
Prep Seal Oil Spot Primer
Protect Your Sealcoat from Oil & Grease Stains
Prep Seal is a ready-to-use primer specifically formulated to treat oil and grease stains before applying pavement sealer. Its acrylic-based latex emulsion formula contains specialty surfactants that create a barrier over contaminated areas, helping to prevent stains from bleeding through the freshly applied sealer.
This product offers a convenient solution for contractors and maintenance crews preparing oil-stained asphalt surfaces. Prep Seal requires no dilution and can be easily applied using a brush, roller or spray equipment.

Features & Benefits
Prevents Oil and Grease Bleed-Through
Prep Seal creates a barrier over oil and grease spots to help prevent stains from bleeding through newly applied pavement sealer.
Ready-to-Use Formula
- Prep Seal comes ready to apply. Simply stir the material thoroughly before use and apply.
Acrylic-Based Latex Emulsion
Prep Seal features an acrylic-based latex emulsion formulated with specialty surfactants for treating oil- and grease-stained pavement.
Environmentally Friendly
Prep Seal is an environmentally friendly, water-based formulation.
Application Guidelines
SealMaster
Prep Seal
Ready-to-Use Oil Spot Primer
Surface Preparation
Remove dirt, dust and loose debris from the pavement surface. Remove excessive oil, grease and gasoline buildup before applying Prep Seal. A torch may be used to burn away any residue.
Mixing Procedures
Prep Seal is ready to use and should not be diluted. Stir the material thoroughly before application.
Application
Apply properly mixed Prep Seal using a roller, brush or spray equipment. Allow the material to dry completely before applying pavement sealer.
NOTE: A small amount of sand may be broadcast onto wet Prep Seal to improve the mechanical bond between Prep Seal and the pavement sealer once dry.
Refer to the product’s technical specifications for more information regarding approved application methods, temperature requirements and drying times.
Coverage
Prep Seal covers approximately 150 to 200 square feet per gallon.
NOTE: Coverage varies depending on the application and pavement conditions.
Important:
Temperatures must be above 50°F during application and remain so for at least 24 hours afterward.
Available Sizes:
1-Gallon Jug– 9 lbs. | 5-Gallon Pail – 46 lbs.

