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Installation recommendation for

garden slabs

Ceramic surfaces in outdoor areas are to be installed in a professional manner in accordance with the following codes of practice and standards:

 

·    ZDB Leaflet "Exterior surfacing: Surfacing constructions with tiles and slabs outside buildings", August 2019 edition.
·    DIN 18531 Waterproofing of roofs as well as balconies, loggias and arcades
·    DIN 18195 Waterproofing of structures

 

The specified recommendations are exemplary for the purpose of simplified, schematic visualization only. Complaints resulting from improper installation cannot be regulated by the manufacturer.

Example structure on stilts

Balcony

  1. Concrete support slab
  2. Sloping concrete screed, 1.5 to 2 % slope
  3. Waterproofing
  4. Separation layer/building protection mat
  5. Stilt bearing
  6. Garden slabs

Flat roof

  1. Concrete support slab
  2. Sloping concrete screed, min. 2 % slope
  3. Vapor barrier
  4. Insulating layer
  5. Waterproofing
  6. Separation layer/building protection mat
  7. Stilt bearing
  8. Garden slabs

Example installation in grit bed

Patio, soil-based

  1. Soil ground
  2. Crushed stone bed (grain size 0/32 mm), vibrated
  3. Water permeable separation layer (Geotextile)
  4. Grit bed (grain size 2–5 mm)
  5. Grout crosses or gravel and chippings bedding
  6. Garden slabs

Balcony

  1. Concrete support slab
  2. Sloping concrete screed, 1.5 to 2 % slope
  3. Waterproofing
  4. Building protection mat
  5. Grit bed (grain size 2–5 mm)
  6. Grout crosses or gravel and grit bedding
  7. Garden slabs

Garden (lawn)

  1. Soil ground
  2. Grit approx. 5 cm in (grain size 2–5 mm)
  3. Garden slabs

Flat roof

  1. Concrete support slab
  2. Sloping concrete screed, min. 2 % slope
  3. Vapor barrier
  4. Insulating layer
  5. Waterproofing
  6. Building protection mat
  7. Grit bed (grain size 2–5 mm)
  8. Grout crosses or gravel and grit bedding
  9. Garden slabs

Example for fixed installation

Patio, on soil ground

  1. Soil ground
  2. Crushed stones bed (grain size 0/32 mm), vibrated, frost-resistant installation
  3. Water permeable separation layer (Geotextile)
  4. Drainage / mono-grain mortar
  5. Thin bed/ Fluid bed mortar
  6. Garden slabs installed in buttering floating on hardened drainage / mono-grain mortar. (Alternatively, not shown in illustration: Installation in fresh mortar bed. Apply adhesive to back of slab and tap into fresh mortar bed).
  7. Flexible cementitious grout

The entire structure (including the surfacing) is to be installed with a slope of 1.5 to 2%.

Balcony

  1. Concrete support slab
  2. Sloping concrete screed, 1.5 to 2 % slope
  3. Waterproofing
  4. Thin bed/ Fluid bed mortar
  5. Garden slabs installed in buttering floating
  6. Flexible cementitious grout mortar

Flat roof

  1. Concrete support slab
  2. Sloping concrete screed, min. 2 % slope
  3. Vapor barrier
  4. Insulating layer
  5. Waterproofing
  6. Thin bed/ Fluid bed mortar
  7. Garden slabs installed in buttering floating
  8. Flexible cementitious grout mortar

 

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STRÖHER GmbH | Ströherstraße 2-10 | D-35683 Dillenburg | Telefon: +49 (0) 27 71/3 91-0 | E-Mail: info@stroeher.de | Internet: www.stroeher.de