For walls with seams or edges, inspect the paper for any signs of lifting. Why Choose an Oil Based Primer for Wallpapered Walls The primary reason for selecting an oil based primer over wallpaper stems from its superior sealing properties.
Achieving a Clean Surface: Essential Prep for Oil Based Primer on Wallpaper
Typically, a waiting period of four to six hours is sufficient for the first coat to touch dry, allowing you to assess coverage before proceeding. This step roughens the slick texture, allowing the oil primer to grip the wall rather than slide off.
If the wallpaper is glossy or has a varnished coating, it is essential to lightly scuff the surface with fine-grit sandpaper. This approach is often the solution for demanding projects where standard primers fail to provide the necessary adhesion or moisture resistance.
Preparing Wallpaper Surfaces for Oil Based Primer Application
Cutting in with a brush along the ceiling line and edges ensures a professional look that blends seamlessly with the rest of the room. If there are any loose corners, applying a small amount of paste or a clear drying adhesive will ensure the primer bonds to the paper itself rather than just the air behind it.
More About Oil based primer over wallpaper
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