Wood window frame repair is essential for homeowners and property managers dealing with rot, cracks, peeling paint, gaps, moisture damage, or weakened joints. Instead of replacing the entire frame, repairing and restoring the wood can preserve original architecture, improve insulation, and reduce costs. What products, fillers, tools, or methods give the strongest long-term results? Share your experience with DIY fixes, professional restoration, or any challenges you've faced during wood window frame repair projects.