Product Data Sheet Show all documents

Sarnafil® G 410-18 L (CH_CE)

Polymeric membrane for ballasted roof waterproofing

Sarnafil® G 410-18 L (CH_CE) (thickness 1.8 mm) is a multi-layer, synthetic roof waterproofing sheet based on premium-quality polyvinyl chloride (PVC) with inlay of glass non-woven containing ultraviolet light stabilizers according to EN 13956.
Sarnafil® G 410-18 L (CH_CE) is a hot air weldable roof membrane, formulated for direct exposure and designed to use in all global climatic conditions.
Sarnafil® G 410-18 L (CH_CE) has a unique lacquer coating applied to the top of the membrane. Suitable for use in hot and tropical climatic conditions.

  • Proven performance over decades.
  • Lacquer coated surface.
  • High dimensional stability due to glass fleece inlay.
  • Resistant to permanent UV irradiation.
  • Resistant against impact load and hail.
  • High water vapour permeability.
  • Resistant to all common environmental influences.
  • Resistant to root penetration.
  • Hot air welding without use of open flames.
  • Recyclable.
Sarnafil® G 410-18 L (CH_CE)
Product Data Sheet Show all documents

Usage

Roof waterproofing membrane for roofs with ballast (example gravel, concrete slabs, green roof):
  • Loosely laid and ballasted
  • Green roofs
  • Utility roofs
  • Inverted roofs
Roof waterproofing membrane for exposed roof junction zones:
  • Roof waterproofing for junctions and flashings, example wall and parapet junctions, roof lights, etc. which are junctions, roof lights, etc., which are permanently exposed in roof lights, etc. which are permanently exposed in installations of Sarnafil® G 410-18 L (CH_CE) roof waterproofing systems with ballast.
  • Fully bonded junction areas with contact adhesive Sarnacol® 2170 / 2172 Spray in mechanically fastened roof systems with Sarnafil® S 327-types.
 

Advantages

  • Proven performance over decades.
  • Lacquer coated surface.
  • High dimensional stability due to glass fleece inlay.
  • Resistant to permanent UV irradiation.
  • Resistant against impact load and hail.
  • High water vapour permeability.
  • Resistant to all common environmental influences.
  • Resistant to root penetration.
  • Hot air welding without use of open flames.
  • Recyclable.

Packaging

Sarnafil® G 410-18 L (CH_CE) standard rolls are wrapped individually in a blue PE-foil.

Packing unit

See price list

Roll length

15.00 m

Roll width

2.00 m

Roll weight66.00 kg

Colour

Surface

Matt

Colours

Top surfaceLight grey (nearest RAL 7047)
Bottom surfaceDark grey

Product Details

Sustainability / Certifications / Approvals

APPROVALS / CERTIFICATES

Sarnafil® G 410-18 L (CH_CE) is designed and manufactured to meet most International recognised standards.

  • Polymeric sheets for roof waterproofing according to EN 13956, certified by notified body 1213-CPD-4919 and provided with the CE marking.
  • Reaction to fire according to EN 13501-1.
  • Official Quality Approvals and Agreement Certificates.
  • Monitoring and assessment by approved laboratories.

 

Product Information

Shelf life

Product does not expire if correctly stored.

Storage conditions

Rolls must be stored in a horizontal position on pallet and protected from direct sunlight, rain and snow. Do not stack pallets of rolls during transport or storage.

Product Declaration

EN 13956

Visible Defects

Pass

(EN 1850-2)

Length

15 m (-0 / +5 %)

(EN 1848-2)

Width

2 m (-0.5 / +1 %)

(EN 1848-2)

Effective Thickness

1.8 mm (-5 / +10 %)

(EN 1849-2)

Straightness

≤ 30 mm

(EN 1848-2)

Flatness

≤ 10 mm

(EN 1848-2)

Mass per unit area

2.2 (-5 / +10 %) kg/m²

(EN 1849-2)
System information

System Structure

Wide range of accessories is available example prefabricated parts, roof drains, scuppers, protection sheets and separation layers.

The following materials shall be used:

  • Sarnafil® G 410-15 Sheet for detailing
  • Sarnafil® Metal Sheet
  • Sarnabar®
  • S-Welding Cord
  • Sarna Seam Cleaner
  • Sarnacol®-2170 / -2172 Spray (contact adhesive)
  • Sarna Cleaner

Compatibility

Not compatible with direct contact to other plastics, example EPS, XPS, PUR, PIR or PF. Not resistant to tar, bitumen, oil and solvent containing materials.
Technical Information

Resistance to Impact

Hard substrate

≥ 800 mm

Soft substrate

≥ 1250 mm

Resistance to Static Load

Soft substrate

≥ 20 kg

Rigid substrate

≥ 20 kg

Resistance to Root Penetration

Pass

(EN 13948)

Tensile Strength

Longitudinal (md)1)

≥ 9.5 N/mm²

Transversal (cmd)2)

≥ 8.5 N/mm²

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

Elongation

Longitudinal (md)1)

≥ 250 %

Transversal (cmd)2)

≥ 230 %

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

Dimensional Stability

Longitudinal (md)1)

≤ 0.2 %

Transversal (cmd)2)

≤ 0.1 %

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

Joint Shear Resistance

≥ 600 N/50 mm

(EN 12317-2)

Foldability at Low Temperature

≤ -25°C

(EN 495-5)

Reaction to Fire

Class E

(EN ISO 11925-2, classification to EN 13501-1)

Effect of Liquid Chemicals, Including Water

On request

(EN 1847)

Resistance to UV Exposure

Pass (> 5 000 h / grade 0)

(EN 1297)

Watertightness

Pass

(EN 1928)

Application

Application Information

Ambient Air Temperature

Ambient temperature: -20 °C min. / +60 °C max.

Substrate Temperature

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

SUBSTRATE QUALITY

The substrate surface must be uniform, smooth and free of any sharp protrusions or burrs, etc.

The supporting layer must be compatible to the membrane, solvent resistant, clean, dry and free of grease and dust. Metal sheets must be degreased with Sarna Cleaner before adhesive is applied.

APPLICATION

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

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

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