Class 4 Security Doors
A extremely high level of protection for homes and offices. Our class 4 security doors have been rigerously tested to ENV1627 Class 4 standards.
- 18 Locking Bolts
- Patented Diagonal Bolts System
- Triple Armoured
- 1.5mm Steel outer fortification
- 1.5mm Steel internal fortification
- 10 horizontal fortification ribs
- 2 vertical fortification ribs
- Drill resistant manganese-plate lock fortification
Choose from any of our thousands of standard and bespoke designs.
"We are really very impressed with the build and finish quality and especially appreciate that it looks just like a normal door."
B. Rout (SE3, London)