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The thermostatic regulating valves are intended to be used in circulation systems in tap water installations, with a maximum operating pressure of 1000 kPa and a maximum water temperature of 90°C.
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The quality of our drinking water is a matter that concerns us all. To prevent the pollution of drinking water it is essential for appliances (such as washing machines and dishwaters) to have internal backflow protection.
With the Kiwa Domes...
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The products are intended to be used as a piping system for the transport of drinking water and/or wastewater, with a nominal diameter of DN 40 up to and including DN 2000 and nominal pressures of PN 10, PN 16, PN 25 or PN 40.
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The products are intended to be used in in hot water installations with a working pressure of maximum.1 MPa (10 bar) and a water temperature of maximum 90 °C.
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This certificate of constancy of performance includes both the underground fire hydrants as the pillar hydrants that are intended for firefighting purposes.
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Initial evaluation
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Kiwa ISA Sport has all necessary know-how about (artificial turf) playning fields.
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Pressure equipment with a pressure higher than 0,5 bar excluding: distribution networks, aerosols, machines covered by the Machine Directive, equipment for nuclear use, wellhead for controlling equipment, blast furnace(s), bottles or cans for carb...
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Pressure equipment with a pressure higher than 0,5 bar excluding: distribution networks, aerosols, machines covered by the Machine Directive, equipment for nuclear use, wellhead for controlling equipment, blast furnace(s), bottles or cans for carb...
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The products are intended to be used for general applications such as construction and equipment manufacturing, as well as for the transport of liquids and gases in pipe installations, equipment manufacturing, tank construction and petrochemicals.
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The products are intended to be applied in
sanitary installations (in buildings) for the transport of warm and cold drinking-water;
hot water heating systems (temperature not exceeding 100 ºC) including underfloor heating systems;domestic gas...
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Your local Kiwa office also has extensive knowledge of international standards and market developments to offer various services regarding the certification of your products in various countries.
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The shower heads and hand showers may be used in tap water installations with a maximum working pressure of 1000 kPa. The recommended limits for correct operation are a dynamic pressure between 100 kPa and 500 kPa and a water temperature of maximu...
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The costs for the repair or exchange of a critical rubber part can be much higher than the initial costs of the rubber part itself. In that case it very profitable to know the expected service life of the specific rubber product beforehand.
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The products are intended to be applied as sanitary appliances giving a nominal flushing volume of 6, 7 or 9 litres. These appliances are intended for connection to drinking water installations with a maximum water temperature of 30° C and a maxim...
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Metal gas meter brackets AR 165
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During an Emergency Lighting Inspection, Kiwa assesses the basic assumptions for the emergency lighting as well as the design data to determine that emergency lighting meets the objective.
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The products are intended to be applied in drinking water installations for the transport and distribution of hot and cold water.
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Gaseous fire extinguishing systems are often used as a fire protection system. As a fire safety expert, Kiwa R2B can measure the air permeability of a room and thus determine the effectiveness of the extinguishing system.
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Maximum flow rate safety valves AR 191
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