Trimjoist is the marriage of an open web floor truss and a trimmable wooden i joist bringing the best features of each to the relationship.
Open web floor joists cost.
The advantages of open web floor trusses are beginning to decelerate the growth of ewp.
I joists are manufactured using oriented strand board osb for the webs and kerto lvl for the flange materials which results in an i joist that is lightweight incredibly strong easy to install and dimensionally stable.
Unless there is a good reason for your project to have floor trusses unusually long spans or heavy load requirements it would be much more cost effective opt for a more economical option that does not compromise performance such as the triforce open joist see span tables.
Cost effective light and safe.
All wood finger joined joists are installation friendly for framers and mechanicals.
I joists provide a high performance alternative to dimension lumber joists for floor and roof applications.
Superior strength to cost ratio thanks to no need for steel connectors and efficient use of wood fiber with a state of the art robotic manufacturing process.
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.
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Floor trusses are expensive.
No more custom made floor trusses.
Floor space for an open web design from i joists.
We estimated an upcharge of about 1 25 1 50 sq ft.
However most of the increase results from the national builders market share growth.
However we were able to offset this cost by building an 8 basement height instead of a 9 basement and still be able to get 8 clear as the bulkheads are no longer an issue.
As the name trimjoist indicates our product can be trimmed on the construction site for a custom fit.
We design and manufacture our i joist flooring systems using metsawood s finnjoists.
How thick is the web in.
Some of the small gain is due to the continuation of the replacement of solid sawn joists.
Our open joist system the strength of the triangulation the accuracy of multiple joints optimizing the use of wood in a responsible manner and adjustment flexibility to the site makes the triforce open joist the only floor open joist and adjustable made entirely of wood and assembled without a metal connector.
These are the right choice for both residential and non residential floor and roof joist construction.
We get a wide range of enquiries for engineered floor joists ranging from one off.
Vibration control with minimal effort and cost.