From Stair Baluster Repair · Step 4 of 5 · Video by Guy of All Trades

Showing 8:50–9:34 of the source video.
Continue the installation process for all remaining balusters, following the same steps. Each baluster should be measured and trimmed individually to ensure a perfect fit between the stair tread and the handrail. Apply Titebond Premium Wood Glue to the removable locator pin at the base of each baluster. Insert the pin into its corresponding prepared hole on the stair tread. Lift the handrail slightly to insert the tapered top of the baluster into the handrail's hole, then twist gently to set the glue. Immediately clean any excess glue with a wet rag to maintain a neat appearance. Once all balusters are installed, the staircase will have a refreshed and stable railing system.
Goal: Install all new balusters on the staircase
This project details the process of replacing balusters on a staircase without removing the handrail. It involves preparing the existing holes on the stair treads, accurately measuring and trimming new tapered balusters with removable locator pins, and then gluing them into place. The project emphasizes precise fitting to achieve a clean, professional finish.
Apply wood glue to the tenons or ends of the new baluster that will connect to the handrail and tread. Position the baluster in place. If it uses dowels, insert them into the corresponding holes. If it screws in, pre-drill pilot holes and drive screws. For mortised connections, ensure a snug fit and secure with glue. Ensure the baluster is plumb and securely fastened.
This project outlines the steps for repairing or replacing a broken stair baluster, ensuring the safety and aesthetic integrity of your staircase.
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