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Technical Data Sheet TDS-WH-WPS · Rev 01 · September 2026

Whale · Putty & primers

Wall Primer Sealer

Stain-blocking sealer with excellent adhesion.

  • Sealer
  • Solvent based
Whale Wall Primer Sealer
  • Coverage10 – 12 m²/L
  • Touch dry1 – 2 hours
  • Recoat8 – 12 hours
  • Coats1
  • ThinningMineral turpentine
  • FinishFlat

01Product description

Whale Wall Primer Sealer gives excellent adhesion and stain blocking on a wide variety of surfaces, inside and out. It seals alkaline and patchy walls so emulsions and enamels dry to an even, long-lasting finish.

Recommended for

  • Interior & exterior walls
  • Patchy or stained surfaces

02Key features

  • Excellent adhesion
  • Stain and alkali blocking
  • For a variety of surfaces
  • Excellent coverage
  • Fast drying

03Performance

Drying time at 25°C

30 min1 h4 h1 day7 daysTouch dry1 – 2 hoursRecoat8 – 12 hours

Sheen level

Flat
  1. Matt
  2. Low sheen
  3. Silk
  4. Semi-gloss
  5. Gloss

Apply with

  • Brush
  • Roller
  • Spray
PACS Premium Asian Coating Systems
Karachi, Pakistan
ISO 9001:2015
quality-managed production
pacsofficial.com
TDS-WH-WPS · Rev 01 · September 202601 / 02
Technical data & application Wall Primer Sealer
Technical Data Sheet
TDS-WH-WPS
Scan for latest version

04Technical data

Product typeAlkyd wall primer sealer
FinishFlat
Volume solids35 ± 2%
Specific gravity1.20 ± 0.05 kg/L
Theoretical coverage10 – 12 m²/L (108 – 130 sq ft)
Touch dry1 – 2 hours
Recoat8 – 12 hours
ThinnerMineral turpentine, 10 – 20%
ApplicationBrush, roller, spray
Recommended coats1
Shelf life24 months, unopened

Typical values at 25°C and 50% relative humidity. Practical coverage depends on surface texture, porosity and application method.

05How to apply

Surface preparation

  1. Surface must be clean, dry, sound and free of dust, grease, loose paint and efflorescence.
  2. New plaster should cure for at least 28 days before painting.
  3. Fill cracks and dents with Wall Putty, allow to dry and sand smooth.
  4. Apply one coat of a suitable primer on new or porous surfaces.

Application

  1. Stir well.
  2. Thin with mineral turpentine as needed.
  3. Apply one even coat.
  4. Allow 8 – 12 hours before the topcoat.
  5. Clean tools with mineral turpentine.

06Storage, health & safety

  • Flammable — no naked flames
  • Ventilate well while painting
  • Avoid skin contact
  • Keep away from children

Store in a cool, dry, well-ventilated place away from heat, sparks and open flame, with the lid tightly closed. Flammable — do not smoke while painting. Avoid inhaling vapour; use in ventilated areas. Keep out of reach of children.

The information in this data sheet is given in good faith, based on laboratory testing and practical experience. As conditions of use are beyond our control, no warranty is implied as to results. Premium Asian Coating Systems reserves the right to change this information without notice; please check that you have the latest issue.