The Zturnbuilder 40 Series Manual Folding Window is our most popular choice for commercial and residential pass-through solutions. Designed with a 43mm projection and profile thickness of 1.2-2.0mm, it features a built-in patented balancer for effortless operation and ‘stop at any height’ functionality. Ideal for cafes, bars, and kitchen service counters.
Great Value, Frameless Bottom Option, Patented Balancer.