Laars Heating Systems 2400-056 Operating Control L99H008 making it suitable for systems

making it suitable for systems utilizing electric heat strips as auxiliary or emergency heat sources

this part is the standard OEM replacement blower for several high-efficiency A

always verify your specific valve catalog number before installation to ensure a proper fit

the Watts 0276500 (Series 174A-1 1/2-30) is a heavy-duty ASME Section IV safety relief valve designed specifically for hot water heating boilers

this assembly ensures the pressure switch closes correctly to initiate the ignition sequence

Laars Heating Systems 2400-056 Operating Control L99H008 making it suitable for systemsAs a veteran tech, you know that consistent performance in HWG and CB boilers depends on precise cycling and thermal management. The Laars Heating Systems 2400 056 Operating Control is the specific "New Style" replacement engineered to maintain a strict 210 degree Fahrenheit high limit or operating setpoint. For contractors servicing Mark II 9600 series commercial units or Mark II H series residential models, this 210 degree aquastat is essential for