Block Out Interior Primer is a solvent based, quick drying sealer which is effective over a broad spectrum of stains including many which are difficult to seal with a water based stain suppressor.
Block Out Interior Primer can be used over water, tannin, smoke, rust, pencil, ink, nicotine, coffee and most other stains. Block Out Interior Primer can be used on bare or previously painted surfaces. It dries in 30 minutes and can be top-coated in two hours.
- Use on Smoke Damaged Walls
- Quick Drying
- Blocks most stains
Seals stains on interior drywall, plaster or wood prior to repainting with either alkyd or latex paints in any level of sheen. Use to block out water or nicotine stains on acoustical tile. It is also an excellent choice for sealing soot and smoke stains on fire damaged walls. It can be confidently used for maintenance work on occupied premises. This product can be used on exterior masonry surfaces and for spot priming on exterior wood, shingles and composition siding.
- Do not apply if the surface, material or ambient temperature is below 7.2 °C (45 °F).
- Do not use as a whole house paint primer on siding.
- Not recommended for use on PVC or CPVC plastics.
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Additional product information including sell sheet and SDS / TDS