Premium Steel Doors Manufactured in Britain
Premium Steel Doors Manufactured in Britain 
The 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: D10 Issue 8 Cert/LPCB ref. 1542c .
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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
Frame
The welded frame is made from reinforced 1.5mm galvanised steel and a 38mm x 100mm single rebated profile. It is reinforced at hinges, lock keeps and fixing points.
Leaf
Manufactured from 1.5mm galvanised attack face steel with 1.5mm inner face, the composite door leaf is 51mm thick with astragal lip to the closing edge. It weighs approximately 80kg per square meter.
Key Features
The range is certified to LPS1175 SR4, 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.
Certification
Certified by the Loss Prevention Certification Board to LPS 1175 SR1 Issue 7 Cert/LPCB Ref. 1542a .
Threshold
Leading face fits under the door.
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 .
Finish
Wide choice of finishes available including powder coated finish from our range of RAL or BS colours.
Optional Extras
Certified Louvres available up to 400mm square.
Suitable Substrate
Reinforced brickwork/blockwork, reinforced concrete or structural steelwork.
Minimum Fixing Size - M12
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01524 727000 Door Configurations for Steel Doors with security rating 3 & 4
Steeldor single and double personnel door-sets are designed for internal and external use to enable entry and exit. 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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‘LPS’ is the abbreviation for Loss Prevention Standard and ‘LPS1175’ is just one of many standards created by the Loss Prevention Certification Board. LPS1175 specifically focuses on the intruder resistance and security of doors, and in Strongdor’s case, steel doors.
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