Its robust construction is specifically rated for the high-cycle thermal stress found in commercial and residential Laars heating systems

the RV81 series must be mounted in an upright position only

By utilizing a piston-type rolling diaphragm design

ensuring exact fitment and performance

While it may look intact

Auburn E5-1420-36 Electrode Probe L99H008 Its robust construction is specificallyThe Auburn E5 1420 36 Electrode Probe is a precision engineered solid stainless steel liquid level electrode designed for demanding industrial HVACR and boiler applications. Measuring 36" long with a 1 4" diameter, this high performance probe features a 1 4 20 thread for secure installation in liquid level control systems. Engineered to withstand high temperatures and corrosive environments, it serves as a reliable sensing electrode for monitoring