Whistle Free Flex Line, 3/4" ID, 3/4" FIP, 3/4" MIP (Black 48" Long)

Features:- Tranquil whistle free design helps to eliminate whistling noises.- Indoor or outdoor.- 3/4-inch MIP to 3/4-inch FIP fittings on the two ends with a 3/4-Inch ID.- 48-inches long, 1-inch outer diameter- 215,000 BTU/Hr. straight length capacity- Stainless steel construction.Compatibility:✔ Gas Fire Pits✔ Gas Fireplaces✔ Gas Log Sets✔ Natural Gas✔ PropaneHow to reduce or eliminate whistling:- Use a whistle-free gas flex line.- Make sure there are no major bends or kinks in the line (90-degree bends will cause whistling).- Use correct gas pressure. Too high pressure can result in whistling even with the correct line.