Amazon.com: TAISHER 2PCS Forging of 304 Stainless Steel Pipe Fitting, Reducer Adapter, 3/8-Inch Male Pipe x 1/2-Inch Female Pipe : Industrial & Scientific
1/2 to 3/8 Reducer Faucet Adapter - Compression Brass Pipe Fitting, 3/8 Male to 1/2 Male Supply Line Adapter for RV Kitchen Plumbing, Water Hose Pipe Connector with Rubber Washer, (2 Pack) - - Amazon.com
Corrugated Pipe Adapter (6 in. Corrugated to 6 in.) - Drainage Direct