German certified products have always been a bellwether of industry quality, especially the control of internal management will be stricter than other countries.
Like France, products exported to Germany must first meet certification requirements: KTW-BWGL and W270, KTW-BWGL refers to the odor, taste, color test and migration test of the water of the non-metallic water passage. W270 is the test of the microbial quantity of the non-metallic water passage. DVGW is the authoritative certification obtained by adding the test of the product function and the audit of the enterprise's production management on the basis of KTW-BWGL and W70.
German certified products in accordance with the DWD instructions and DIN 50930-6 standard.
The main products that Tucai recommends for the German market are: Pex and Twist
Tucai is currently the only company that has certified PEX ACB products in Germany.