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The Nabic1 inch 542 safety valve is highly versatile and suitable for hot water, steam, or air applications. Primarily designed to protect hot water boilers, it is also a reliable general-purpose safety valve. Its robust construction allows easy inspection and cleaning, with a drain plug fitted on sizes DN40 and above to facilitate maintenance. The resilient PTFE seating design offers a high degree of seat tightness, ensuring both reliability and efficiency in preventing overpressure scenarios. This safety valve's versatility makes it ideal for use in various industrial and commercial settings. Easy to install and maintain, the Nabic 542 safety valve is a practical and dependable choice for safeguarding your hot water, steam, or air systems.. Nabic 1 inch 542 Safety Valve - 2.8 Bar Brass NAB54202528