Check the listing for details. 50' Brew Supply Stainless Steel Wort Chiller Cooling Coil Pipe Double Layer US. Color: Silver, Condition: New. Listed at 46.02 USD. Description Our beer cooling coil pipe is made of high-class 304 stainless steel for safety and durability, giving you long-lasting service. The unique double-layer design allows the wort to reach the temperature you want to inoculate the yeast, locking in freshness and doubling the flavor. Key Features Material Durability: 0.5mm thick 304 stainless steel pipe is sturdy, waterproof, corrosion-resistant, and has a long service life. This material is safe and suitable for long-term work in humid and low-temperature environments. Efficient Cooling: The double-layer design and long length increase the contact area between the cooling medium and the beer, accelerating the heat exchange process so that the beer can quickly reach the ideal low temperature. Practical Tool: It quickly cools beer.