Attic beam guides

Plain answers to the questions people ask before ordering a steel beam for an attic conversion, from the people who make them in Lusk, Co. Dublin.

What is a spliced attic beam?

What a splice is, why attic beams are made in pieces, and how the beam goes together.

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How much does an attic steel beam cost in Ireland?

Real prices by span, what is included, the extras and delivery. Updated October 2026.

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What size steel beam do I need for an attic conversion?

What your engineer looks at, and how the 203 and 254 sections compare.

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How do you get a steel beam into an attic?

Piece lengths and weights by span, and how to plan the route through the house.

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