: Standard size for adapting slightly smaller drain pipes into standard lines.
If you are running high-temperature water (such as boiling water or continuous high-heat dishwasher cycles), check that the rubber grade can withstand at least +90∘Cpositive 90 raised to the composed with power C +100∘Cpositive 100 raised to the composed with power C without degrading. ГОСТ 8752-79 - СК-Полимеры manzheta santehnicheskaja gost
or similar: Heavy-duty seals used primarily for connecting toilet outlets or matching cast iron pipes to newer plastic sewer pipelines. 🔍 Key Factors to Check Before Buying : Standard size for adapting slightly smaller drain
Plumbing and industrial rubber seals are governed by a few specific standards depending on their exact function and design: manzheta santehnicheskaja gost