843BL | Wall Cap black for 6" rnd duct | BROAN-NuTone Collection_ Contactors The NBR seal material enhances

The NBR seal material enhances resistance to wear and chemical attack

Its smooth surface and precision engineering ensure precise and consistent actuation

ensuring adherence to stringent safety standards

The grille effectively conceals the ventilation system while allowing air to pass through

5" water column - Easy to install Benefits: - Restores the safe and efficient operation of your furnace - Durable construction for long-lasting use - Backed by the Weil-McLain name If you are experiencing problems with the gas valve in your Weil-McLain furnace

843BL | Wall Cap black for 6" rnd duct | BROAN-NuTone Collection_ Contactors The NBR seal material enhancesThe Broan Nutone NCO 843BL Wall Cap is designed to fit 6" round ducting, providing a secure and weather resistant seal. This black colored wall cap is crafted from durable materials, ensuring longevity in various industrial and commercial environments. Its precise engineering ensures a snug fit on the duct, preventing air leaks and maintaining optimal airflow. The NCO 843BL is easy to install, making it a convenient solution for ventilation systems.