The Kit-Extension Fields PEK 46165400 is designed for Bradford White water heaters, featuring a 6-inch vent diameter. This extension kit is essential for achieving proper venting in various installations, ensuring compliance with industry standards. Made from high-quality materials, it offers durability and resistance to corrosion. The kit includes all necessary components for easy installation, making it suitable for both professionals and DIY enthusiasts. Perfect for enhancing the efficiency of your heating system, this extension kit is a reliable choice for any Bradford White owner.