Pulika metal hose is generally divided into five models: LZ-4 galvanized basic, LV-5 waterproof plastic bag, LV-5Z waterproof flame retardant, LN-4B Stainless Steel and plastic coated stainless LN-5Z type. LZ-4 Basic Pulika galvanized pipe from galvanized steel (Fe, Zn), double-layer metal strip (Fe) and electrical sheet (P) consisting of wires and cables made of flexible protection soft tube. Basic Pulika tube is mainly used for indoor and outdoor areas all have low-voltage electrical wiring, interior decoration, concrete laying, electrical equipment, except for special occasions with the same construction steel conduit. LV-5 Prica waterproof plastic bag hose, in a special way in the LZ-4 metal hose surface, coated with a layer with good toughness, resistance to soft polyvinyl chloride (PVC). Except the LZ-4 features, as well as excellent water resistance, corrosion resistance, chemical resistance, suitable for wet locations and Buried pipes buried underground. LV-5Z retardant waterproof metal hose Pulika addition to LV-5-type metal hose Prica features, as well as excellent water resistance, corrosion resistance, chemical resistance, suitable for outdoor electrical construction nudity piping, marine electrical equipment.