ON-SITE SEWAGE WORKS + SEPTIC TANKS, INDIVIDUAL HOUSES (BUILDING SERVICES)
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BTHOUSE DRAINAGE BELOW GROUND (BUILDING SERVICES)
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UDC696.135
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Descriptor GERHAUSKLÄRANLAGEN + KLÄRGRUBEN (GEBÄUDETECHNIK)
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Descriptor ENGON-SITE SEWAGE WORKS + SEPTIC TANKS, INDIVIDUAL HOUSES (BUILDING SERVICES)
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Descriptor FREASSAINISSEMENT AUTONOME + FOSSES SEPTIQUES (INSTALLATIONS TECHNIQUES DES BÂTIMENTS)
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Variant GERKLÄRANLAGEN/KLEINKLÄRANLAGEN ALLEINSTEHENDER GEBÄUDE (GEBÄUDETECHNIK)
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Variant GERKLÄRGRUBEN (GEBÄUDETECHNIK)
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Variant GERKLEINKLÄRANLAGEN, HAUSKLÄRANLAGEN (GEBÄUDETECHNIK)
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Variant ENGSEPTIC TANKS, INDIVIDUAL HOUSES (BUILDING SERVICES)
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Variant ENGSEWAGE DISPOSAL/ON-SITE SEWAGE DISPOSAL (BUILDING SERVICES)
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Variant ENGTANKS/SEPTIC TANKS, INDIVIDUAL HOUSES (BUILDING SERVICES)
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Variant ENGSEWAGE WORKS/ON-SITE SEWAGE WORKS (BUILDING SERVICES)
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Variant ENGSEWAGE TREATMENT PLANTS/DOMESTIC SEWAGE TREATMENT PLANTS (BUILDING SERVICES)
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Variant ENGDOMESTIC SEWAGE TREATMENT PLANTS (BUILDING SERVICES)
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Variant FREEAUX USÉES/ASSAINISSEMENT AUTONOME (INSTALLATIONS TECHNIQUES DES BÂTIMENTS)
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Variant FREFOSSES SEPTIQUES (INSTALLATIONS TECHNIQUES DES BÂTIMENTS)
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RTSMALL-SCALE SEWAGE WORKS, WITHOUT ON-SITE HOUSE SEWAGE WORKS (WASTEWATER TREATMENT)
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RTCOMPOST TOILETS