How To Drywall Corners - Paulbabbitt.com

Essential Aspects of Drywall Corner Installation

Drywall corners are a crucial element in any drywall installation, ensuring both structural integrity and aesthetic appeal. Mastering the art of drywall corner installation involves meticulous attention to several essential aspects, from proper joint treatment to seamless corner finishing. This article delves into the key steps and considerations to achieve flawless drywall corners.

Preparation and Joint Treatment

Before installing drywall corners, it is essential to prepare the adjoining drywall edges. Use a utility knife to score and snap along the joint, ensuring a clean and straight cut. Apply joint compound to the exposed drywall surface and embed paper tape into it. Smooth and feather out the joint compound, creating a strong bond between the drywall sheets.

Corner Bead Installation

Corner beads are metal or plastic strips that provide reinforcement and a straight edge for outside corners. Position the corner bead over the treated joint and secure it with drywall nails or screws, spacing them evenly. Use a putty knife to embed the corner bead into the joint compound and ensure it is flush with the drywall surface.

Inside Corner Installation

Inside corners, where two drywall sheets meet at a 90-degree angle, require a different approach. Apply joint compound to the corner and use a corner trowel to spread it evenly. Hold the corner trowel at a 45-degree angle and smooth the compound along both sides of the corner, creating a mitered joint.

Corner Finishing

Once the corner beads or mitered joints are installed, the final step is to finish the corners. Apply multiple thin coats of joint compound, allowing each coat to dry before sanding lightly. Use a fine-grit sandpaper to remove any imperfections and create a smooth surface.

Tapering and Feathering

To achieve a seamless transition between the corner and the surrounding drywall, tapering and feathering is essential. Use a wide putty knife to feather out the joint compound at an angle, blending it with the drywall surface. This creates a smooth and invisible transition.

Priming and Painting

Before painting the drywall, it is crucial to apply a primer to seal the surface and prevent moisture absorption. Choose a latex primer designed for drywall surfaces and apply it evenly to the drywall and corners. Once the primer is dry, the drywall can be painted with the desired color and finish.