Floor I Joist

The biggest notable difference from dimensional lumber is that the i joist carries heavy loads with less lumber than a dimensional.

Floor i joist. I joists provide a high performance alternative to dimension lumber joists for floor and roof applications. Bci joists are specially constructed floor i joists with flanges made from strong versa lam lvl. These are the right choice for both residential and non residential floor and roof joist construction. Compare click to add item 3 1 2 x 14 i joist 90 series to the compare list add to list click to add item 3 1 2 x 14 i joist 90 series to your list sku 1066950.

Adding strongbacks in strategic locations increases floor system performance by distributing loads to adjacent joists. By only covering the trimmable end of the triforce open joist your floor system will be fire compliant as per exception 4 to section r302 13 of the 2015 2018 irc. Apa performance rated i joists pris are manufactured in accordance with pri 400 performance standard for apa ews i joists form x720 this performance standard provides an easy to use table of allowable spans for applications in residential floor construction allowing designers and builders to select and use i joists from various member manufacturers using just one set of span.