• These requirements are applicable to gas stoppers as independent component or as part for installation in another component, for the application in plastic piping systems for the distribution of natural gas according to the “regeling gaskwaliteit”...
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  • This approval requirement describes the requirements with regard to flexible hose assemblies for use in installations for natural gas with a pressure of no more than 200 mbar in accordance with the NPR 3378-11 Code of Practice
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  • The valves are meant as a device to prevent backflow. Check valves with a nominal diameter smaller then or equal 50 mm are intended for application in drinking water installations with a maximum constant temperature of 65°C and a with a maximum of one hour with a water temperature of 90° C.
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  • The water supply capacity of water-based extinguishing systems shall be checked periodically to confirm whether the required capacity is still available. Kiwa R2B has a custom build test/measuring trailer equipped with a calibrated capacity meter and auxiliary hoses and fittings.
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  • Use the Kiwa Water Mark as a producer or supplier. If you want to market yourself with products that meet all requirements; both functional as well as all legal hygienic requirements specified in the “Materials and chemicals in the supply of drinking water and warm tap water Regulation” by the Dutch government.
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  • The European standard EN 50136 specifies requirements regarding the performance, reliability and safety of alarm transmission systems.
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  • (BRL) K23001-05 Product Certification Scheme for nonpressurized condensed aerosol generators and components used in fixed fire extinguishing systems.
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  • Testing and certification of components and controls
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  • Kiwa R2B inspects gaseous fire extinguishing systems based on the CCV inspection schemes and compliance with standards; prevent fire damage to computer and other equipment! If you want to know more about inspection of an extinguishing gas system, click here.
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  • Socket and transition pieces made of PE for PVC/CPE and copper gas pipes AR 156
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