Door Categories of Duty

The market leading experience that Kawneer enjoys in the aluminium sector is attributed to the production of systems that are robust, fit for purpose and guaranteed to meet the total life cycle costs of today’s modern buildings.

Kawneer design, engineer and manufacture complete door systems for any application that reflect the different needs of the various market segments, from robust, prefabricated and severe traffic commercial entrance doors to thermally broken high performance solutions, thus guaranteeing the availability of the right solution for the right application.

High standards of processing ensure equally high standards of performance throughout the lifetime of the product, which have been proved by stringent laboratory testing. Strong construction, quality materials, precision engineering, proven hardware and attention to detail are the dependable performance features found in all Kawneer door systems.

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For project advice and support please contact our Architectural Services Team.

Kawneer Door System applications

Door Type Light Duty
Frequency Usage
Medium Duty
Frequency Usage
Heavy Duty
Frequency Usage
Severe Duty
Frequency Usage
190 Commercial Entrance Door  
350 Commercial Entrance Door
AA®720 Door  
AA®605TE & AA®605TEPlus Swing Door    
AA®603TE Tilt Slide Door      
AA®3110 Horizontal Sliding Door      
10D Commercial Entrance Door    

Category Description Examples
Light Duty (LD) Low frequency of use by those of high incentive to excercise care, e.g. by private house owners with small chance of accidents occurring or misuse Internal doors in dwellings and external doors in dwellings providing secondary access to private areas
Medium Duty (MD) Medium frequency of use primarily by those with some incentive to exercise care with some chance of accidents occurring or misuse External doors in dwellings providing primary access. Office doors providing access to designated public areas but not used by the public or people carrying or propelling bulky objects
Heavy Duty (HD) High frequency of use by public and others with incentive to exercise care, with chance of accidents occurring or misuse Doors of shops, hospitals and of other buildings which provide access to designated public areas, and which are used by the public and others frequently carrying or propelling bulky objects
Severe Duty (SD) Subject to frequent violent useage Doors of stockrooms etc., commonly opened by driving trolleys against them; doors in educational establishments subject to frequent impact by people
This table has been reproduced with the permission of British Standards Institution (BSI). British Standards can be obtained from BSI Customer Services at 389 Chiswick High Road, London, W4 4AL. Tel: +44 (0) 20 8996 9001. Email: