Repairing a rotten wooden window frame is a task that requires not only patience, but also certain skills. The first step in repairing the frame is to assess the extent of damage. If rot has engulfed most of the wood, a complete replacement may be required. However, in cases where the affected areas are insignificant, local repairs can be done. You can order the restoration and repair of frames in Boston here goodwindowworks.com First, you need to carefully remove the rotten areas with a chisel or other sharp tool. Be careful not to damage healthy wood. After that, the cleaned areas must be treated with an impregnation for wood with antiseptic properties. This will prevent the access of moisture and other pests in future operating conditions.