
Petro Seal Oil Spot Primer
Protect Your Sealcoat from Oil & Grease Stains
Petro Seal is a concentrated acrylic-based emulsion designed to treat oil and grease spots before sealcoating. It creates a protective barrier over contaminated pavement to help prevent stains from bleeding through freshly applied sealer.
Its water-based formula can be diluted to meet application requirements. Petro Seal can be applied using a brush, roller or spray equipment to prepare oil-stained asphalt surfaces for sealcoating.

Features & Benefits
Prevents Oil and Grease Bleed-Through
Petro Seal creates a barrier over oil and grease spots to help prevent stains from bleeding through freshly applied pavement sealer.
Concentrated Formula
Petro Seal can be diluted with water at ratios up to 1 part Petro Seal to 2 parts water. A 1-to-1 dilution ratio is commonly used.
Acrylic-Based Emulsion
Petro Seal features an acrylic-based emulsion formulated for treating oil- and grease-stained asphalt pavement.
Water-Based Formula
Petro Seal features a water-based formulation for pavement surface preparation.
Application Guidelines
SealMaster
Petro Seal
Concentrated Oil Spot Primer
Surface Preparation
Remove dirt, dust and loose debris from the pavement surface. Remove excessive oil, grease and gasoline buildup before applying Petro Seal. A torch may be used to burn away any residue.
Mixing Procedures
Petro Seal is supplied as a concentrate and can be diluted with up to 2 parts water per 1 part Petro Seal. A 1-to-1 dilution ratio is recommended for most applications. Mix thoroughly before applying.
Application
Apply properly mixed Petro 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 Petro Seal to improve the mechanical bond between Petro 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
Petro Seal covers approximately 300 to 400 square feet per gallon of concentrate when diluted with water at a 1-to-1 ratio.
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:
5-Gallon Pail– 47 lbs. | 55-Gallon Drum – 520 lbs.

