Features: 1) Flexible gas tube for indoor and outdoor gas pipings; 2) High flexibility, withstands corrosion, durable, reliable, safe, and withstands high and low temperatures ; 3) Because of the tie-in has airproof tightened metal tapers screw thread, the hose will not wear out; 4) Easy to install and won't leak gas if installed incorrectly; 5) For gas mediums such as city gas, petroleum liquefied gas, natural gas, oil, water.
spiral corrugated, U shaped wave
THICKESS OF STAINLESS STEEL SHEETS
stainless steel 304
Brass or carbon steel
metal circularity to airproofing, no rubber gasket