Rittal launch a range of UL TopTherm air-to-air heat exchangers with unique aluminium interchangeable heat exchanger modules. Based on the unit sizes and the cut-out dimensions of the Top-Therm cooling unit generation, the air-to-air range covers 17.5 to 80W/K. The heat exchangers are adaptable and can be interchanged with the Top-Therm cooling units rendering cut-out modifications obsolete.
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UK homes more suitable for heat pumps than expected
Hello Gordoun, you can use a simple empirical formula to estimate COP (my own analysis, unpublished, based on the Building Research Establishment...