Average Hourly Cost: The average cost of window sill replacement in the window installation service category is around $100 per hour.

Cost Breakdown: The cost breakdown for window sill replacement includes the cost of the sill, labor, and any additional materials needed to complete the job. The cost of the sill itself can range from $20 to $200 depending on the type and quality of the accessory. Labor costs will vary depending on the complexity of the job and the location and service provider.

Factors Affecting Cost: There are a few factors that may affect the cost of window sill replacement. These include the type and quality of the accessory, the complexity of the job, and the location and service provider. The type and quality of the accessory will affect the cost of the sill itself. The complexity of the job will determine the labor costs, and the location and service provider can also have an impact on the cost of the job.