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Our boiler cover reviews reveal the best and worst boiler servicing contract brands, according to independent Which? research. Use them to discover what thousands of boiler cover customers thought of boiler cover from brands including British Gas, Homeserve and Vaillant.
The brand score comes from how satisfied customers are with each brand and how likely they are to recommend the brand to a friend (assessed by customer survey). This survey was carried out in August 2020. To learn more read how we assess boilers.
