3 ms·
That's pretty poor performance. Most modern heat pumps on the market will work well below 32F, even at > 1 COP.
by danans 4y ago
That's pretty poor performance. Most modern heat pumps on the market will work well below 32F, even at > 1 COP.
- happyopossum 4y agoIt’s not about ‘working’, it’s about the cost of electricity when it gets colder and the efficiency drops. Gas is pretty cheap for heating in most of the US…