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This EA-WF non-return valve with an air vent is a compact backflow preventer that prevents contaminated water from flowing back into the pipe. The EA non-return valve, which can be checked for function and leak tightness, protects the drinking water network from the backflow of contaminated water when there is backpressure downstream of the valve. The valve is closed by the stainless steel spring as soon as water flows back. The air vent prevents the backflow of (contaminated) water in the event of negative pressure. The drinking water is separated from the contaminated water by allowing external air into the pipe, creating an air column.

This combination of the EA-WF non-return valve and aerator valve is suitable as a universal connection valve for applications in all drinking water and hot water systems. Examples of applications include: coffee, beverage, and soup machines, water coolers, steam ovens, ice cream machines, etc.

Properties

This check valve has a ¾" union nut and male thread connection. The air valve has a ½" connection and a ¾" male thread for the check valve. The maximum operating temperature is 65°C with a maximum operating pressure of 10 bar. The peak temperature is 90°C for 1 hour per day. This check valve with air valve is Kiwa-approved, can be mounted in any position, and is suitable for use in indoor installations, among other applications.

Fluid class

TBE-EA stands for backflow prevention with a verifiable check valve. This check valve is suitable for use up to liquid class 2; liquids that are not harmful to human health and are safe for consumption.

ETIM Code EC001881
ETIM Class Accessories/parts for dishwashers, washing machines and dryers
Variant Keerklep TBE WF-EA met beluchterkra