Retractable Hall Call Device with No Bottom Box

NL-HB8 Stretching Bottom less Box External Call   NL-HB8 is a unique stretch type bottomless box elevator external calling equipment on the market, specially developed for special installation conditions and complex renovation projects. It breaks the installation limitations of traditional fixed external calling equipment and, with its expandable and adjustable structure and solid workmanship quality, is widely suitable for various commercial scenarios such as star rated hotels, commercial office buildings, commercial complexes, high-end commercial and residential buildings. It is suitable for non-standard matching of new elevators, renovation of old elevators, and renovation projects with non-standard wall sizes. It is a high-quality selection for overseas elevator special installation projects, building supporting projects, and elevator accessory foreign trade stores. The product is made of 304 stainless steel through integral stamping, with a sturdy and compact structure that is re…