4 Inch B-Vent Elbow - 90 Degree Adjustable Double Wall Flue Pipe Connector for Gas Appliances - Type B Gas Venting - Durable Steel Construction (#4M90)

【Durable Steel Construction】: Crafted from high-quality steel for robust performance and longevity; resists corrosion and withstands high temperatures common in gas venting applications; designed for reliable and safe operation with gas appliances. 【Adjustable 90-Degree Design】: Features an adjustable design allowing for flexible installation and accommodating various venting configurations; simplifies installation in tight spaces; suitable for 4-inch Type B gas vent piping systems. 【Double Wall Flue Connector】: Provides enhanced insulation and reduces heat loss; minimizes condensation and improves venting efficiency; ensures a safer and more effective venting system for gas appliances. 【Type B Gas Venting Compatibility】: Specifically designed for use with Type B gas venting systems; compatible with furnaces, water heaters, and other gas-fired appliances; ensures proper and safe exhaust of combustion gases. 【Secure & Compliant Venting】: Creates a tight seal preventing leaks and maintaining optimal venting performance; contributes to a compliant and safe gas venting system; meets industry standards for gas appliance venting; prioritize safety with this essential component.