The Outdoor Plus 1/2 inch Male/Female Whistle Free Hose 12 inch - Flexline - OPT-238

The Outdoor Plus 1/2- Inch Male/Female Whistle Free Hose 12- Inch - Flexline. OPT- 238. Fire Pit Installation Parts and Controls. The Stainless Steel Whistle Free Flex Line from The Outdoor Plus is a high quality hose for use with gas appliances. Flex Lines are flexible hoses allowing fittings to be connected that are not directly lined up while preventing gas leaks and whistling. This flex line features a 1/2- Inch Male and Female fitting and is 12- Inches long.