The RHEEM RTG20353A 6 in. Inline Starter Exhaust Kit is designed for efficient venting of gas appliances. This kit includes all necessary components for installation, ensuring compliance with ANSI standards. Constructed from high-quality materials, it withstands high temperatures and provides reliable performance. The 6-inch diameter allows for optimal airflow, enhancing the efficiency of your heating system. Ideal for both residential and commercial applications, this exhaust kit is essential for maintaining safe and effective venting in your gas appliances.