Eco Joist Flooring

Crendon is one of the leading producers of posi joists or open web joists for housing and commercial applications both floors and roofs.

Eco joist flooring.

Also known as eco joists metal web and easi joists they combine the lightness of timber with the strength of steel are easy to install and span greater distances than timber alternatives to allow unequalled design freedom. Posi joists combine the lightness of timber with the strength of the posi strut steel web to produce a floor and roof truss system allowing you to span far greater distances than would be possible with alternative timber products. Due to variations in timber grades load sets support conditions and bearing widths the tables are not suitable as a design tool. The three main types of floor joists used in home construction are solid lumber i joists and open web floor trusses.

Posi joists design manufacturing. And the dead loads represent the floor boarding plasterboard ceiling insulation within the floor and the joist selfweight. With an engineered floor joist metal web joists space joist floor joist ecojoist posi joist easi joist the only timber that is used is 97 x 47mm or 72 x 47mm. This all combines to add flexibility to the construction process eco joists combine timber and steel joists with steel web plates to form an open web design.

The following easi joist span tables are to be used as a basic guide to achievable joist span for given depth and spacing and should be used for estimating of feasibility only. Imposed top chord 1500 n m2 dead top chord 250 n m2 bottom chord. The floor depth can still be 219mm deep but the key difference is that the middle of the web is not made from timber but actually consists of a v shape metal web. Ecospan incorporates the benefit of open web configuration along with 48 to 72 joist spacing.

Not only does it allow for the easy installation of services and mechanical heat recovery systems it also offers the best acoustic performance comfortably. The imposed or live load represents people and furniture etc. Eco joists are an alternative structural flooring system with the advantages of timber use. Each type of floor joist offers its own unique benefits and drawbacks which is why those working in carpentry all tend to have their own favorite floor joist option though they are still required to be well versed in each type of floor framing.

Ideally suited for multistory residential and commercial buildings the ecospan composite floor system is an innovative simple effective and economical method of providing all steel open web structural components for elevated floor construction. The ecojoist floor system with its open web design is the most versatile floor joist in the market and is widely used by housebuilders and commercial property developers across the uk.