sunray doors - assa abloy group company

SR4 ExcluDoor® 4 Mk3

Steel security doors certified by LPCB to LPS 1175 Issue 7 Level SR4.

Single point locking system certified to LPS1175 SR4.

Single point locking system certified to LPS1175 SR4.

Heavy duty door stay.

Heavy duty door stay.

The ExcluDoor® 4 Mk3 is a range of high security steel doorsets offering single-point locking on both single, leaf-and-a-half and double leaf doorsets. The ExcluVent® 5 ventilated panel and/or ExcluGlass® 5 vision panel can be fitted without compromising the security rating.

  • SR4 ExcluDoor 4 Mk3
  • vent-tile


Leisure facilities

Housing association communal areas

Schools and universities

General retail outlets


  • Available with single point locking.
  • Police Preferred Specification.
  • Independent hooked dog bolts at top and bottom of door leaf.

Door leaf

Material: 1.5mm electro-zinc coated steel incorporating an additional drill-resistant steel protection plate in attack face.
Size: 45mm thick composite door leaf with an anti-lever cover plate to closing edge of leaf.
Weight: Approximately 60kg per square metre.


Material: 1.5mm electro-zinc coated steel.
Profile: Single rebated 45mm x 100mm.
Reinforcing: At hinges, lock keeps and fixing points.

Locking options

Multi-point locking combinations available for personnel access and emergency escape.

Optional extras

Single and double door options are available with ExcluVent® 5 ventilated panels which can be fitted at the top or bottom of the doors and/or ExcluGlass® 5 vision panels.

Many optional extras are available including external lever handles, weather/smoke seal, kick and push plates, overhead door closers, heavy duty door stays, alarm contacts and electronic lock status monitoring.

Structural opening sizes (mm)


Product certification details can be viewed by downloading the PDF.

Download PDF

Installation and O&M guide can be viewed by downloading the PDF.

Download PDF

Photo Gallery

Different colours available

We have a range of Standard Ral & BS4800 colours available, along with powder coating services for you to choose from.

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