How EndoTherm Works EndoTherm is a revolutionary additive that enhances the efficiency of wet central heating systems and boilers. When installed, it allows heating systems to heat up more quickly and maintain higher temperatures for longer periods. This improved performance translates directly into energy savings and increased comfort for residents. The installation process is remarkably simple and non-disruptive, taking only about 10 minutes to complete. Despite its quick application, the benefits are long-lasting, with the potential to save households up to £168 annually on their heating bills
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