Joist

Business / Construction / Joist: Wooden 2 X 8's, 10's, or 12's that run parallel to one another and support a floor or ceiling, and supported in turn by larger beams, girders, or bearing walls.
Search Google for Joist:

Roof Joist

Business / Construction / Roof Joist: The rafters of a flat roof. Lumber used to support the roof sheeting and roof loads. Generally, 2 X 10's and 2 X 12's are used. MORE

Rim Joist

Business / Construction / Rim Joist: A joist that runs around the perimeter of the floor joists and home. MORE

Joist Hanger

Business / Construction / Joist Hanger: A metal 'U' shaped item used to support the end of a floor joist and attached with hardened nails to another bearing joist or beam. MORE

I-Joist

Business / Construction / I-Joist: Manufactured structural building component resembling the letter 'I'. Used as floor joists and rafters. I-joists include two key parts: flanges and webs. The flange of the I joist may be made of lamin MORE

Ceiling Joist

Business / Construction / Ceiling Joist: One of a series of parallel framing members used to support ceiling loads and supported in turn by larger beams, girders or bearing walls. Also called roof joists. MORE