Superfold 4000 SR4 and Superfold 5000 SR5 high-security folding doors are made for demanding security installations, combining tested forced entry resistance with thermal insulation and a clean appearance. Registered in BRE Global ‘Red Book Live’ and approved by LPCB to LPS 1175 standards.

  • High-security insulated folding doors for internal face-fixed use

  • LPS 1175 SR4 (Superfold 4000) and SR5 (Superfold 5000) security ratings

  • Electrically operated with emergency hand chain override

  • Custom sizes to suit openings from 1700 to 8000mm wide and 3000 to 6000mm high

  • Panels made from steel with high-density insulation and reinforced for security

  • High wind load resistance (Class 5)

  • Ballistic-resistant upgrade available for Superfold 4000

Applications

  • Cash handling depots

  • Water treatment plants

  • Power stations

  • Secure warehousing

  • Recording, TV and film studios

  • State, government, museum and gallery premises

Dimensions

Maximum clear width 8000mm

Maximum clear height 6000mm

Minimum clear width 1700mm

Minimum clear height 3000mm

Materials

Panels made from internal steel channel sections with 3mm flat steel facing sheets and high-density insulation

Superfold 5000 includes ballistic-resistant materials

Finish

Polyester powder coat in a single standard RAL colour

Options and variations

Superfold 4000 panel upgrade to G2 ballistic rating

Performance

LPS 1175 SR4 (Superfold 4000) and SR5 (Superfold 5000) security ratings

Resistance to wind load Class 5

Installation

Single bunching, internal face-fixed arrangement

Top-hung on 4 wheel bearing hangers in galvanised steel top track

Steel channel bottom track set in 200 x 75mm chase and grouted

Sumpbox for drainage and dirt clearance

Product accreditations

BRE Global ‘Red Book Live’ listed

LPCB approved to LPS 1175