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Due to the special shape of the screw set with external thread 1", The small air bubbles contained in the heating water are forcibly directed to the automatic quick-release vent.
Complete with quick-release vent, safety valve and pressure gauge.
Lower connection with 1" Internal thread for connecting cable to the heat generator.
Technical data: Screw set with external thread 1"
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
US$40
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