Aerial thermaldiagnostics by drone

We reveal hidden defects in buildings and industrial technologies

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How does a thermal inspection work?

Our entire thermal diagnostics process is designed to be as fast, non-destructive, and safe as possible. By using professional drones with thermal cameras (e.g., DJI Mavic 3T or Matrice 300 RTK), we can inspect vast areas without physically accessing the structure.

Thermal image of a roof in summer and winter
01

Planning & proper timing

Thermal imaging is not just about flying a drone. The key to success lies in choosing the right season and weather conditions:

Winter Season (December–March)

Ideal for detecting thermal bridges and heat loss from facades and roofs. Requires a sufficient temperature difference between inside and outside (the building must be heated). Measurements are most often taken early in the morning before sunrise to avoid distortion from sun heating the membrane.

Summer Season (April–November)

We focus on detecting moisture and leaks in flat roofs. We use solar radiation, which heats moisture in the insulation during the day. The actual measurement then takes place in the evening after sunset, when the dry membrane cools quickly but wet areas continue to radiate the accumulated heat.

Drone with a thermal camera above a flat roof
02

Aerial measurement process

Once the weather is right (calm winds, dry membrane without puddles or snow), we head to the field:

Pre-flight Preparation

We define test sections and handle all administrative requirements related to flight permits.

Data Collection

The drone systematically flies over the object and captures two types of recordings simultaneously — visual (RGB) and thermal (TIR) images in high resolution.

Speed & Safety

In a single day, we can inspect up to 100,000 m² of flat roofs. Nobody needs to climb to heights, eliminating the risk of injury and damage to the roof membrane.

Analysis of thermal data on a monitor
03

Data processing & analysis

After returning from the field, our specialists process the data using advanced photogrammetry:

We assemble the images into detailed maps and thermograms with ± 3 cm geodetic accuracy.

We identify thermal anomalies indicating waterproofing failures, moisture in insulation, or material degradation.

For flat roofs, we can also perform a physical probe based on thermal findings to confirm the extent of moisture within the structure.

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04

Delivery of results via NDNPORT

You won't receive your results in a box — they come in a modern digital interface:

NDNPORT (Roof Management Platform)

An online platform where you can view visual and thermal maps, measure defect areas, and track the status of repairs over time.

Digital Reports

Standard deliverables include outputs in PDF and DWG formats that serve as precise references for designers or contractors.

Complete Service

If we find a problem, we can provide not only diagnostics but also the subsequent repair and long-term monitoring.

Thermal Inspection: Why, When, and For Whom Is It Essential?

Drone-based thermal inspection is not just a modern technology trend — it is above all a highly effective diagnostic tool. It allows us to "see the invisible" — revealing defects that are undetectable by the human eye but can mean hundreds of thousands in losses for building owners.

Why perform a thermal inspection?

The main purpose is predictive maintenance. Instead of emergency repairs that are expensive and disrupt operations, thermal imaging allows you to act in time. The key benefits include: predictive maintenance.

Locating Hidden Defects

Detection of moisture in flat roof insulation, identification of thermal bridges in facades, or overheating of technological components.

Significant Savings

Timely repair of a minor leak costs a fraction of replacing an entire damaged roof membrane.

Safety & Speed

With drones, nobody needs to climb to heights or walk on fragile structures. We can inspect up to 100,000 m² in a single day.

Non-destructive Method

We don't need to cut into the roof to assess insulation condition. The thermal camera sees through the surface thanks to temperature anomalies.

When do you need a thermal inspection?

Situations where measurement is essential can be divided into several key moments:

01

Before warranty expiration

Even new buildings can have hidden defects. An inspection before the warranty expires allows you to claim the repair from the contractor rather than paying for it yourself.

02

When a problem is suspected

Have you noticed damp stains on the ceiling or mold? Thermal imaging pinpoints the exact source of the leak or condensation.

03

After extreme weather

Hailstorms or severe thunderstorms can cause mechanical damage to the waterproofing that is not visible at first glance.

04

As part of regular maintenance (2× per year)

Ideally in spring and autumn to prepare the building for the demanding seasons.

Summer

Ideal for detecting moisture in flat roof insulation. The sun heats wet areas, which then radiate heat longer in the evening than dry sections.

Winter

The best time for detecting thermal bridges and heat loss from buildings, thanks to the temperature difference between the heated interior and the cold exterior.

Who needs a thermal inspection?

This service is essential for anyone responsible for the technical condition and operating costs of large buildings:

Facility Managers

Facility Managers

For a quick overview of the condition of managed buildings (warehouses, shopping centers) and efficient repair budget planning.

Technical Directors

Technical Directors

In industrial plants for inspecting technologies, hot water pipelines, and electrical switchboards, where overheating signals an impending failure.

PV Plant Owners

PV Plant Owners

For detecting "hot spots" (overheated cells) that reduce plant output and increase fire risk.

Housing Cooperatives & Associations

Housing Cooperatives & Associations

For identifying insulation defects in prefabricated buildings and reducing heating costs for residents.

When should you absolutely not delay an inspection?

