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Technische Regel

ONR 121131

Issue date: 2008 07 01

Quality assurance in green spaces - Green roof - Directives for planning, implementation and maintenance

Withdrawn: 2008 12 01
ÖNORM L 1131
2010 06 01
Horticulture and landscaping - Green area on roofs and ceilings of buildings - Directives for planni...
Norm
ONR 121131
2008 12 01
Quality assurance in green spaces - Green roof - Directives for planning, implementation and mainten...
Technische Regel
ONR 121131
2008 07 01
Quality assurance in green spaces - Green roof - Directives for planning, implementation and mainten...
Technische Regel
ONR 121131
2002 06 01
Quality assurance in green spaces - Green roof - Directives for planning, implementation and mainten...
Technische Regel
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Technische Regel
ONR 121131
Issue date : 2008 12 01
Quality assurance in green spaces - Green roof - Directives for planning, implementation and maintenance