It features a 2-1/4 inch square flat pad tank connection and a 1/2 inch NPT conduit connection

it is built to the rigorous standards required for Bohn

Ease of Testing: Equipped with a standard top-mounted test lever for manual diagnostic checks and verification of clear waterways

which can cause signal drift

The VA7820-HGA-2 is the recommended functional replacement for the VA-4233-AGA-2

BROAN-NuTone S99020301 Blower Wheel Freon It features a 2-1/4 inchWhen you're dealing with a noisy or vibrating unit, replacing the Broan NuTone S99020301 Blower Wheel is the necessary fix to restore proper static pressure and CFM performance. This genuine OEM replacement part is engineered specifically for Broan ventilation fans and NuTone range hoods, ensuring the balance and pitch meet factory specifications for optimal motor life. Maintaining a clean and balanced exhaust fan blower wheel is critical for