How to Sustainably Renovate Existing Homes for Lower Energy Use Part 1: Why retrofit existing homes?

Low energy retrofitting is the process for upgrading older homes to make them more energy efficient, more sustainable and more comfortable.  Many people choose to live in older properties because they appreciate their character, period details and internal spaces while for others there are not affordable new houses where they want to live, however many of these houses are expensive to heat, uncomfortable in winter and have a poor environmental impact due to their high greenhouse gas emissions. Why retrofit existing homes There are many reasons for wanting to make existing homes more energy efficient.  Although responding to the climate crisis by targeting a reduction in greenhouse gas emissions may be a major consideration, many homeowners are also simply trying to make their homes more comfortable in winter and wanting to reduce heating bills. Many older homes are uncomfortable to live in for parts of the year as they can be cold and draughty in winter and may suffer from condensation and even mould on cold walls.  Other homes can be uncomfortably hot in summer leading to use of mechanical cooling or ventilation.  Poorly insulated homes lead to high heating bills, and at worst can lead to ‘fuel poverty’ where…

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