3 ms·
My Mitsubishi Hyperheat units have a COP above 1 down to -15F and still work normally at 5F (northern New Mexico, 6000', overnight). You're getting bad informat
by PaulDavisThe1st 3y ago
My Mitsubishi Hyperheat units have a COP above 1 down to -15F and still work normally at 5F (northern New Mexico, 6000', overnight). You're getting bad information.