Liniar Windows

View Our Liniar Windows


liniar logoTruFrame is proud to be the UK's largest fabricator of uPVC Liniar window profile. All of our uPVC windows use Liniar's range of six-chambered Energy Plus profiles.

With a 99.5% on time delivery success rate, we supply white uPVC windows in just 5 days or less and turn around 14 colour options in only 7 days!

  • Hand Finished uPVC Windows

    Each Liniar window frame and sash undergoes a rigorous hand finishing procedure by a skilled operative. This ensures our customers receive only the highest quality Liniar windows.

  • Specially Designed for Triple Glazing

    The Liniar uPVC window profile is unique since unlike other window systems, it has been specifically designed to accomodate a triple glazed sealed unit with its 36mm glazing bead.

  • Industry Leading Energy Efficiency

    Liniar window systems offer superior thermal efficiency as they are capable of achieving WER (Window Energy Ratings) A+12 or a U value as low as 1.0 W/(m2·K) with triple glazing.

  • Better for the Environment

    The Liniar profile is extruded using 100% lead free and recyclable materials. This means our windows meet UK and EU legislation ahead of time.

  • Yale High Security Locking Systems

    As an approved fabricator all of our Liniar windows are supplied with Yale high security Shootbolt locking systems as standard alongside a 10 Year Security Guarantee.

  • 10 Year Liniar Guarantee

    All of our uPVC Liniar windows carry a 10 year manufacturer’s guarantee against cracking, warping and discolouration.

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