| 1/2" OD (3/8" ID) tubing | 1/2" MIP x 1/2" FIP ball valve | Uncoated 304 stainless steel tubing - highly resistant to crushing, kinking and cracking | CSA listed for indoor and outdoor use | Ideal for dryers and water heaters | Bulk | Flow Capacity Natural BTU: 93,100 | Flow Capacity LP BTU: 148,960