Security door technology
A welded security door combines thicker steel, a reinforced lock area and sound insulation.
Three constructions.Different results.
Compare materials, protection, insulation, service life and warranty.
| Feature | Chinese door | Classic metal door | Security door |
|---|---|---|---|
| Steel sheet thickness | 0.6mm | 1.2mm | 2-3mm |
| Anti-lift pins | — | √ | √ |
| Lock-area reinforcement + 6mm for safe locks | — | — | √ |
| Extra-hard Hardox© lock-area protection (on request) | — | — | √ |
| Insulation | Cardboard | Stone wool | Sound-insulating stone wool |
| Average service life | 1-5 years | 10 years | 15 years |
| Manufacturer warranty | None | 2 years | 3 years |