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Blocked derby toilets and blocked derby showers Modern

Blocked derby toilets and blocked derby showers. Modern central heating boilers are much safer, although it’s important to make sure you have any gas appliance serviced and checked annually they also benefit from greater efficiency ratings, over 90% in comparison to 50% for some older boilers, and with lower emissions are far kinder to the environment. For a product brochure and more detailed information, along with a list of installers.

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