From Squeaky Stair Repair · Step 6 of 7 · Video by stairbuilding

Showing 1:48–2:20 of the source video.
Another approach to strengthening the stairs is to add screws from the back of the riser into the tread. This can help pull the components together and eliminate movement. Ensure screws are long enough to penetrate both the riser and into the tread, but not so long that they poke through the top surface. Again, pre-drilling is recommended to prevent splitting.
Goal: Tighten the connection between risers and treads.
This project provides a comprehensive guide on various methods to repair and strengthen older, bouncy stairs that may have loose treads, risers, or stringers. The repairs range from re-securing existing components with wedges and screws to installing new support blocks, braces, and full support frames, catering to different levels of damage and accessibility.
From beneath the stairs, locate the area of the squeak. Secure wood blocks or metal angle brackets using wood screws to bridge the gap between the tread and riser, or tread and stringer, thereby reducing movement and friction.
This project addresses the common issue of squeaky stairs by identifying the source of the noise and applying targeted fixes to eliminate it. The process involves a systematic approach to diagnose the cause, which can range from loose treads or risers to friction between wood components, and then implementing appropriate solutions such as tightening fasteners, shimming gaps, or applying lubricants.
Read the full guide Browse all guides
Planning this project? Shop Oak Valley Designs.