Cost of Window Installation and Replacement in Washington$748.50 per window (includes standard size, mid-grade window) (Range: $586.00 - $911.00) $344.50 per window (labor only; window purchased by homeowner) (Range: $266.00 - $423.00) $6,043.50 replace all windows of standard 4-bedroom home (Range: $4,729.00 - $7,358.00) Free Estimates from Local ProsCost of Skylight Installation in Washington$1,098.32 for standard fixed skylight (2'x4' rectangle) (Range: $955.29 - $1,241.35) Free Estimates from Local ProsCost of Skylight - Repair, Replace or Seal in Washington$122.50 per hour (plus parts and materials) (Range: $95.00 - $150.00) Free Estimates from Local Pros |