Certificates of conformity

ISO 9001 Certificate
ISO 14001 certificate
BSEN 15258 – Precast Concrete Certificate
BSEN 1090 – Steelwork Certificate

Environmental Policy

Environmental Policy
Carbon Saving

Health & Safety

Health and safety policy

Conditions of Sale

Conditions Of Sale

GDPR and Privacy Policy

GDPR and Privacy Policy

Modern Slavery Policy

Modern Slavery Policy

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What Next

Have a look to see what else we do

View our products

View our complete range of products here, including drainage outfalls, silt traps, gratings and vermin gates, and many more concrete and steel units.


Get in touch with us

Whether you just want some more information about what we do, or you want to get started with a drainage solution for your site, get in touch with the team today and we’ll be happy to help.

Contact JKH

View our case studies

Browse our case studies here for a look at previous work we’ve carried out for a range of clients in varying industries.

Case studies

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