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    Discover our wide range of quality double glazed windows and doors and get a free, no-obligation quote! | 5.0 Star Rating From 120+ Reviews

    Do uPVC windows devalue property?

    No, good-quality uPVC windows do not generally devalue a property, and modern replacements usually help marketability through better energy efficiency, security and kerb appeal. The exception is period homes, where poorly matched windows can harm character. Condition and style match matter more than the frame material.

    When can uPVC windows hurt a home’s appeal?

    • Cheap, chunky frames on a Victorian or Georgian elevation
    • Mismatched sizes, colours or glazing bar patterns
    • Fitting in a listed building or conservation area without the required consent

    What do buyers and solicitors look for?

    Windows installed since 1 April 2002 should have a Building Regulations compliance certificate, normally from a competent person scheme such as Certass or FENSA, plus any guarantee paperwork. Missing certificates can delay a sale.

    What helps keep value?

    A well-chosen style, such as a flush sash or sliding sash look on a period front, and a good energy rating that supports a better EPC. See our uPVC windows. JMF Windows is Certass registered, so each installation is certified under the Building Regulations and backed by a 10-year guarantee.

    Do replacement windows affect the EPC?

    They can. Better-insulated windows reduce heat loss, which may improve the Energy Performance Certificate rating, although the effect depends on the other features of the property.

    Thinking about new windows? Jake surveys every job himself, and our quotes are free, in writing and without obligation. We fit across Oxford, Kidlington, Bicester, Witney, Abingdon and the villages around. Call 01865 708464 or ask for a free quote.

    ← Back to uPVC Windows FAQs | See our uPVC windows

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