TREA

Vertical ducts Channels

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Industry

  • CPC
  • E04F17/00
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Parent Industries

EFIXED CONSTRUCTIONS E04Building E04FFINISHING WORK ON BUILDINGS

Current Industry

E04F17/00Vertical ducts Channels

Sub Industries

E04F17/005Lift shafts E04F17/02for carrying away waste gases E04F17/023made of masonry, concrete or other stone-like material; Insulating measures and joints therefor E04F17/026Exterior cladding E04F17/04Air-ducts or air channels E04F17/06Light shafts E04F17/08for receiving utility lines E04F17/10Arrangements in buildings for the disposal of refuse E04F17/12Chutes E04F17/123Cleaning or disinfecting thereof E04F17/126with water flushing
Industries