Product Data Sheet Show all documents

SikaCeram® Sealing Membrane W

Flexible waterproofing / decoupling membrane for wet rooms

SikaCeram® Sealing Membrane W is a flexible sealing and decoupling membrane used for waterproofing walls and floors under tiles in wet rooms. It is easy to apply, suitable for heated floors and has crack bridging properties. Thickness ~0,5 mm. Normal and high loading conditions.

  • Waterproof
  • Water vapour tightness
  • Decoupling
  • Flexible
  • Crack bridging
  • Easy to apply
  • Suitable for heated floors
  • Good adhesion to tile adhesives
  • Indoor use
Product Data Sheet Show all documents

Usage

Before tiling for waterproofing and / or decoupling for the following applications:
  • Bathrooms
  • Commercial / Residential environments
  • Wet area
  • Kitchens
  • Laundry's
  • Spas
  • Showers (private and public)
  • Hospitals
  • Heated floors (Water and electric systems)
  • Overlaying existing indoor sound ceramic tiles
 

Advantages

  • Waterproof
  • Water vapour tightness
  • Decoupling
  • Flexible
  • Crack bridging
  • Easy to apply
  • Suitable for heated floors
  • Good adhesion to tile adhesives
  • Indoor use

Packaging

1,0 m wide × 30 m long roll per box.

Refer to current price list for packaging variations.

Colour

Yellow

Product Details

Sustainability / Certifications / Approvals

SUSTAINABILITY

  • VOC emission classification GEV-Emicode EC 1PLUS

APPROVALS / CERTIFICATES

CE Marking and Declaration of Performance to ETA-19/0076, based on ETAG022 Part 2 - Watertight covering kit for wet room floors and walls based on flexible sheets
Product Information

Composition

Non-woven

Polypropylene

Membrane

Polyethylene

Shelf life

2 years

Storage conditions

Product must be horizontally stored in original, unopened and undamaged sealed packaging dry conditions at temperatures between +5 °C and +35 °C. Always refer to packaging.

Effective thickness

~0,5 mm

Mass per unit area

200 g/m² (±20 g/m²)
System information

System structure

Waterproofing under tiling using SikaCeram® Sealing Fix according to ETAG 022 part 2

Primer

Refer to SikaCeram® Sealing Fix PDS

Adhesive

SikaCeram® Sealing Fix

Membrane

SikaCeram® Sealing Membrane W

AccessoriesSika® SealTape F
Tile adhesiveSikaCeram® -250 StarFix, SikaCeram®-260 StarFlex, SikaCeram®-270 MultiFlow, SikaCeram®-290 StarLight, SikaCeram®-295 StarS2

Waterproofing under tiling using Sikalastic®-1K or SikaCeram®-500 Ceralastic

Primer

Sikafloor®-01 Primer

Sikafloor®-02 Primer

Sikafloor®-03 Primer

Sika® Primer-11 W+

Sika® Primer-21 W

Adhesive

SikaCeram® tile adhesive1, for overlaps

Sikalastic®-1K or SikaCeram®-500 Ceralastic

Membrane

SikaCeram® Sealing Membrane W

Accessories

Sika® SealTape F

Tile adhesiveSikaCeram® tile adhesive1

Decoupling

Primer

Sikafloor®-01 Primer

Sikafloor®-02 Primer

Sikafloor®-03 Primer

Sika® Primer-11 W+

Sika® Primer-21 W

Adhesive

SikaCeram® tile adhesive1

Membrane

SikaCeram® Sealing Membrane W

Accessories

Sika® SealTape F

Tile adhesiveSikaCeram® tile adhesive1

1  SikaCeram® tile adhesive minimum class S1 according to EN 12004
Technical Information

Tensile strength

Longitudinal310 N / 50 mm
Lateral210 N / 50 mm

Watertightness

≥ 1,5 bar

(EN 1928 version B)

Chemical resistance

Resistant to many chemicals. Contact Sika Technical Services for specific information.

Resistance to UV exposure

≥ 450 h

(EN 4892-3)

Reaction to fire

B2

(EN 4102)

Service temperature

-30 °C min. / +90 °C max.

Application

Application Information

Ambient air temperature

+5 °C min. / +35 °C max.

Substrate temperature

+5 °C min. / +35 °C max.
Application steps

EQUIPMENT

  • Scissors
  • Razor knife
  • Plastering trowel

SUBSTRATE QUALITY

The waterproofing membrane is installed by laying onto a SikaCeram® Sealing Fix adhesive, Sikalastic®-1K or SikaCeram®-500 Ceralastic coated substrate.
Refer to the individual Product Data Sheets for substrate preparation.

Documents