Product Data Sheet Show all documents

Sarnafil® TG-20 WW

Protection sheet

Sarnafil® TG-20 WW is a protection sheet based on flexible polyolefins (FPO) with inlay of glass non-woven containing ultraviolet light stabilizers and flame retardant.

  • Applicable for exposed roofing
  • Easy and safe application
  • Hot air welding without use of open flames
  • Recyclable
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Product Data Sheet Show all documents

Usage

Sarnafil® TG-20 WW is used as a protection layer on top of Sarnafil® AT/T roof waterproofing membrane without ballast as a frequent walkway for roof maintenance.  

Advantages

  • Applicable for exposed roofing
  • Easy and safe application
  • Hot air welding without use of open flames
  • Recyclable

Packaging

Packing unit: see price list

Roll length:

20.00 m

Roll width:

0.66 m

Roll weight:

23.50 kg

Colour

Surface:

texturized

Colours:

Top surface:

grey (nearest to RAL 7040)

Bottom surface:

dark grey

Product Details

Sustainability / Certifications / Approvals

APPROVALS / STANDARDS

  • Reaction to fire according to EN 13501-1
  • Quality management system EN ISO 9001/14001
Product Information

Chemical Base

Flexible Polyolefins (FPO) based on polypropylene (PP)

Shelf Life

5 years from date of production and according to defined storage conditions in unopened, undamaged, original packaging.

Storage Conditions

Rolls must be stored between +5 °C and +30 °C, protected from direct sunlight, rain and snow. Do not stack pallets of rolls or any other material during transport or storage.

Length

20.00 m (-0 % / +5 %)

(EN 1848-2)

Width

0.66 m (-0.5 % / +1 %)

(EN 1848-2)

Overall Thickness

2.0 mm (-5 % / +10 %) (incl. embossing)

(EN 1849-2)

0.3 mm (-5 % / +10 %) depth of embossing

Mass per unit area

1.8 kg/m2 (-5 % / +10 %)

(EN 1849-2)
System information

System Structure

Ancillary products:

  • Sarnafil T Clean
  • Sarnafil T Prep

Compatible products:

  • All types of Sarnafil® AT/T membranes based on PP

Compatibility

Not suitable as a primary waterproofing membrane.
Technical Information

Resistance to Impact

hard substrate:

≥ 1250 mm

soft substrate:

≥ 1250 mm

Tensile Strength

≥  5 N/mm2

(EN 12311-2)

Elongation

≥  400 %

(EN 12311-2)

Dimensional Stability

longitudinal (md)1)

≤ |0.2| %

transversal (cmd)2)

≤ |0.2| %

1) md = machine direction
2) cmd = cross machine direction

Foldability at Low Temperature

≤  -30 °C

(EN 495-5)

Reaction to Fire

Class E

(EN 11925-2, Classification to EN 13501-1)

Application

Application Information

Ambient Air Temperature

-20 °C min. / +60 °C max.

Substrate Temperature

-30 °C min. / +60 °C max.
Application steps

APPLICATION

Installation works must be carried out only by Sika instructed contractors for roofing.

Installation of some ancillary products, e.g. contact adhesives / cleaners is limited to temperatures above +5 °C. Please observe information given by Product Data Sheets.

Special measures may be compulsory for installation below +5 °C ambient temperature due to safety requirements in accordance with national regulations.

 

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