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Additional Resources

For additional information about the Stadsdeelkantoor Laak (The Hague) project, please contact No?l Vievermanns, Marketing & Sales, Nophadrain BV at: nv@nophadrain; T: +31 (0) 45 535 50 30; F: +31 (0) 45 535 39 30; or visit:

Nophadrain Products used:

ND 4+1 Drainage Composite
ND DGS-E Growing Medium Extensive
ND Vegetation Mats – Sedum
ND RS-VarioBasis Inspection Chamber

Type of roof: inverted roof construction Waterproofing membrane: single-layer bitumen – root resistant
Falls: yes


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