I-joists

The SI-modular wood-framing system designed by Hans-Ludwig Stell from Munster, Germany, is assembled entirely without nails or screws. Houses are constructed in timber simply by using interlocking connections in the…

Imagine designing a house frame with fewer products to specify, less lumber to cull through and reduced installation times. Laminated strand lumber (LSL) is more than just engineered wood; it’s a veritable jack-of-…

expand_less