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Improved Diagnostics: Simplifies troubleshooting for HVAC contractors by providing consistent signals to the UIM display and burner assemblies
Enhanced Flow Efficiency: The 15 Cv flow coefficient ensures high-volume throughput for demanding fluid media
Common Questions: What are the connection sizes for this valve
Can I use a universal pressure switch instead of the 197118 kit
Watts 0121429 Valve Els PW 29614 Improved Diagnostics: Simplifies troubleshooting forThe Watts 0121429 (Model LFLL40XL) is a heavy duty, 3 4 inch temperature and pressure relief valve designed specifically for commercial hot water heaters and supply tanks. Engineered with an extended shank, this valve is the industry standard for installations involving high density insulation, eliminating the need for additional extension nipples. The lead free cast copper silicon alloy construction ensures compliance with rigorous NSF ANSI 61
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