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Authority cluster

Installer authority hub

Enterprise-grade proof, process and requirements content in one place.

Supporting installers across the UK with consistent documentation architecture.

Proof and decision-support content

ASHP survey example

Real job examples by property type

Detached, semi, terraced and complex multi-floor case studies.

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Heat pump survey checklist

Pre-design evidence checklist

Practical list for teams confirming scope before booking.

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Installer requirements

What a usable pack must include

Requirements layer tied to quote speed and handoff quality.

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Survey pack example

Deliverable structure preview

See section logic, evidence grouping and navigation value.

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Process clarity

How Vertex works with installers

Booking-to-delivery process diagram with QC and portal workflow.

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Switch justification

Traditional surveys vs Vertex

Side-by-side comparison for procurement and operations teams.

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Low-risk way to start

No lock-in contracts. Trial first job. Quote confirmed before booking.