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Hey'di Tanking System

The Hey’di Tanking System gives vital protection of structures against water from the ground and which might be subject to hydrostatic pressure.

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Tanking is vital for the protection of structures against water from the ground and which might be subject to hydrostatic pressure.

The Sovereign Hey’di System is an internationally renowned waterproof tanking system for the protection of structures from moisture including internal and external tanking.

The range includes industry leading K11, ideal for use in both negative and positive situations together with a selection of innovative and highly effective products specifically for use in  a variety ways such as fast plugging of leaks, grouting anchor points, and keeping water in, perhaps in a swimming pool.

The Hey’di K11 System is independently tested and holds current BBA Certificate.

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Association of Sovereign Authorised Contractors
Independently guaranteed quality of workmanship

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Sovereign are as meticulous about the contractors we work with as we are about our world beating products.

Contractors who achieve membership of the Association of Sovereign Authorised Contractors (ASAC) are recognised for the quality of their work, their high level of skills and experience, and commitment to maintaining high standards.

Any individual or company employing an ASAC member has the peace of mind that comes from knowing there’ll be a job well done and one which has an insurance-backed independent guarantee.

Find an ASAC member near you >

Association of Sovereign Authorised Contractors
Independently guaranteed quality of workmanship

Sovereign are as meticulous about the contractors we work with as we are about our world beating products.

Contractors who achieve membership of the Association of Sovereign Authorised Contractors (ASAC) are recognised for the quality of their work, their high level of skills and experience, and commitment to maintaining high standards.

Any individual or company employing an ASAC member has the peace of mind that comes from knowing there’ll be a job well done and one which has an insurance-backed independent guarantee.

Apply to become a member >

Find an ASAC member near you >