Standards and guidelines

In order to guarantee durable and safe implementation of roof waterproofing work, standards and guidelines have been established and continuously developed over time.

Amongst the most important are:

For materials:

  • EN 13956 waterproofing membranes – Plastic and elastomer membranes for roof waterproofing – Definitions and properties
  • EN 13967 waterproofing membranes – Plastic and elastomer membranes for waterproofing buildings – Definitions and properties
  • EN 13501-1 Fire classification of construction products and building elements

For implementation:

  • Technical Manual Roofing of KÖSTER BAUCHEMIE AG
  • Installation Instructions of KÖSTER BAUCHEMIE AG
  • EN 1991-1-4 Wind loads
  • ETAG 006 Mechanically fastened roof systems
  • FLL-Richtlinie Root resistance of waterproofing
  • CEN/TS 1187 Test procedures for external fire exposure
  • EN 1253 Drains for buildings
  • EN 12056 Part 3 – Gravity drainage inside buildings
  • KTW – German Federal Environment Agency Guidelines
  • DVGW / German Technical and Scientific Association for Gas and Water rules and regulations