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IS 4671 : 2018

Expanded polystyrene for thermal insulation purposes

Current edition: 2018

BIS department: CHD

Edition history (per the BIS registry)

  • IS 4671 : 2018 — current edition

Where this standard is used on NirmanDost

Materials market

Also cited in the Materials Market rate library and SKU sheets.

Find IS 4671 on the official BIS portal All IS codes used on NirmanDost

Notes

  • Status and titles come from the official BIS published/withdrawn standards registry (standards.bis.gov.in exports, July 2026 snapshot). Editions change — verify on the BIS portal before contractual use.
  • The standard text is copyright BIS. NirmanDost shows registry metadata and links to the official source only — it never rehosts the document.
  • Generated 2026-07-27.