1
Chemicals used in industry, science and commercial and domestic properties; unprocessed artificial resins; chemicals for use in wet central heating systems; energy saving additives; additives for treatment of water, heating and water installations; chemical inhibitors; chemical additives for use with liquids; Chemical preparations and substances for use in treatment and/or testing of water or aqueous solutions; chemical products to prevent or inhibit rusting, corrosion, encrustation, pollution, freezing, or bacterial or fungal contamination, and for protection against heat and fire
11
Apparatus for heating, steam generating, drying, ventilating, water supply and sanitary purposes; Apparatus for sanitary purposes; machines and apparatus for heating, drying and ventilating systems; appliances for water distribution [automatic]; central heating apparatus; central heating boilers; central heating installations; central heating radiators; conduit for plumbing use; boilers, radiators, apparatus, pipes and tubes, all for heating, ventilation and water supply; heat exchangers; water-softening apparatus and installations; regulating and safety accessories for water or gas apparatus and pipes; parts and fittings for all the aforesaid goods
37
Inspection, servicing, reconditioning, cleaning and maintenance services; surveying of installations prior to installations; installation, inspection and treatment of heating, ventilation, water supply systems in residential and commercial properties; installation, maintenance and repair of machines for the treatment of heating, drying and ventilating systems and apparatus; Installation, inspection, servicing, reconditioning, cleaning, maintenance and repair all relating to heating, central heating, boilers, ventilation, water supply, fire-prevention; information, consultancy and advice in respect of all the aforesaid services