LSL has returned to K&K! Our LSL is manufactured with a grade of 1.35E. Our newest LSL has no warp or wane. This product is sure to enhance your building project, as it will build straighter walls while also reducing installation time. LSL is now available at K&K Industries in 18′, 20′, and 24′ lengths in addition to various sizes of precuts. Customers are able to purchase 2×4 (104 pcs/unit), 2×6 (64 pcs/unit), and 2×8 (48 pcs/unit) sizes. Contact a K&K sales representative, today, to discuss your options for purchasing our LSL.