CSI / Product Specifications
Dortek want to make it as easy as possible for you to specify our products.
Please see below to view and download our available specifications.
Alternatively, the Product Specifications can be found directly on NBS Plus.
Contact us
If you’re unsure about which specification best meets your requirements please refer to our products section or contact us for more information. In order to save you time we also offer a bespoke specification writing service, please contact us for more details.

Sample CSI Specifications
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Swing Doors
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Fire Doors
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Sliding Doors
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Hermetic Doors
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Windows
Sample L20 Specifications
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Single Action Doors
- Hygienic Single Hinged Door - Non-fire rated - GRP Frame
- Hygienic Single Hinged Door - Non-fire rated - Stainless Steel Frame
- Hygienic Single Hinged Door, Fire rated, GRP Frame
- Hygienic Single Hinged Door, Fire rated, Stainless Steel Frame
- Hygienic Double Hinged Door - Non-fire rated - GRP frame
- Hygienic Double Hinged Door - Non-fire rated - Stainless Steel Frame
- Hygienic Double Hinged Door, Fire rated, GRP frame
- Hygienic Double Hinged Door - Fire rated - Stainless Steel Frame
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Double Action Doors
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Fire Doors
- Hygienic Single Hinged Door - Fire rated - GRP Frame
- Hygienic Single Hinged Door - Fire rated - Stainless Steel Frame
- Hygienic Double Hinged Door, Fire rated, GRP frame
- Hygienic Double Hinged Door, Fire rated, Stainless Steel Frame
- Hygienic Hinged Fire Rated, Double Action Specification
- Hygienic Sliding Fire Rated Specification
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Sliding Doors
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Hermetic Doors
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Traffic Doors
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Windows
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Transfer Hatches