Trussed Rafter Association | The voice of the trussed rafter industry

Why trussed rafters?
Why metal web joists?

Trussed rafters are more flexible and cost-effective than many other methods of roof construction. Suitable for both domestic and commercial structures, trussed rafters are proven to be robust and versatile.

Benefits at a glance

Speed of construction allows just-in-time delivery to site
Space saving – no on-site storage area required
Prefabricated components mean reduced labour costs
Suitable for a wide range of roof structures and building types
Up to 40% more energy efficient than traditional construction methods
More thermally efficient than alternative materials

More reasons to choose trussed rafters

The open web design of metal web joists allows easier installation of services such as plumbing and cabling etc. resulting in the reduction or elimination of surface pipework.

Benefits at a glance

The wide range of sizes can be adjusted to span greater distances
Eliminating the need for loadbearing intermediate walls gives greater design flexibility
Dimensional stability means less shrinkage and reduced risk of a squeaky floor
Sound performance is improved when used with a rigid strong back (girder)
They are more lightweight due to the open web structure
Site waste is almost eliminated as they are made to measure

More reasons to choose metal web joists

Technical Enquiry

Send your question to our technical team. Free technical support to all specifiers, buyers and manufacturers of trussed rafters and metal web joists.

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