Valspar® Stainblocking Bonding Primer/Sealer

This primer/sealer is a high-quality latex primer that provides extreme adhesion over glossy surfaces, drywall, cured plaster, masonry, wood, galvanized metal and aluminum. It also blocks tannin bleed and common household stains.

  • Outstanding adhesion to glossy surfaces, cabinets, doors and trim
  • Heavy-duty stain blocking prevents old stains from reappearing
  • Improves topcoat performance and durability
  • Works with all paint sheens and topcoats
  • Dries in just 30 minutes
  • Sandable
  • Soap and water cleanup


1 Quart, 1 Gallon, 5 Gallon


300 ft²/gal - 400 ft²/gal



  • Usage
    For interior or exterior use. Apply to drywall, plaster, new or old masonry, bare wood, wood paneling, galvanized metal and aluminum, tile and glass, and new or weathered paint.
  • Prep
    Thoroughly clean the surface and allow to dry. Remove all dirt, dust, chalk, rust, grease, wax and mildew. Scrape off loose and peeling paint. Thoroughly remove chalk by vigorous washing, then rinse. Bonds to clean, glossy surfaces. No need to remove gloss from shiny surfaces. Countersink nails and apply an oil-based metal primer to exposed nail heads. Caulk cracks and joints.
  • Application
    Stir thoroughly. Intermix containers to ensure uniform color. Apply with a premium-quality roller, polyester brush or airless sprayer. If applying by spray, back-roll or back-brush to work product into the surface. Apply a liberal coat of product uniformly, working well into the surface.
  • Dry Time
    Dry Time @ 77 °F and 50 % Relative Humidity
    To The Touch: 30 minute - 1 hour
    Recoat: 2 hour
  • Clean-up & Disposal
    Clean up with warm, soapy water.
Recommended Coats
1 coats
Dry To the Touch*
30 minute - 1 hour
2 hour
*Dry Time @ 77 °F and 50 % Relative Humidity
Related Article
How to Choose a Color

Data Sheets

Download the product data sheet (PDS) and safety data sheet (SDS) for your Valspar stainblocking bonding primer-sealer.

Product Number Sheen Base/Color Container Size SDS PDS
042397594342 - Tintable White 1 Gallon SDS PDS
042397594359 - Tintable White 5 Gallon SDS PDS
042397612534 - Tintable White 1 Quart SDS PDS

Ratings & Reviews