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Worcester Bosch Greenstar Heatslave II External 25-32 ErP+ review

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The powerful Greenstar Heatslave II External 25/32 oil-fired combi boiler from Worcester Bosch comes in an insulated, weather-proof cabinet that's designed to withstand the elements. This allows the boiler to be situated outdoors, which could be ideal if you have limited space in your kitchen or utility room. Read our full review to find out whether the Heatslave II External 25/32 is the right boiler for your home.
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