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As the authority on the trussed rafter and metal web joist industry in the UK and Ireland, the Trussed Rafter Association is committed to ensuring that stringent standards of quality and service are upheld by our members.

The TRA’s free technical helpline is designed to assist manufacturers, architects, specifiers, housebuilders, contractors and others, and operates between 9am and 4pm Monday to Friday (not including public holidays).

If you are calling out of hours, please leave a message and a member of the TRA team will prioritise your call when the office opens for the day.

Call us on 020 3205 0032

Alternatively fill in our technical query and we will endeavour to get back to you with a swift response.

How to buy?

It couldn’t be easier to buy a trussed roof or metal web joist system to meet your exact specification. Reputable manufacturers are members of the TRA.

When you choose a TRA member, you get peace of mind knowing they have been vetted and approved by the industry’s leading professional association.

Find a TRA member
Trussed Rafter Association