About Open Flow Drains – meet Vanni Perin, a qualified EUSR Drain Surveyor with over 25 years of experience in groundworks and drainage. Family-run business based in Rustington, covering West Sussex.
With over 25 years of hands-on experience in groundworks and drainage, Vanni Perrin brings extensive industry knowledge, practical skill, and a commitment to delivering reliable drainage solutions.
As a Member of the N.A.D.C., the only serious body representing the drainage industry, Vanni Perrin operates to recognised professional standards. Membership reflects dedication to best practice, safety, and technical competence within the drainage sector.
Vanni Perrin is a Qualified EUSR Drain Surveyor.
The EUSR (Energy & Utility Skills Register) is an industry-recognised accreditation body and online database for the UK energy and utilities sector. It provides verified training and skills records for workers involved in areas such as water, gas, power, telecoms, and excavation safety.
This accreditation confirms that the necessary qualifications and training standards have been met for specialist drainage and utility-related work.
Drainage and groundworks demand more than theory — they require practical understanding developed through years of real-world application.
With 25 years of experience across:
Vanni operates as a small, family-run business, where client satisfaction is always the priority.
Every project is approached with:
Being family-run means maintaining strong relationships, delivering consistent quality, and ensuring every customer receives a personal, reliable service.
The business is proudly based in Rustington and provides drainage services across West Sussex and surrounding areas, including:
– Worthing
– Littlehampton
– Angmering
– East Preston
– Arundel
– Lancing
– Bognor Regis
– Chichester
If you are unsure whether your location is covered, please get in touch.
Vanni’s distinctive orange branding reflects visibility, reliability, and a straightforward approach — values that carry through every aspect of the business.
Clear communication, transparent advice, and professional workmanship remain at the heart of the service provided.
From inspections and surveys to repairs and fault diagnosis, Vanni Perrin is committed to delivering drainage solutions that are effective, long-lasting and professionally executed.
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