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Fundo Primo

Fundo Primo

„Floor-level shower elements for effective use of space.“

Product information

The classic designs of the Fundo floor element range are the square and rectangular styles; these designs offer generous space for showering.The tileable floor units are not only highly practical and reliable, but they have also opened up a whole new world of design possibilities for wet rooms and bathrooms.

  • Certainty thanks to a uniform predefined slope
  • Entire system is 100% waterproof
  • Simple and safe to work with - tested by those in the trade

All advantages at a single glance

Technical properties - Fundo Primo

For impact sound insulated floor structures, installation of impact sound insulation under wedi Fundo and perimeter isolation strips should be planned: Construction using wedi Nonstep Plan impact sound deadening boards (6 mm rubber granulate insulation element, Δ L W,R = 14 dB in accordance with DIN 52210). Alternatively, approved polythene membranes may be used.

Permitted noise level in accordance with DIN 4109 LIn ≤ 30 dB(A) and in accordance with VDI 4100 SSt III ≤ 25 dB (A), caused by water installations: complied with using wedi Fundo and Nonstep Plan.
Wheelchair load-bearing from minimum tile size 50 x 50 mm
Glass mosaic from 3 mm, minimum size 20 x 20 mm
Minimum foundation height depending on the drain:
horizontal drain, DN 50
horizontal drain Mini Max, DN 40

130 mm
97 mm
vertical drain 40 mm
Surface slope (from outer edge of Fundo floor element
to outer edge drain opening) (exception: Fundo Nautilo,
28 mm Surface slope)
18 mm



Technical properties – Drain

Special drain with odour trap and stainless steel cover.
Frame can be adapted to tile thickness.
Frame with stainless steel grid available in the following dimensions: 120 × 120 mm
Ø 120 mm
Drain performance depending on the drain selected:
Fundo drain Mini Max, horizontal, DN 40 0,5 l/s ;
30 l/min
Fundo drain, horizontal, DN 50 0,80 l/s ;
48,0 l/min
Fundo drain, vertical, DN 50 1,10 l/s ;
66,0 l/min
Fundo drain, vertical, DN 70 0,80 l/s ;
48 l/min
Fundo drain, vertical, DN 50, fire stopp 1,10 l/s ;
66,0 l/min

Product sizes

Order no. Designation Length x width x thickness
073735170 wedi Fundo Primo, square floor element, central drain 900 x 900 x 40 mm
073735131 wedi Fundo Primo, square floor element, central drain 1000 x 1000 x 40 mm
073735171 wedi Fundo Primo, square floor element, central drain 1200 x 1200 x 40 mm
073735175 wedi Fundo Primo, square floor element, central drain 1500 x 1500 x 40 mm
073736170 wedi Fundo Primo, square floor element, corner drain 900 x 900 x 40 mm
073735531 wedi Fundo Primo, square floor element, corner drain 1000 x 1000 x 40 mm
073736171 wedi Fundo Primo, square floor element, corner drain 1200 x 1200 x 40 mm
073736175 wedi Fundo Primo, square floor element, corner drain 1500 x 1500 x 40 mm
073735176 wedi Fundo Primo, floor element, rectangular, central drain 900 x 750 x 40 mm
073735174 wedi Fundo Primo, floor element, rectangular, central drain 1200 x 900 x 40 mm
073735196 wedi Fundo Primo, floor element, rectangular, central drain 1400 x 900 x 40 mm
073736120 wedi Fundo Primo, floor element, rectangular, central drain 1500 x 900 x 40 mm
073735580 wedi Fundo Primo, floor element, rectangular, central drain 1800 x 900 x 40 mm
073735198 wedi Fundo Primo, floor element, rectangular, central drain 1400 x 1000 x 40 mm
073736121 wedi Fundo Primo, floor element, rectangular, central drain 1500 x 1000 x 40 mm
073736174 wedi Fundo Primo, floor element, rectangular, offset drain 1200 x 900 x 40 mm
073735180 wedi Fundo Primo, floor element, rectangular, offset drain 1800 x 900 x 40 mm
073735150 wedi Fundo Primo, floor element, rectangular, offset drain 1400 × 900 × 40 mm
073735151 wedi Fundo Primo, floor element, rectangular, offset drain 1600 × 900 × 40 mm
073735152 wedi Fundo Primo, floor element, rectangular, offset drain 1600 × 1000 × 40 mm

Areas of use Fundo Primo

  • In domestic residential construction
  • In publicly accessible buildings and workplaces complying with;
    DIN 18040 Teil 1
  • In accessible dwellings complying with DIN 18040 part 2 (note specifications for minimum tile size if wheelchair access is planned, see technical properties)
  • As a construction seal combined with tile and natural stone coverings of load class A0, A and B (floors subject to moderate surface flowing water in interior areas;
    directly loaded floors in rooms in which tap or cleaning water is used very frequently or for long periods, and floors of indoor and outdoor pools that are filled with water with the properties of drinking water).

Mandatory articles

Optional articles