Zhong Shan Opten Electrical Appliance Co.,Ltd. Add:NO 20, Dong Fu Road Fu Sha Town ZhongShan Contact us:Linda zhang Tel:+86-760-89761306 Fax:+86-760-89761311
What to do if your boiler pressure is too high | Viessmann
Dec 30, 2019 · To find the optimal pressures, consult the manual that came with your boiler. But if that's lost, most boilers are so similar the pressure differential between them is relatively minor. In any event, the usual cold pressure of a boiler should sit at about 12psi (pounds per square inch). Most pressure gauges display different-colored zones.
Apr 08, 2011 · Established in 1995, Zhongshan Bailefu Electrical Appliance Co., Ltd. is a professional manufacturer of gas heaters, gas water heaters, gas stoves and air conditioners. We are driven by a burning commitment to quality, function and reliability.
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