طلبات صناعة بلاستيك ومطاط / الخراطيم المطاطية

i m looking for fire hose pipe UL listed 65mm with aluminium coupling sets a leading fire consultant company in Bangladesh 50 to 100 sets if price is workable and if the product is UL certified Also i m looking for a non return valve -6" disk type UL certified

Fire hose pipe This pipe, thickness: 2mm, Diameter: 4inch, total qty: 50000 meter

Fire hose pipe