The most critical case is hidden moisture in insulation. Even if water is not yet leaking into the building, moisture inside the membrane can structurally damage the building, create mold, and dramatically increase heating costs — because wet insulation does not work. hidden moisture in insulation.

A thermal inspection is to your building what a preventive ultrasound examination is to a person. It allows you to find an "internal inflammation" before it becomes a critical condition requiring an expensive and complicated operation on the entire building.

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A new dimension for your business

At NDN TECH, we help companies integrate cutting-edge technologies into the management of buildings and industrial infrastructure. Our mission is to digitize reality and transform it into precise data that saves you time, money, and ensures the safety of your employees.

What do we do?

Our services are built on three main pillars that cover the lifecycle of a building — from as-built documentation to predictive maintenance:

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3D Laser Scanning & Digitization (As-built)

We create digital twins of buildings with millimeter accuracy (± 3 mm) that serve as the most precise reference for designers, architects, and facility managers.

As-built Documentation

Surveying the actual condition of buildings and technologies into DWG, PDF, or 3D point cloud formats.

Scan-to-BIM

We convert scanned data into Building Information Models (BIM) for modern design and maintenance.

Special Applications

Our models are also used by the film industry (e.g., Extraction 2 or The Crow) for visual effects and scene planning.

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NDN Inspection
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Aerial Thermal Imaging Diagnostics

Using professional drones equipped with thermal cameras, we perform in-depth inspections of roof membranes, facades, and infrastructure.

Detecting Roof Leaks

We detect moisture in insulation and waterproofing defects (PVC, asphalt) with ± 3 cm accuracy — without destructive interventions or physically accessing the roof.

Building Energy Audits

We identify thermal bridges, heat loss through facades, insulation degradation, and defects in electrical or lighting systems.

Industrial & PV Inspections

We inspect photovoltaic power plants (overheated cells), hot water pipelines, and internal linings of rotary kilns.

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NDN Roof

Visual Inspections & Roof Repairs

We perform visual inspections of flat roofs and provide repairs to ensure their long-term durability.

Visual Inspection

Thorough inspection of the roof membrane condition, detection of mechanical damage, and overall condition assessment.

Roof Repairs

Professional waterproofing repairs, leak resolution, and extending the lifespan of the roof membrane.

Long-term Monitoring

Regular inspections and condition monitoring of the roof for early problem detection and maintenance planning.

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Discover NDNPORT

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Your digital headquarters for asset management

What is NDNPORT?

It is our key product — an online client portal accessible through any standard web browser. Forget about installing expensive software or needing powerful computers. Everything we have measured for you is available 24/7 in one place.

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Key Features & Modules

3D Digital Twin

Interactive photorealistic models of buildings and technologies with measurement capabilities and viewing from any angle.

Interactive GIS Maps

Facility asset visualization with precise locations and technical parameters of objects.

3D Viewer (Nira & Sketchfab)

Photorealistic digital twins with measurement capabilities and detailed viewing directly in the browser.

Document Management

Drawings, reports, and point clouds available for download directly in the portal in DWG, PDF, and IFC formats.

Why choose NDNPORT?

No Barriers

No special software needed — everything is intuitively available online from anywhere.

Data-driven Decisions

Precise data for budgets, renovation planning, and maintenance.

Information Sharing

Share access with colleagues, designers, and partners without miscommunication.

Measurements & Analysis

Precise measurement of distances, areas, and volumes directly in the 3D model with a single click.

NDNPORT is your "digital twin" that gives you complete control over the actual condition of your assets, whether you are in the office or in the field.

About Us

NEW DIMENSION INSPECTIONS NEW DIMENSION TECHNOLOGIES — we are pioneers in 3D digitization and laser scanning. We specialize in creating digital twins of buildings using cutting-edge technology with millimeter accuracy.

Our mission is to provide precise as-built documentation that serves as an unshakable foundation for designers, architects, and facility managers. Thanks to our advanced technologies, we can capture the actual condition of objects with a level of detail that conventional methods cannot provide.

About the Company

New DimeNsion TECHnologies brings a new dimension to your business. Step into the realm of cutting-edge technologies such as 3D laser scanning, drones, and digital twins. These innovations are transforming workflows, increasing worker safety, and speeding up inspection times.

Our company is a specialist in modern geodetic services. These include spatial digitization, creation of digital twins, and aerial thermographic inspections. The services we offer meet the diverse needs of clients from industry, retail, and the energy sector. Our mission is to provide clients with exceptional quality and value while seamlessly integrating our services into their daily workflows.

With our unmatched expertise and top-tier services, you can trust us to take your business to the next level of success. Join us on the journey toward a better and more efficient future.

Our Team

Matěj

Matěj

CSO

David

David

CTO

Petr

Petr

GIS

Barbora

Barbora

Surveyor

Josef

Josef

Sales

Alexandros

Alexandros

Developer & Sales

Markéta

Markéta

Marketing

Eliška

Eliška

Marketing

Filip

Filip

Sales

František

František

Developer

Veronika

Veronika

Junior Surveyor

Jakub

Jakub

UAV pilot

Martin

Martin

UAV pilot

Matouš

Matouš

UAV pilot

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