Choose your Hatch Cover Tester

Subscribe for the latest industry news, technologies and resources.

We care about your data in our privacy policy.

Protect your fleet against expensive cargo claims and delays in cargo loading with Portascanner® WATERTIGHT.

Quick and easy to use. It is ABS Type Approved & RINA Accepted.  

Shipping companies/Navies worldwide rely on our hatch cover testing for vessel safety.

All New

Our WORLD FIRST Portascanner® WATERTIGHT PRO offers even more!

Alongside identification and quantification of leak sites in Hatch Covers, MCTs and Watertight doors, brand new technological advances now include calculation of leak-sites and water flow rates.

FIND leak sites

QUANTIFY their size and the flow rate of water through them, 

PHOTOGRAPH leak location and

REPORT them straight from the advanced instrument.

Hatch cover hose testing, watertight doors, multi-cable transit (MCT) areas across bulkheads in marine structure

Portascanner® WATERTIGHT

Portable instrument for locating leaks and assessing watertightness and hatch cover weathertightness.

Non-invasively identify leaks as small as 0.06mm +/- 0.02mm

Navy approved onboard nearly 20% of the world’s fleets

Protect your Hatch Covers, Watertight doors and cable transits against leaks and water ingress

Comply with regulations to inspect cable and pipe transits: IACS Z28 – Survey of Watertight Cable Transits.

ABS TYPE Approved & RINA Accepted

Portascanner® WATERTIGHT PRO

Portable instrument for assessing watertightness, locating and quantifying water leaks, and predicting water flow rates.

Identifies the exact location of any leak sites present

Measures the physical (cross-sectional) size of any such leaks

Calculates the flow rate of water through each leak under a user-specified pressure head

Quantifies the volume of water per hour allowed through a seal/structure

Reporting Built-in data collection and reporting feature

Exporting Camera to photograph test areas, save location and leak-sizes, export records via USB

Get in touch

You can reach us anytime via phone or email, we aim to respond to all enquiries within 24 hours (excluding weekends and bank holidays)


Come say hello at our Technical Laboratory.

Coltraco Ultrasonics
NETPark Research Institute
Joseph Swan Road
TS21 3FB

United Kingdom


Monday - Friday (excluding bank holidays) from 8:30am to 6:00pm, UK.

Tel (Sales & HQ): +44 20 7629 8475
Tel (Technical): +44 1740 618 240