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Chemkor expansion piecies

Chemkor expansion piecies for internal sewerage are used to compensate for thermal expansion.

They are made from high quality PVC.

They are differ in nonflammability (combustibility class - G2 in accordance with GOST 30244-94). They do not emit toxic substances in the event of a fire.

Resistant to aggressive environments and UV radiation.

They have a long service life (up to 100 years) under the conditions of storage, transportation and operation.

Photo Name Article Price
Chemkor Internal sewerage Extension piece, socket connection, PP, d 50 [Code number: 2381043]
2381043 140 rub
Chemkor Internal sewerage Extension piece, socket connection, PP, d 110 [Code number: 2381044]
2381044 228 rub

Purpose of application:

  • For draining water/household waste into the sewer system
  • For residential, public and industrial buildings
  • For exhaust pipes that are mounted in the attic
  • For the removal of rain and melt water (the number of storeys of buildings should not exceed 4 floors, the pressure of the water column - up to 1.5 atmospheres)


  • high resistance to UV radiation (paint molecules are destroyed under ultraviolet light, all physical and mechanical properties of the material itself are preserved);
  • resistance to microorganisms, fungi and bacteria;
  • fast installation;
  • connection type: socket;
  • maximum drain temperature: +60 °С (it is allowed to increase up to +95 °С, but not more than for 1 minute);
  • high resistance to alkalis, acids and surfactants;
  • the fitting is not combustible;
  • warranty period: 2 years from the date of manufacture (if the rules of transportation and storage are observed);
  • service life: up to 100 years.

Technical characteristics

Diameter Length Weight
mm mm kg
110 170 0,15


Download: 2381044 Chemical resistance

See also