Product Data Sheet Show all documents
Westec TPER

Westec TPER

Chemically Resistant Waterstop

Thermoplastic Elastomeric Rubber Waterstop for joint waterproofing of secondary containment structures.

  • Embedded in concrete, across and/or along the joint, waterstops form a watertight diaphragm that prevents the passage of liquid through the joint.
  • Suitable for contact with a wide range of chemicals including oils, fuels, acids, bases, and numerous solvents.
  • Meets NSF/ANSI Standard 61.
Product Data Sheet Show all documents

Usage

  • Ethanol/Biodiesel
  • Petrochemical Manufacturing
  • Refineries
  • Pulp and Paper Mills
  • Land, Air and Seaports
  • Pipeline
  • Pharmaceutical Plants
 

Advantages

  • Embedded in concrete, across and/or along the joint, waterstops form a watertight diaphragm that prevents the passage of liquid through the joint.
  • Suitable for contact with a wide range of chemicals including oils, fuels, acids, bases, and numerous solvents.
  • Meets NSF/ANSI Standard 61.

Packaging

Varies

Product Details

Product Information

Shelf Life

N/A

Storage Conditions

N/A
Technical Information

Shore A Hardness

85

(ASTM D2240)

Tensile Strength

2000 psi

(ASTM D638)

Elongation

450%

(ASTM D638)

Service Temperature

-70°F Brittle Point

(ASTM D746)

Chemical Resistance

Resistant to a wide range of chemicals. Please refer to the Westec® Chemical Resistance Chart available at usa.sika.com for commonly used chemicals or contact the waterproofing engineering department for any chemicals not shown.

Application

Application steps

APPLICATION INSTRUCTIONS

Westec® Envirostop® TPER Waterstop must be installed prior to concrete placement to ensure proper positioning and concrete consolidation around the waterstop. All transitions, intersections, and splices should be heat welded to maintain continuity. Factory Made Fabrications are recommended for all intersections and changes of direction. Specific installation requirements will vary depending on the style of profile, please refer to Sika’s TPER/PE Waterstop Installation Guide and TPER/PE Waterstop Splicing Guide available at usa.sika.com.

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