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Unbloc Drainage Engineers Limited is 40 years old this year - Keeping Compliant to GPDR - see our Privacy Policy on-line or available by email on request - Unbloc and Drain Services are on call 24 hours a day, 7 days a week, every day of the year


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Established in 1979, Unbloc is one of London’s only independently owned drainage companies, completing regular maintenance, and 24 hour reactive call out throughout London and the Home Counties.

With our team of fully qualified engineers and over 3 decades of experience, we are available 24 hours a day, 7 days a week, 365 days a year, providing specialist emergency support and pre-planned maintenance. From a blocked drain to a leaking pipe, a faulty pump or a flooded car park, we have the skills for any job.

Our team of drainage engineers, plumber and electricians are all employed directly and solely by Unbloc, trained and are equipped with the very latest technology. At Unbloc, customer satisfaction is of utmost importance. We aim to attend your site promptly and address your issue efficiently with minimum fuss and little disruption.

You can rely on us to solve your problems and keep your property in working order. Please contact us today for a free quote or simply some friendly advice.

Contact Us

020 8961 2514 / 2504 Emergency 24hrs: 07836 610 554


Units One and Two, 86 Goodhall Street, Park Royal, London NW10 6TS

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