We provide surveyors, building companies and homeowners with efficient, effective and expert CCTV drain surveys, works over reports and a range of other services.
If you need a drainage inspection or works over report completed for your building project our team will provide a professional and efficient CCTV drainage inspections service, saving you time and keeping costs down.

Unblock NZ utilise state-of-the-art camera technology to ensure best practices are followed and your job is completed to the highest level.

Don’t dig up and replace your drains just because a blockage can’t be cleared. Instead, request a CCTV inspection to accurately diagnose the issue. At Unblock NZ, we use specialised CCTV camera equipment to carry out detailed drain inspections that reveal the true condition of your drainage system. Upon request, we can also provide recorded footage of the inspection for your records. Our advanced cameras can be accurately tracked from above ground, allowing us to precisely mark the position and depth of any defects, blockages, or faults.

We also offer CCTV house drain surveys and can provide as-built drainage drawings—a requirement by Auckland Council when applying for consent to modify existing house drains where historical plans are unavailable.

Planning a new build or renovation? A CCTV Drain Survey may be required.

At Unblock NZ, we use industry-leading WinCan reporting software to meet Auckland Council and Watercare requirements for buildovers and related approvals. Our inspections generate detailed, council-compliant reports that can be instantly shared with authorities via our secure cloud system—saving you time, especially when deadlines are tight.

We also carry out CCTV house drain surveys and produce as-built drainage drawings. These are often required when applying for consent to modify existing drainage systems, particularly when no historical plans are available.

In Auckland you may be required by council to undertake a Worksover CCTV or Buildover CCTV on the Watercare network pipes near a building you are renovating or building.

We use only the most modern and reliable equipment so that we can provide our clients with our professional service and top-quality reporting.

Contact us 24/7 on 0508 37 3335

Conditional assessments are typically required by Auckland Council or Watercare if you’re planning to renovate or build near a public pipe network.

Unblock NZ provides a full, recorded CCTV survey of the relevant drainage network to support Council or engineering approval.

Following our assessment, Auckland Council or Watercare will review the report to determine the condition of the existing pipes and assess whether any upgrades or replacements are needed before your project can proceed.

Watercare Buildovers CCTV or Watercare Worksover CCTV are required before and after the foundations are laid on any Auckland renovation or new build within 2m of the wastewater network.

We use only the most modern and reliable equipment so that we can provide our clients with our professional service and top-quality reporting.

Contact Us 24/7 on 0508 37 3335

When purchasing a house or property one would be well advised to have a pre-purchase drainage CCTV inspection check carried out in order to minimize the risk of costly drainage repairs after the sale.

We offer competitive rates for CCTV drainage inspections and will be able to offer you sound advice before moving forward with your purchase.

We use only the most modern and reliable equipment so that we can provide our clients with our professional service and top-quality reporting.

Contact us 24/7 on 0508 FREEFLOW.