Germany

Central standard for pipe connectors in drinking water installations. GEBO products with DVGW W 534 certification are approved for use in drinking water pipes.

Germany

Test basis for compression fittings in gas installations. Products with VP 614 approval may be used for gas in the low-pressure range up to 100 mbar.

Germany

German Drinking Water Ordinance. Sets limit values for lead (10 µg/l since 2013), prescribes material safety and requires regular water quality testing.

Germany

UBA assessment criteria for metallic materials in contact with drinking water. Define which alloys (brass, bronze, stainless steel) are permissible.

International (EN)

Standard for threaded fittings made of malleable cast iron. Defines dimensions, threads (ISO 7/1), pressure classes and test requirements.

International (EN)

Standard for welded steel tubes for pressure and threaded pipes. Defines dimensions (series L, M, H), tolerances and material grades.

Austria

Austrian counterpart to DVGW. GEBO products with ÖVGW approval are certified for use in Austria.

Switzerland

Swiss counterpart to DVGW. SVGW certification is required for products in Swiss water and gas installations.