We have put together probably one of the most comprehensive pole building glossaries found on the internet today. And if you are like most people, if you can't see it, you still don't understand it very well.

If there is any pole building term you still don't understand, or one not yet listed here, please use the Contact Us page to email us. We will be glad to send drawings or pictures for illustration.

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H
Hairpins:	Reinforced steel bars (re-bar) used to tie an embedded post into a concrete slab. Can be attached through or around the column, or poured into the concrete column encasement.
Headers:	A structural framing member supporting the ends of structural framing members cut short by a floor, wall, ceiling, or roof opening. Normally used to support roof trusses over wide sidewall door openings. They are primary structural elements of a post frame building. Commonly used members are dimensional lumber, vertically nail-laminated lumber, laminated veneer lumber, glued-laminated beams and pre-fabricated parallel chord trusses.