Is a vent limiter required when using this high-pressure spring

Relying on an OEM furnace control board like this one is essential for maintaining the operational integrity of Rheem and Ruud equipment without the compatibility risks associated with universal aftermarket alternatives

this heavy-gauge steel bracket ensures consistent flame geometry and stable combustion under varying thermal loads

Industrial Build: Features class B insulation and sealed ball bearings to handle the thermal stress of flue gas induction

Pre-Installed Safety: Includes a factory-mounted L200-60F limit switch to protect the system from airflow restrictions and thermal runaway

McDonnell & Miller FS1-J Switch 30067439-890 Is a vent limiter requiredThe McDonnell & Miller FS1 J (Part Number 113550) is a high sensitivity in line liquid flow switch designed for precision monitoring in systems with low flow rates. Featuring a 1 2" BSPT connection, this model is engineered for applications where early detection of flow or no flow conditions is critical to protecting equipment like chillers or high efficiency boilers. The snap acting SPDT switch provides reliable electrical signaling, allowing for