The Reduced Odor oil based primer sealer is designed for strong adhesion and effective stain blocking on interior surfaces while producing lower odor levels than traditional alkyd primers. This solvent based formula seals porous materials and blocks tough stains such as water smoke tannin nicotine and rust to create a uniform base for topcoats. Manufactured by Insl-X this primer dries quickly and can be recoated in about two hours making it ideal for fast project completion. Part # RO3000099. The 1-gallon size covers approximately 325 to 425 square feet depending on surface conditions and is suitable for drywall plaster wood masonry and previously painted surfaces.