GT55TB GFT and Secured By Design LPS 1175 SR2 Door


GT55TB GFT is designed to provide a versatile and flexible solution to shop fronts, entrances and ground floor framing. GT55TB GFT is a comprehensive and high performing system that includes thermally broken screening, a range of high-traffic, anti-finger trap doors suitable for both single and double storey application.

LPS 1175 (SR2) commercial door system is the very latest in security door performance. Tested and certified to BRE’s LPS1175 Security Rating Level 2, the commercial door system provides secure resistance to intruder attack by combining the inherent strength and durability of aluminium along with the very latest in security hardware. This makes the AluK GT55TB GFT secure door one of the highest performing Secured By Design accredited doors on the market.

To achieve Secured By Design accreditation with an electric strike locking mechanism AluK has tested the GT55TB GFT door to PAS23-24 standards, giving the option of having a high traffic entrance door Secured By Design accredited that can be fitted with automatic swing gearing and be linked to the Building Management System to allow fob and intercom operation.


FinishesAvailable in metallic finishes including anodising
SizesGT55TB GFT Installation depth - Frame, 110mm
Profile width - Frame, 55mm
Profile width - Stiles, 61mm & 97mm
Profile width - Top Rail, 85mm
Profile width - Bottom Rail, 120mm &180mm
Profile width - Mid Rail, 106mm & 166mm
ColoursAvailable in any single colour and dual colour option
Other guaranteesGT55TB GFT Air Permeability - Designed to achieve 300 pa Wind Resistance - Designed to achieve 1200 pa Water Penetration - Designed to achieve 300 pa Intruder resistance - Refer to LPS1175 (SR2) Commercial Door

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LPS 1175 Security Rating 2PAS 23 General Performance for DoorsPAS 24 Enhanced Security for DoorsSecured By Design



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AluK is a leader in the design and manufacture of a range of aluminium building systems, combining years of experience in the development of innovative solutions that improve our living and working environments. AluK delivers not only the highest...
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