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.

Our main line colour inspection system offers a complete CCTV drainage Auckland Council survey configuration that includes camera, remote tractors and control systems with full video and approved Auckland Council reporting facilities.

The tractor system is mounted within a van allowing the operator and the client to view the interior of the drain pipe in the comfort and safety of an air-conditioned office environment.

On screen text display provides full survey details and an accurate counter indicates the distance travelled within the pipe. Mainline CCTV Inspections can be performed in pipe sizes ranging from 100mm – 1500mm, and up to 200m up the line.

We use the latest reporting software by Kummert, to comply with Auckland Council and Watercare requirements for buildovers and the like. A detailed report is then prepared back at our offices and can be emailed directly to the council authority or to you, along with a link of the footage in our OneDrive storage system.