Verified by manufacturer 2 months ago
DuoSpan 51 mm joist and DuoLift joist supports
A subframe that combines the strength of aluminium with the design flexibility of recycled plastic.
Suitable for roof terraces and ground-level terraces, installed onto DuoLift Joist Supports over a solid/ stable base.
Suitable for areas over soft substrates such as patio areas or boardwalks, when installed using DuoSpan beams and posts.
Durable aluminium subframe providing structural integrity and design flexibility, combining the strength of aluminium with the design flexibility of recycled plastic.
DuoSpan® is comprised of aluminium joists, aluminium beams, aluminium brackets and plastic joist inserts that can be used with the DuoLift® joist pedestal system if installed over a solid/ stable base.
The product provides the perfect subframe for Millboard decking, as well as a universal support system for other outdoor flooring. Its design facilitates top-down fixing of decking boards and makes it an easy installation for all levels of competence.
Features and benefits:
Components:
Ground preparation:
Color | Black Guidance for specification option: Plas-Pro/ plastic components. Silver Guidance for specification option: Mill - aluminium grey (DuoSpan Joists and Beams). |
Finish | Mill |
Material | Aluminium Plastic |
Shape | Rectangle |
Length | 3600 mm |
Width | 68 mm |
Height | 51 mm 99 mm 136 mm |
Uniclass | |
CAWS | Q55/110 Deck Q55/120 Boardwalk |
Material standards | |
Designation system, chemical composition and forms | To BS EN 573-3.Manufacturer guidanceStructural aluminium mixed with recycled plastic. Aluminium standard EN AW-6063 T66. |
Temper designations | T66.Guidance for specification option: Aluminium components only. |
Structural sections | |
Size | DuoSpan joists: 51 x 68 x 3600 mm. |
Finish | |
Applied | Mill finish.Guidance for specification option: Aluminium components only. |
Colour | Silver (aluminium components). |
Thermal expansion | Joists: 0.0235 mm/m/°C. |
Standard | Extrusion to EN 755-9. |
Load | Point load deflection criteria: 1/250. |
Span | Guidance for specification option: Insert requirements. Maximum unsupported joist span:
Manufacturer guidanceConsult manufacturers loading tables for further information as required. |
Accessories | Plas-Pro fascia supports. Guidance for specification option:
Plas-Pro posts. Guidance for specification option: 100 x 100 mm, 3 m long as standard; cut to size - insert requirements.
Consult manufacturer's literature for further details. DuoLift acoustic separation pad, 3 mm. Guidance for specification option: Agglomerated cork and recycled rubber pads offer a layer of protection between joist supports and membranes, as well as providing an acoustic benefit. None. |
Brackets | DuoSpan brackets and fixings. |
Joist supports | Guidance for specification option: Consult manufacturer's literature and insert requirements and/or drawing reference. Multiple types may be required depending on substrate height variation.
|
Country of product manufacture | United Kingdom |
Material | Aluminium Plastic |
Recyclability | 100% |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 40 % Guidance for specification option: Partly Recycled. |
NBS BIM Object Standard
This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.
Find out more about the NBS BIM Object Standard.
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