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Saint-Gobain weber.xerm 850 plus tile adhesive flexible 25 kg

Description

The weber.xerm 850 plus is a factory-made, flexible thin- and medium-bed mortar to DIN EN 12004. It can be used as both a thin-bed and medium-bed adhesive, is very non-sag and compensates for unevenness and defects up to 10 mm.

Your benefits

  • Can be used as a thin-bed and medium-bed adhesive
  • Very good non-sag properties
  • Extended open time, no maturing time
  • Compensates unevenness up to 10 mm
  • Suitable for underfloor heating

Areas of application

  • Ceramic wall and floor coverings indoors and outdoors
  • Discolouration-insensitive natural stone tiles and porcelain stoneware
  • Mosaics, split tiles, cotto and concrete block stone
  • Laying in thin and medium beds

Technical details and application

The substrate must be sound, clean, dry and free of separating substances. Mix weber.xerm 850 plus lump-free with clean water and apply with a suitable notched trowel; lay the tiles within the open time and float them in. For large-format coverings, use the buttering-floating method. Observe the manufacturer's information on water addition, notch size and open time.

Technical data

Area of use: Exterior, Interior
Technical data
Contents: 25 kg
Product type: Tile adhesive
Standards
Standard: DIN EN 12004
Use
Field of use: Indoors, outdoors
Merchandise group: Adhesives

Manufacturer information

Manufacturer information pursuant to Art. 19 EU GPSR

Postal address Saint-Gobain Weber GmbH
Schanzenstraße 84
40549 Düsseldorf
Germany

Electronic address info@sg-weber.de

All products by Saint-Gobain Weber

Information as of: 2026-09-18

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Average rating of 0 out of 5 stars

All reviews come from buyers. Reviews can only be submitted via the personal, signed link we send to the order's e-mail address after delivery; the link is bound to the order and the purchased item, there is no form without a purchase. We check every review before publication and publish positive and negative reviews alike. Reviews from our former shop baustoffhandel-nrw.de were migrated; there, too, only customers who had bought the item could review it.


For your project

These products go with it

Project: Waterproof shower and bathroom

Pre-coat absorbent substrates, embed corners, pipe penetrations and floor drain with sealing tape and moulded parts and roll on the liquid membrane in at least two coats. After drying, tile onto it in a thin bed and close the corner and connection joints elastically with sanitary silicone.

  1. Prepare the surface

    • Part of the system Often bought together for absorbent substrates such as plasterboard, plaster, concrete, screed
      €5.95
    • Alternative instead of a primer coat on gypsum plaster and anhydrite screed
      €6.99
  2. Apply

    • Part of the system Often bought together at least two coats
      €50.49 €7.21 / 1 Kilogram
    • for narrow tile joints 1-6 mm; corner and connection joints stay elastic with sanitary silicone
      €21.29 €4.26 / 1 Kilogram
  3. Seal & join

  4. Tools & accessories

  5. Finish & care

    • Corner and connection joints after grouting
      €8.95 €29.83 / 1 Litre
    • €3.86 €15.44 / 1 Litre

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