Product Data Sheet Show all documents

Sikaplan® TM-18

Polymeric membrane for mechanically fastened roof waterproofing

Sikaplan® TM-18 (thickness 1.8 mm) is a polyester reinforced, multi-layer, synthetic roof waterproofing sheet based on premium-quality flexible polyolefins (FPO) containing ultraviolet light stabilizers and flame retardant according to EN 13956. Sikaplan® TM-18 is a hot air weldable roof membrane formulated for direct exposure. Suitable for use in hot and tropical climatic conditions.

  • Resistant to permanent UV irradiation
  • Resistant to permanent wind exposure
  • Resistant against impact load and hail
  • Resistant to all common environmental influences
  • Resistant to micro-organisms
  • Compatible to old bitumen
  • Hot air welding without use of open flames
  • Recyclable
 
Sikaplan® TM-18
Product Data Sheet Show all documents

Usage

Waterproofing membrane for:
  • Mechanically fastened roofing systems

Advantages

  • Resistant to permanent UV irradiation
  • Resistant to permanent wind exposure
  • Resistant against impact load and hail
  • Resistant to all common environmental influences
  • Resistant to micro-organisms
  • Compatible to old bitumen
  • Hot air welding without use of open flames
  • Recyclable
 

Packaging

Sikaplan® TM-18 standard rolls are wrapped individually in a yellow PE-foil.

Packing unit

See price list

Roll length

15.00 m

Roll width

2.00 m

Roll weight±  59.00 kg

Colour

Surface

Matt

Colour:

Top surface

White (nearest RAL 9016)

Bottom surfaceBlack

Product Details

Sustainability / Certifications / Approvals

SUSTAINABILITY

  • Conformity with LEED v4 SSc 5 (Option 1): Heat Island Reduction - Roof (only traffic white)
  • Conformity with LEED v4 MRc 2 (Option 1): Conformity with LEED v4 MRc 2 (Option 1): Building Product Disclosure and Optimization – Environmental Product Declarations
  • Conformity with LEED v4 MRc 3 (Option 2): Building Product Disclosure and Optimization - Sourcing of Raw Materials
  • Conformity with LEED v4 MRc 4 (Option 2): Building Product Disclosure and Optimization - Material Ingredients
  • Conformity with LEED v2009 SSc 7.2 (Option 1): Heat Island Effect - Roof (only traffic white)
  • Conformity with LEED v2009 MRc 4 (Option 2): Recycled Content

APPROVALS / CERTIFICATES

Sikaplan® TM-18 is designed and manufactured to meet the most international recognised standards.

  • Polymeric sheets for roof waterproofing according to EN 13956, certified by notified body 1213-CPD-4855 and provided with the CE-mark.
  • Reaction to fire according to EN 13501-1.
  • External fire performance tested according to ENV 1187 and classified according to EN 13501-5: Broof (t1).
  • Factory Mutual (FM) Approvals Class: 4470.
Product Information

Shelf life

5 years from date of production in unopened, undamaged and original packaging.

Storage conditions

Rolls must be stored between +5 °C and +30 °C in a horizontal position on pallet, protected from direct sunlight, rain and snow. Do not stack pallets of rolls or any other material 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

1.80 mm (-5 % / +10 %)

(EN 1849-2)

Straightness

≤ 30 mm

(EN 1848-2)

Flatness

≤ 10 mm

(EN 1848-2)

Mass per unit area

1.98 kg/m² (-5 % / +10 %)

(EN 1849-2)
System information

System Structure

The following accessories shall be used:
Sarnafil® T 66-15 D Sheet for detailing
Sarnafil® TS 77 strips
Sarnafil® T Metal Sheet
Sarnafil® T Welding Cord

Sarnabar® / Sarnafast®
Sarnafil® T Prep
Sarnacol® T 660
Sarnafil® T Clean

Compatibility

Sikaplan® TM-18 may be installed on all thermal insulations and levelling layers suitable for roofing. No additional separation layer is required.
Sikaplan® TM-18 is suitable for installation directly on top of existing, carefully cleaned, levelled bituminous roofing, example re-roofing over old flat roofs.
Colour changes in membrane surface may occur in case of direct contact with bitumen.
Technical Information

Resistance to Impact

Hard substrate

≥ 800 mm

Soft substrate

≥ 1000 mm

Hail Resistance

Rigid substrate

≥ 20 m/s

Flexible substrate

≥ 30 m/s

Resistance to Static Load

Soft substrate

≥ 20 kg

Rigid substrate

≥ 20 kg

Tensile Strength

Longitudinal (md)1)

≥ 900 N/50 mm

Transversal (cmd)2)

≥ 900 N/50 mm

1) md = machine direction

2) cmd = cross machine direction

Elongation

Longitudinal (md)1)

≥ 13 %

Transversal (cmd)2)

≥ 13 %

1) md = machine direction

2) cmd = cross machine direction

Dimensional Stability

Longitudinal (md)1)

≤ 0.5 %

Transversal (cmd)2)

≤ 0.2 %

1) md = machine direction

2) cmd = cross machine direction

Tear Strength

Longitudinal (md)1)

≥ 250 N

Transversal (cmd)2)

≥ 250 N

1) md = machine direction

2) cmd = cross machine direction

Joint Peel Resistance

No failure of the joint

(EN 12316-2)

Joint Shear Resistance

≥ 500 N/50 mm

(EN 12317-2)

Foldability at Low Temperature

≤ -25 °C

(EN 495-5)

External Fire Performance

BROOF (t1) < 20°

(ENV 1187)

(EN 13501-5)

Reaction to Fire

Class E

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

Effect of Liquid Chemicals, Including Water

On request

(EN 1847)

Exposure to Bitumen

Pass3)

(EN 1548)

3) Sikaplan® TM is compatible to old bitumen

Resistance to UV Exposure

Pass (> 5000 h / grade 0)

(EN 1297)

Watertightness

Pass

(EN 1928)

Solar Reflectance Index

Colour

Initial

3 years aged

Testing Institute

RAL 9016

100

-

CRRC

CRRC tested products are listed in Cool Roof Rating Council (CRRC) product data base.

USGBC LEED Rating

Colour

Initial

3 years aged

RAL 9016

SRI > 82

-

Conform on the minimum requirements of LEED V4 SS credit 5 option 1 Heat Island reduction - Roof.

Application

Application Information

Ambient Air Temperature

-15 °C min. / +60 °C max.

Substrate Temperature

-25 °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 Solvent T 660 before adhesive is applied.

APPLICATION

Installation works to 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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