Behold the groundbreaking creation of ALTEST—the BFS 70 BUTTERFLY SLIM SLIDING—an unparalleled and never-before-seen masterpiece in the world of architectural systems. This exclusive development introduces "lift and slide" technology, accompanied by an interrupted thermal bridge and top guidance, setting it leagues apart from anything that has graced the industry. Every component of this system is meticulously crafted to redefine the very essence of sliding aluminum systems. ALTEST has set a new standard in function and aesthetics, ensuring that each detail speaks volumes of unparalleled craftsmanship. This creation is not just a product; it is a testament to ALTEST's commitment to pushing the boundaries of what is possible. Indulge in a luxury experience that is singularly unique—where the BFS 70 BUTTERFLY SLIM SLIDING stands as the epitome of innovation, setting ALTEST apart as the sole creator of this extraordinary architectural marvel in the world. Elevate your spaces to new heights, embracing a level of luxury and exclusivity that has never been witnessed before.