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Hello and

WELCOME TO THE NAAD21 VENTILATION HYGIENE APP

The NAAD21 Ventilation Hygiene App has been released to incorporate everything you need to help stay complient when cleaning Ventilation Hygiene Systems.

Released alongside the NAAD-21: Air & Grease Guidance Document, the NAAD21 Ventilation Hygiene App is the perfect companion to ensure competence and compliance.

The NAAD21 Ventilation Hygiene App adheres to all current legal requirements, standards and guidance booklets.

The software is contantly monitored for all regualtion changes and will remain up-to-date with all standard operating procedures.

NAADUK are proud leaders in the field with experts from across the industry contributing their knowledge for the benefit of all.

IMAGINE THE FUTURE

And how easy it would be to create stunning reports.

All
Sample Collection
Sample Collection

Ensure that you are collecting all your VT/Difco results/barcodes in one place.

Client name: The NAAD21 Ventilation Hygiene App
Date: 12.08.2025
Link: https://www.naaduksoftware.co.uk/wp-content/uploads/2025/08/VT-DIFCO-Demo.m4v
Sample Collection
VT/Difco Recording
Ductwork
Ductwork

An image of an engineer cleaning some ductwork

Client name: The NAAD21 Kitchen Supply/Extract App
Date: 04.09.2015
Ductwork
Cleaning
Ductwork
Ductwork

An image of a ductwork mounted to the ceiling

Client name: The NAAD21 Ventliation Hygiene App
Date: 04.09.2015
Ductwork
Ductwork mouted to the ceiling
Sample Ventilation Hygiene Report
Sample Ventilation Hygiene Report

Click the below link to view a full copy of what a Sample report for your company would look like in real life.

Client name: Sample Ventilation Report
Date: 11.08.2025
Link: https://www.naaduksoftware.co.uk/wp-content/uploads/2025/08/Vent-Hygiene-Report-VH-Sample-Company-136-1.pdf
Sample Ventilation Hygiene Report
View a full copy of what a Ventilation Hygiene Report looks like.
Ductwork
Ductwork

An image of inside some ductwork.

Client name: The NAAD21 Kitchen Supply/Extract App
Date: 04.09.2015
Ductwork
Inside some ductwork
Ductwork
Ductwork

An image of some ductwork mounted to the ceiling.

Client name: The NAAD21 Kitchen Supply/Extract App
Date: 04.09.2015
Ductwork
Ductwork mouted to the ceiling
WHY CHOOSE

Our Product?

FULLY AUTOMATED

The App will ensure that you have taken all relevant photos and recorded the area safe to work and that the system has been isolated before letting you carry on with your work. So you can be sure that you are cleaning a ventilation system correctly and safely.

EASY TO USE

The App is easy to use and will only allow you to proceed to the next step once all relevant questions are answered.

WORK ONLINE/OFFLINE

The App works Offline so results are stored locally to ensure that you can carry on working when in poor areas with limited internet connectivity such as rural locations.

FREE ONBOARDING, ONLY £35 PER MONTH

There is no onboarding fee to be setup on the App, also minor customisation changes are included free of charge provided the changes adhere to the industry standards. You just pay £35 per month and can be assured you have the backing of an App that's certified by NAADUK.

LEGAL STANDARDS

The software adheres to all current legal requirements, standards and guidance booklets:

COSHH, ACOP22, ACOP32, ACOP33, TR19, BS EN 15780 (2011), BS 9999 (2017), EC 852 (2004),
LPCB LPS 2084, HTM03-01, HTM05-01, LPS 2084:1, H&S 1992 Section 5 & 6, BESA DW144, NAAD21

FREE SUPPORT & UPDATES

Support is provided by contacting us from within the App or via email or phone. We can even remotely connect to your mobile device if authorised by yourself to be able to see your screen to help troubleshoot any issues.

Coming Early 2026
Why Use The

NAAD21 Ventilation Hygiene App

Some statistics on Ventilation Cleaning percentages can been seen to the right.

The NAAD21 Ventilation Hygiene App which is a module of the NAADUK Software Suite and has been created to ensure that the relevant questions are asked so that you can be sure that you are cleaning a ventilation system correctly which can help to reduce these statistics. Don't leave yourself or company open to errors and use an industry standard App that has been created in accordance to all currently legal regulations/standards and is backed by one of the countries leading organisations NAADUK (The National Association of Air Duct Specialists UK)

CLEANED INCORRECTLY
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WRONG CLEANING REGIME
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SUPPLY NOT CLEANED
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HVR AWARD WINNER

HVAC INITIATIVE OF THE YEAR

The NAADUK Software Suite incorporates the NAAD21 Ventilation Hygiene App

After the success of the NAAD22 Fire Damper Inspection App, other Apps were created to compliment the original App, these now include:

NAAD22 Installation App
NAAD21 Kitchen Extract App
NAAD21 Ventilation Hygiene App

Others Apps are soon to be added to the Software Suite.

Read more
DATA CAPTURE

Capturing the right data on the job has never been more straight forward.

COMPETENCE IS KEY

Take the pressure from your operative, use an App designed for true competency.

SEAMLESS TRANSITION

The software is designed for seamless transition between note taking and evidence capture.

CLEAR AND EASY

The App creates a clean and easy to read report for the client and office, along with a full spreadsheet of all recorded information and photographic evidence.

The app is very good and very well designed, great job.

Frank Sharpe
FJS

I would like to say that I think the app is fantastic and got good feedback from the engineers I've trained on it.

Robert Smith
Adexsi UK

Reports used to take me painfully ages to create, your app does in seconds.

Mike Kenna
FD Safe
Coming Early 2026
Contact us to find out more about the release date!