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The Real Cost Of Poor Eaves Insulation

What begins as a seemingly small issue can quickly escalate into opening up works, complaints and costly remedial action.

Beyond the financial impact, defects can create disruption and place pressure on technical and operational teams.

This is why leading housebuilders are increasingly focusing on prevention rather than correction.

Download Our Compliance Guide
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Complaints Aren't The Only Problem 

Thermal performance failures are rarely expensive because of the initial customer complaint. They are expensive because of the severe, compounding operational chain reaction that follows.

The True Cost Of Thermal Defects:

  • Disruptive Redial Work: Undertaking invasive corrections that damage the finished aesthetics of a handed-over home.
  • Compromised Customer Satisfaction: Managing frustrated homeowners, negative review, and potential escalations.
  • Multi-Plot Risk: Facing the fact that the exact same installation error likely exists across dozens of plots.

Everything Is Harder After Completion

The active construction phase provides the ideal window of opportunity to identify and eliminate potential insulation oversight at the eaves. 

However, the moment a property is handed over, the dynamics change entirely. A minor installation issue that could have been fixed in seconds during the build phase suddenly shifts into a complex financial burden.

    Speak To An Expert 
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    During Construction

    • Unrestricted access: High-risk junctions remain fully open and accessible to trades.
    • Total visibility: Structural details can be clearly seen and verified by site managers.
    • Instant verification: Insulation continuity can be checked, photographed, and signed off.
    • Rapid correction: Any discovered defects can be amended immediately with minimal cost or fuss.

    After Handover

    • Blind diagnostics: Identifying the root cause of thermal failure takes extensive time and specialist tools.
    • Restricted access: Reaching hidden eaves or structural junctions requires disruptive, invasive teardowns.
    • Resident disruption: Homeowners must be inconvenienced, scheduled around, or even temporarily rehomed.
    • Delays: Critical site resources are pulled away from active, profit-generating builds to manage issues.

    Our Solution:
    The Eaves Insulator

    The ARC Eaves Insulator has been designed to provide a simpler, more repeatable way of insulating one of the most challenging areas of the building envelope. By making installation easier and more consistent, it helps reduce the opportunities for issues to occur in the first place.

    1

    Maximum Visibility

    Allows insulation continuity to be clearly seen during construction.

    2

    Easier Access

    Remains accessible during early build stages before the roof restricts views.

    3

    Easy Photography

    Simplifies capturing the clear photographic evidence required for compliance.

    4

    Robust Audit Trail

    Creates a straightforward route to document continuity across entire developments. 

    Request A Thermal Risk Assessment

    If you're reviewing details across an existing development or looking for ways to reduce remedial risk on future projects, our technical team can help.

    We'll review your current approach and identify opportunities to improve consistency, reduce defect exposure and protect your projects from avoidable remediation costs.

      Get In Touch
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      Protect Your Development Before Problems Appear

      Every housebuilder wants to avoid the disruption and reputational impact that comes with post-handover defects.

      The most effective way to do that is by focusing on prevention rather than correction.

      The ARC Eaves Insulator helps support that approach by making one of the most challenging thermal details easier to install, easier to manage and easier to get right first time.

      Download Part L Checklist

      Close the gap between design intent and delivery.

      Don't leave thermal performance to chance. Download the Compliance Guide to discover how housebuilders are reducing insulation risk and ensuring compliant designs become compliant results.

      Get in Touch: 0113 252 9428
      General enquiries: [email protected]
      Technical questions: [email protected]

      Free download · No obligation · Written for technical teams.

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