technical guide

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Substantial investment into manufacturing technology, product development and customer relationship programmes ensure that all our customers receive the highest possible levels of service and product from manufacture through to installation.

This section contains detailed technical information to supplement individual Leaderflush Shapland Laidlaw product range brochures and should be read in conjunction with them.


Design Considerations

The drawings below set out the terminology for typical doorset configurations and handings for use in specifications.

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The Case For Doorsets

The doorset is a fully finished, engineered element comprising of frame, pre-hung door leaf (with any vision panels) and essential ironmongery,

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Doorset Materials And Finishes

The following tables outline the options for frame materials and door facings.

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Doorset Leaves & Facings

All Leaderflush Shapland Laidlaw door leaves are designed to meet specific performance levels as tested – notably compliance with requirements for BWF-CERTIFIRE certified,

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Frames And Architraves

Minimum section sizes, material specifications and other criteria apply to BWF CERTIFIRE approved, fire-rated doorsets.

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Vision Panels

Glazed vision panels are often used within door leaves to let light into a room, for aesthetic reasons or for safety (i.e. allowing people using the door to be seen).

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Glazed Fanlights

Doorsets can be supplied with fanlights, as outlined in the configurations and handlings section. For either clear or wired glass, the maximum individual pane size that can be accommodated is 1000mm wide x 2000mm high for FD30

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Glazed Screens

Door leaves can be incorporated into glazed screens constructed using the Barum frame section for which we can offer fire performance certification.

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Ironmongery

As pointed out in BS 8214, the selection of ironmongery is vital to the performance of fire resisting doors.

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Edge Detailing, Intumescents & Seals

Hardwood lippings are generally applied to vertical door edges of most product ranges, although they can also be applied to top and bottom edges where required - for example where used externally.

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Accessories, Complementary & Spec..

Removable overpanels and transoms are useful for the occasional movement of large items, such as plant or machinery, and can be made to order.

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Specification And Scheduling

The growth of information technology is inevitably changing the way that building products are procured and this process is encouraged by initiatives such as the Constructing Excellence.

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