Accreditations and Memberships

The Legionella Control Association

The LCA provides a recommended Code of Conduct for Service Providers to adhere to.

Founded in 1999, a code was devised to assist its members to improve standards in the minimisation of legionellosis.

By registering under the Code of Conduct in 2000, we have historically indicated our willingness to abide by the conditions of compliance and submit an acceptable Statement of Compliance.

To download the Code of Conduct for Service Providers, please visit our downloads page.

The Water Management Society

By gathering together expertise from every sector of the industry the WMSoc offers informed and experienced assistance in all matters relating to the responsible management of water in industry and commerce.

Members are represented on relevant government and industry consultation panels and are regularly consulted on matters of immediate concern

H2O have been members of the WMSoc since 2000, enabling us to proactively represent the industry by offering assistance in all water hygiene matters.

Heating and Ventilating Contractors' Association

The HVCA represents the interests of firms active in the design, installation, commissioning and maintenance of heating, ventilating, air conditioning and refrigeration (hvacr) products and equipment.

HVCA members are subject to regular, third-party inspection and assessment to ensure their technical and commercial competence. Please click here to view our BM TRADA Audit Certificate.

We have been members of the HVCA since 2000.

BS EN ISO 9001 Registered Firm

Through Quality Management Systems, H2O is an ISO 9001 registered firm.

ISO 9001 is an internationally recognised standard for an organisation's internal Quality Management. The term 'quality' refers to all features of a product or service which are required by the client.

By being ISO registered since 2000, we can assure you of the quality of the service we provide by demonstrating our competency at managing our own company.

National Air Duct Cleaners Association

NADCA is a non-profit association of companies engaged in the cleaning of Heating, Ventilating and Air Conditioning (HVAC) systems.

The association promotes the removal of any debris as the only acceptable method of ductwork cleaning. Through this, they have established industry standards.

By being members since 2000, H2O is wholly concerned with not only adhering to industry standards of air hygiene, but employing cleaning methods that have a maximum benefit to the client.

Constructionline

Constructionline is the UK's register of pre-qualified local and national construction and construction-related suppliers.

H2O have been a member of Constructionline since 2000, assuring all our clients that we are a pre-qualified construction related contractor.

UKAS Accredited Testing

All samples are processed using an independent UKAS accredited laboratory, Cavendish Laboratories Ltd.

CHAS Accreditation

CHAS is established as the market leader for health and safety pre-qualification in the UK. It is a non-commercial scheme available to suppliers (those who provide goods and services) and to organisations (buyers) looking for suitably competent suppliers.