Product Data Sheet Show all documents

SikaBit® W-15

WET-APPLIED, MODIFIED BITUMEN WATERPROOFING MEMBRANE

SikaBit® W-15 is a double-sided modified bitumen waterproofing membrane for wet-application. It consists of a cross-laminated PE film and two modified bitumen layers covered with silver release liners.

  • Safe, easy and fast installation
  • No need for special equipment
  • Direct application on wet substrate
  • Excellent initial and long term adhesion
  • Full surface bonding
  • Zero water underflow
  • Crack-bridging ability
  • High tear resistance
  • High puncture resistance
  • Resistant to chemical corrosion
Product Data Sheet Show all documents

Usage

SikaBit® W-15 is designed for non-exposed waterproofing application such as:
  • Foundations
  • Basement slabs and walls
  • Podium slabs
  • Concealed roofs  

Advantages

  • Safe, easy and fast installation
  • No need for special equipment
  • Direct application on wet substrate
  • Excellent initial and long term adhesion
  • Full surface bonding
  • Zero water underflow
  • Crack-bridging ability
  • High tear resistance
  • High puncture resistance
  • Resistant to chemical corrosion

Packaging

1.0 m x 20 m rolls on cardboard coil wrapped in woven plastic bag.
50 kg/roll, 25 rolls/pallet.

Colour

Sheet membrane with laminated PE film reinforcement inside and silver release liners on both sides.
Black with white color product name and logo printing on the release liner.

Product Details

Sustainability / Certifications / Approvals

APPROVALS / STANDARDS

  • GB/T 23457-2009 Pre-applied and wet installed waterproof sheets
  • TTJ 276-2000 Salt Water Test
Product Information

Shelf Life

12 months from date of production

Storage Conditions

Store in dry conditions between +5 °C to +35 °C.
Rolls must be stored in their original package, in vertical position and under cool and dry conditions. They must be protected from direct sunlight, rain, snow and ice.

Effective Thickness

1.5 mm (± 10 %)

(ASTM D3767 A)

 
Technical Information

Tensile Strength

4 N/mm (± 10 %)

(ASTM D412 *)

(*) Modified

Elongation

200 % (± 10 %)

(ASTM D412 *)

(*) Modified

Resistance to tear (nail shank)

23 N (± 10 %)

(ASTM D624)

Joint Peel Resistance

700 N/m (± 10 %)

(ASTM D1876)

(At 23 °C)

Joint Shear Resistance

220 N (± 10 %)

(ASTM E154)

Foldability at Low Temperature

Low temperature flexibility

Unaffected

Cycling over crack (100 cycl.)

Pass

(At -15° C)

Resistance to lateral water migration

70 m (± 10 %)

(ASTM D5385)

Documents