RAL – quality markReliabilityCriteriaProcedureAdvantagesRALConsumer protectionMembershipFAQAbout ussuppliers – of productsabout – quality criteriaBark productspotting soilGrowing MediaExpanded Claygrowing media constituentswood fibrescoirperlitepeatSubstrates for green roofsSubstrates for tree plantingabout – calls for tenderBark humusBark mulchSubstrates for green roofsSubstrates for tree planting Ulrike Wegener Manager+49 511/4818-9388 Andrea KarkoschOffice+49 511/4818-9388 Your contact person We are glad to be here for you! Gütegemeinschaft Substrate für Pflanzen e.V. Wunstorfer Landstr. 8 D-30453 Hannover FON : +49 511 / 4818 – 9388 FAX : +49 511 / 4818 – 287 Mail: info@substrate-ev.org
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