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.

Click on the and a pop-up box will appear to give you a picture or drawing to show you what the glossary term means.

O
O.C.:	Spacing "on center". The distance between the centers of two members.
Open Bays:	Portions of walls without cladding, doors or other permanent coverings
Oriented Strand Boards (OSB):	Structural wood panels manufactured from reconstituted, mechanically oriented wood strands bonded with resins under heat and pressure.
Overhead Door:	Installs on vertical tracks to the inside face of two building columns. Opens upwards, typically by going around a bend in each of the vertical tracks allowing the opened door to be parallel with the floor and above the top of the door opening.