opening and the access required. Send the opening dimension and the factory will confirm the feasible leaf.
- Can it be a louvred door?
- Ventilated shaft doors are a separate specification with their own fire performance. It is confirmed against the compartment requirement.
- Does it need a closer?
- Self-closing is normally required for a fire door on a shaft. The closer type depends on the leaf size and the frequency of use.
- Is a lock required?
- Access control depends on the building's security regime; it is specified with the door so the hardware is compatible.