window lock repair can be appropriate when the window is stiff, loose or no longer moves through its normal range. Check the mechanical lock type, sash alignment and compatible replacement options before changing a component.
Signs: the window does not close, catch or sit evenly as it did before or the window is stiff, loose or no longer moves through its normal range. Causes: normal wear in accessible moving hardware or movement, dirt or damage around the relevant hardware.
Damaged or swollen frame areas may prevent a sound catch from engaging. For window lock repair, this detail is reviewed before work is accepted so the agreed task stays practical and proportionate. No emergency access, security-screen work, glazing, electronic alarms, key cutting or certification.
A catch may fail because the sash is binding rather than because the lock is broken. For window lock repair, this detail is reviewed before work is accepted so the agreed task stays practical and proportionate. No emergency access, security-screen work, glazing, electronic alarms, key cutting or certification.
Use the lock gently and report binding, damaged frames or security concerns rather than forcing the sash. Limits: Ordinary mechanical window lock and catch work only. No emergency access, security screens, glazing, electronic alarms or certification.