The Most Cost-Effective Engineered Floor System.

Nascor I-Joists-
Strong & Stable

Nascor I-Joists provide all the benefits you expect from engineered wood – they’re stable and consistent to deliver strong, quiet floors that span further and perform better than floors made from solid sawn joists.


Our I-Joists have passed the rigorous standards set by code approval agencies in North America, and are backed by a lifetime guarantee against manufacturing defects.

Value Engineer your Floor System

Nascor I-Joists cover a range of applications and can be “mixed and matched” for the most cost-effective engineered floor system. Choose the Nascor I-Joist that best meets the performance and budget needs of your project.

As part of KOTT, Nascor Systems benefits from the financial stability, management expertise and employee base of one of the largest building supply and service organizations in Canada.