Premium Steel Doors Manufactured in Britain
Premium Steel Doors Manufactured in Britain 
Securidor+ S4 security door range is accredited to offer a high level of security against potential attacks from heavy duty tools such as felling axes and disc grinders. These single and double 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. Bespoke security-rated steel door-sets. LPS1175: Level 4 Issue 8 Cert/LPCB ref. 1542c
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Trustpilot rated Excellent
Easy fit doors
1 year warranty
Single - up to 2.75m
Double - up to 2.75m
Single - up to 1.284m
Double - up to 2.492m
Est 35 dB
U Value Est. 2.28
Frame
The welded frame is made from reinforced 1.5mm steel and a 38mm x 100mm single rebated profile, reinforced at the hinges, lock keeps and fixing points.
Leaf
Manufactured from 1.5mm steel on the inner and outer face, the composite door leaf is 45mm thick with an integral astragal lip to the closing edge. It weighs approximately 80kg per square metre.
Standard threshold
Leading face fits under the door - see below
Certification
Certified by the Loss Prevention Certification Board to LPS 1175 Level 4 Issue 8 Cert/LPCB Ref. 1542c
Key Features
The range is certified to LPS1175 level 4, and fitted with extreme heavy duty hinges complete with 2 integral dog bolts per hinge. Constructed to resist attack from high powered cordless tools, felling axes, disk grinders, jigsaws etc.
Finish
Wide choice of finishes available including powder-coated finish from our range of RAL or BS colours.
Hardware
Choice of personnel, panic and escape hardware, with over 100 locking options available - including single and multi-point bolting. All escape hardware complies with BS EN 179. A full list of compliant hardware can be found at www.redbooklive.com
Optional Extras
Certified Louvres available up to 400mm square.
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01524 727000 Door Configurations for Steel Doors with security rating 3 & 4
Steeldor door-sets are designed for internal and external use to enable entry and exit. Up to 34dB and up to 3.3 U value. Each is built to order, individually constructed with a choice of hardware, frame, threshold and panel options, including louvre, vision, over and side panels.
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Steeldor emergency exit doors can be configured as either single, double or leaf and a half steel door-sets. Up to 34dB and up to 3.3 U value. Our bespoke steel doors can be made to meet your specification and have superior security features such as an integrated astragal and dog bolt hinges.
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