Is $750 to repair a 4'x4' section of roof sheathing and shingles (low-cost option) a fair price?

This quote is for repairing a small section of the roof, approximately 3' by 7' or 8', covering the laundry room. - Scope of Work: Scrape out existing material and redo what needs to be redone.- Warranty: 5-year warranty on the work.- Material Note: Contractor stated materials must be purchased in large quantities, even if only a small amount is used for this repair.

- Set up necessary safety equipment and fall protection. - Protect surrounding landscaping and exterior surfaces as reasonably necessary during work. - Removal of Existing Roofing Materials: Approximately 2 squares (200 sq. ft.) of existing asphalt shingles in the affected area will be removed. - Underlayment and fasteners will be carefully removed as required to access damaged roof decking. - Inspect exposed roof decking in the affected area. - Remove and replace all visibly damaged or deteriorated plywood with new, code-compliant roof sheathing. - 3 Sheets of 1/2 inch plywood will be included in the repair. - Secure new decking to existing roof framing per local building standards. - Install new roofing underlayment over repaired decking. - Shingles will be included in the price of this proposal. - Install new asphalt shingles in the repaired area, matching existing shingles as closely as possible in color and style (exact match not guaranteed due to weathering and product availability). - Properly seal and fasten all shingles according to manufacturer specifications. - Replace flashing around the front of the home.

This quote is for addressing a roof leak. - Repair a small leak - Replace an OSB panel - Replace some three-tab shingles