What is a Power Integrity Review™?
A Power Integrity Review™ is a structured assessment of the electrical foundation supporting your home.
Rather than beginning with a quote for a particular upgrade, Riverline first looks at what is already in place, how the home uses power today, and what you may want it to support in the future. The result is a clearer understanding of the system’s condition, protection, capacity, distribution, and future readiness.
It is designed to help you make electrical decisions based on facts rather than assumptions.
Why start with a review?
Most homes do not receive all their electrical improvements at once.
A heat pump may be installed one year. The kitchen may be renovated later. An EV charger, solar system, spa pool, workshop, or additional dwelling may follow.
Each project can make sense individually, but together they place increasing demands on the same electrical foundation.
Without a wider understanding of that foundation, work can become reactive. New circuits are added wherever they fit, switchboards are altered repeatedly, and each upgrade solves the immediate need without considering what may come next.
A Power Integrity Review™ creates a starting point before those decisions are made.
The purpose is not to assume that the home needs a complete electrical upgrade. It is to identify what is already suitable, what may be constrained, and what should be addressed first.
What does Riverline review?
The assessment considers five connected parts of the home’s electrical foundation.
Capacity
Capacity is the home’s ability to support its current and anticipated electrical demand.
This involves more than counting empty spaces in the switchboard. Riverline considers the supply, main switch, distribution equipment, existing larger loads, and the kinds of appliances or technologies you may want to add.
A home can have spare physical space in its switchboard but limited electrical headroom. Understanding that difference is important before adding EV charging, induction cooking, more heating, or other significant demand.
Protection
Protection determines how the system responds when an electrical fault occurs.
The review considers the protective devices installed, how circuits are separated, and whether the existing arrangement aligns with the way the home is now used.
The aim is to understand whether the system provides a clear and appropriate foundation for existing circuits and future additions.
Distribution
Distribution describes how electricity is divided throughout the property.
Riverline looks at the switchboard arrangement, circuit identification, separation of significant loads, and the overall clarity of the installation.
A home that has been altered repeatedly may contain several generations of work. Individual additions may still function, but the combined system can become crowded or difficult to understand.
Clear distribution makes future work easier to plan, complete, and service.
Condition
Electrical equipment can continue operating even when parts of the installation are ageing, deteriorated, or no longer well suited to modern use.
The review considers the visible condition of relevant equipment, enclosures, connections, and previous alterations within the agreed scope.
Older does not automatically mean unsafe or unsuitable. The purpose is to understand actual condition rather than make decisions based on age or appearance alone.
Future Ready
Future readiness considers how well the existing electrical foundation supports what you may want the home to become.
That might include:
EV charging
induction cooking
solar or battery storage
additional heat pumps
a major renovation
a workshop
an extension or additional dwelling
Future-ready does not mean installing everything now. It means understanding the likely pathway and avoiding work today that may create unnecessary limitations or rework later.
What happens during the review?
The process begins with a short conversation about the home.
Riverline considers how the property is currently used, any electrical concerns you have noticed, and the improvements you may be planning. This context matters because the same electrical installation may suit one household but constrain another.
The onsite review is generally non-invasive unless a broader scope has been specifically agreed. Riverline examines the accessible parts of the electrical system, records relevant observations, and documents the existing foundation.
The information is then reviewed as a complete picture rather than as a list of isolated components.
What do you receive?
Following the assessment, you receive a clear record of what was observed and what it means for the home.
Depending on the scope, this may include:
a summary of the electrical foundation
an overall alignment rating
priority findings
photographic documentation
observations across the five review areas
practical next steps
a staged modernisation pathway where appropriate
a proposal-ready scope for clearly defined work
The report is not intended to overwhelm you with technical language or create a catalogue of minor defects.
Its purpose is to explain the significant findings, show how they affect the wider electrical foundation, and help you decide what should happen next.
Is a Power Integrity Review™ an electrical safety certificate?
No. A Power Integrity Review™ is not a substitute for any certificate, inspection, verification, or compliance process required under New Zealand electrical regulations.
It is a Riverline assessment designed to provide broader clarity about the home’s electrical foundation and its suitability for current and future use.
Where the review identifies something requiring further investigation, testing, repair, or specialist input, that should be addressed through the appropriate next step.
Who is the review for?
A Power Integrity Review™ is particularly useful when:
you are unsure what your home’s electrical system can support
several major upgrades are being considered
the switchboard is older, crowded, or difficult to understand
different contractors have provided conflicting advice
you want to renovate without creating repeated electrical work
you are planning EV charging, solar, induction, or additional heating
you want a clear long-term pathway rather than another isolated fix
It may also confirm that much of the existing foundation is already suitable and that only targeted work is needed.
The takeaway
A Power Integrity Review™ helps you understand the electrical foundation you already have before deciding what to add or change.
It brings condition, protection, capacity, distribution, and future plans into one clear assessment so improvements can be completed in the right order.
Understand what you have. Strengthen what needs attention. Create a clear pathway for what comes next.