Your annual reminder that if your apartment has a radiator, don't open and close the valve. This can create condensation in the system causing a knocking sound. Radiators are designed to be used with a series of open windows to balance heat. npr.org Submitted by emeyer94 t3_xz8wm8 on October 9, 2022 at 1:17 AM in nyc 79 comments 132
bezerker03 t1_irppqxl wrote on October 10, 2022 at 2:18 AM That's not true at all. They're not designed for an open window. Thats literally letting heat out and wasting energy. Permalink 0
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