Security Rated Steel Hinged Doors
We offer these doors with 4 levels of security:
| Security Rating | Max total attack duration (min) | Intended Protection Level |
| SR1 | 10 | Opportune attack with little or no preparation. |
| SR2 | 15 | Determined attack with some preparation and a number of tools. |
| SR3 | 20 | Deliberate forced entry of a well-protected property using a wide choice of tools. |
| SR4 | 30 | Experienced attempts at forced entry of commercial promises with no regards of noise |
The typical applications for this range at Level 1&2 include leisure facilities, schools and universities, housing association communal areas and general retail outlets.
Level 3 typical applications for this range includes retail outlets, cash rooms, warehouses and utility sub stations.
Level 4, These single and double hinged door sets are available in a wide range of bespoke sizes, with over 100 locking options and a choice of RAL/ BS colours. The range is suited for use in high-security installations, such as the Ministry of Defence, banks, schools, utility buildings, sub-stations and Home Office approved gun rooms.
Technical specifications are available from Southern Industrial Doors Ltd on request.
