the 100135290 is the current part number and is technically identical to the BNR3400 burner

This essential kit is engineered to restore the integrity of your valve

thanks to its 800 PSIG design working pressure

Whether performing a routine pump replacement or a system overhaul

Watts 0556007 Valve Freon the 100135290 is the currentWhen you are specking out high capacity domestic hot water systems, the Watts 0556007 40XL 4 125 is the industry standard for reliable thermal and overpressure protection. As a veteran grade automatic reseating temperature and pressure relief valve, it is engineered specifically for commercial water heaters and storage tanks where safety is non negotiable. This unit features a 1 inch NPT male inlet and 1 inch NPT female outlet, delivering a