Product Data Sheet Show all documents
Vapor Retarder Primer SB (US)

Vapor Retarder Primer SB (US)

SOLVENT BASED PRIMER

Vapor Retarder Primer SB (US) is a solvent-based primer used to prime wood, concrete, lightweight concrete, approved gypsum boards, and gypsum decks prior to the application of Sika’s self-adhered vapor retarders or Sarnafil® G 476 SA (Self-Adhered) waterproofing membrane.

Enhanced adhesion strength between primed substrates and Sika’s self-adhered vapor retarder or Sarnafil G476 SA waterproofing membrane
Product Data Sheet Show all documents

Usage

Primer used prior to the application of Sika’s self-adhered vapor retarders. Primer used prior to the application of Sarnafil® G-476 SA (Self-Adhered) waterproofing membrane   AREAS OF APPLICATION
  • Wood
  • Concrete
  • Lightweight concrete
  • Gypsum decks
  • Approved gypsum boards

Advantages

Enhanced adhesion strength between primed substrates and Sika’s self-adhered vapor retarder or Sarnafil G476 SA waterproofing membrane

Packaging

36 pails per pallet, 18.9 L (5 US gal.) pails
Unit weight : 19.1 (42 lb) per pail

Colour

Red

Product Details

Sustainability / Certifications / Approvals

APPROVALS / CERTIFICATES

  • FM Global
Product Information

Composition / Manufacturing

Solvent-based liquid

Shelf Life

Vapor Retarder Primer SB (US) has a shelf life of up to 60 months in the original sealed container stored in a cool ventilated area.

Storage Conditions

Store in a tightly closed container in a cool ventilated area. Keep away from any source of heat, dampness, humidity, oxidizing agents or direct sunlight. Keep away from sources of ignition.

Density

Specific Gravity at 20 °C (68 °F) : 0.79 kg/L

Solid content

Solids by Weight: 24%

Volatile organic compound (VOC) content

500 g/L

Viscosity

25 °C (77 °F) : 200 cP
Technical Information

Reaction to Fire

Flash Point, ASTM D93 : -23 °C (-9.4 °F)

Application

Application Information

Waiting Time

Drying Time : 15 - 60 minutes depending on temperature and quantity applied
Consumption

Consumption

The coverage rate will range from 0.3 – 0.5 L/m2 (83 - 138 ft2/gal) on porous surfaces to 0.1 – 0.25 L/m2 (166 - 416 ft2/gal) on non-porous surfaces.
Application steps

SUBSTRATE PREPARATION

All surfaces should be clean, dry, free of dirt, dust, debris, oils and other contaminants.

MIXING

Vapor Retarder Primer SB (US) must be mixed well before use. Do not dilute.

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