The 4" Vent Elbow and Coupling Kit (EF120T) from Bradford White is essential for efficient venting in gas appliances. This kit includes a durable 4-inch elbow and coupling, designed to facilitate smooth airflow and reduce exhaust back pressure. Constructed from high-quality materials, it ensures longevity and compliance with industry standards. The components are engineered for easy installation and compatibility with various venting systems, making it a reliable choice for both new installations and replacements. Ideal for use in residential and commercial applications, this kit enhances the performance of your gas appliances.