Available at the authorised workplace in the National Library of Estonia, Archival Library of the Estonian Literary Museum, Tallinn University of Technology Library, University of Tartu Library and Academic Library of Tallinn University
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Access restricted in public network
EVS-EN 490:2011+A1:2017 Betoonist rea- ja erikatusekivid katuste katmiseks ja seinte vooderdamiseks : spetsifikatsioon = Concrete roofing tiles and fittings for roof covering and wall cladding : product specifications
Eesti Standardikeskus, Eesti Ehitusmaterjalide Tootjate Liit