Water

Elastomeric seals EN 681-1 | Testing, inspections

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.

The field of application is underground piping systems and its components made from glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) intended to be used for drainage, sewerage, with or without pressure and is in agreement with the scope of NEN-EN 14364.

The products are intended to be used as connection elements for piping systems for the transport of drinking water or wastewater.

Kiwa Certification joint adhesives in plastic piping systems. Kiwa evaluates the adhesive product quality and the manufacturer's internal quality system to the aspects of KOMO guideline 5221.

Controllable backflow protection devices, family B, type A

Flexible connecting hoses (BRL-K622) The flexible connecting hoses are intended for application in drinking water installations with a static waterpressure of maximum 1000 kPa and a maximum watertemperature of 90°C.

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.

The sanitary tapware " single taps and mixer taps " are intended for application in drinking water installations with a static water pressure of maximum 1000 kPa and a maximum water temperature of 90°C. The recommended limits for correct operation...

The products are intended to be used for the transport of drinking water and a working pressure of 1MPa (1,000 kPa), with a water temperature up to 65˚C and a maximum water temperature up to 90˚C for a period of maximum 1 hour.

ISO 9001 Quality Management Systems Certification with Kiwa: improve your performance, meet customers’ needs and increase your profit.

The products according BRL 5602 are applicable for piping systems in underfloor heating systems at a design (working) overpressure of 4 or 6 bar according the temperature profile class 4 in table 1.

The products according BRL 5611 are applicable for piping systems in heating distribution systems at a design (working) overpressure of 10 bar according the temperature profile class 5 in table 1.

The products according BRL 5606 are applicable for piping systems in heating distribution systems at a design (working) overpressure of 6 bar according the temperature profile class 5 in table 1.

Most North American governmental agencies that regulate drinking water supplies require that water treatment or distribution products comply with NSF/ANSI 372: Drinking Water System Components – Lead content. Wetted surfaces of all products fallin...

ISO 22301 Business continuity management system with Kiwa: Prepare for disaster, disaster, and accident-related business disruptions.

IRENE Pro is more than a gas network calculation program. It is an analysis tool for designing gas networks, performing network calculations and determining the level of risk or delivery reliability.

The products according BRL 5605 are applicable for piping systems in underfloor heating systems at a design (working) overpressure of 6 bar according the temperature profile class 5 in table 1.

The products according BRL 5607 are applicable for piping systems in heating distribution systems at a design (working) overpressure of 6 bar according the temperature profile class 5 in table 1.

The products according BRL 5610 are applicable for piping systems in heating distribution systems at a design (working) overpressure of 10 bar according the temperature profile class 5 in table 1.