Features 20 Copper Tubing 15" Overall Height 9" Coil Diameter 6" Coil Height 1/4" x 20 Copper Wort Chiller Description This copper immersion wort chiller is designed for smaller batches up to 5 gallons and is great for those new to home brewing. Its made from 20 feet of 1/4 inch copper tubing. Plenty of vinyl tubing is included along with a garden hose adapter and detailed instruction sheet.