Is $11,500 to replace shingles roof with Owens Corning Duration product (Company A) a fair price?

This quote is for a roof replacement using Owens Corning shingles. The existing roof consists of two layers, which will incur higher disposal costs. The quote includes the installation of gutter guards on the front of the home and the replacement of up to five pieces of plywood. - Roof Material: Owens Corning shingles - Roof Warranty: 50 years - Labor Warranty: 10-15 years - Included: Gutter guards (front of home) - Included: Up to 5 pieces of plywood replacement

This option includes the installation of Owens Corning Duration asphalt shingles. - Roof Type: 54 square hip roof- Features: 6 valleys, 3 gables, hip returns on all gables- Warranty: 50-year non-prorated warranty

This quote is for a comprehensive roof replacement using Owens Corning Duration shingles, including all necessary permits, protection, and cleanup. It also includes an upgraded warranty and specific ventilation and duct work. - Permits: Obtain all required permits on behalf of the homeowner - Property Protection: Protect home & landscaping throughout construction - Driveway Protection: Prevent damage to driveways with a rubber wheeled dumpster for construction debris - Roof Removal: Remove top layer of roof down to wood decking - Drip Edge: Install new 1.5” PREMIUM aluminum drip edge on eaves and rakes - Flashing: Install new PREMIUM flashing and counter flashing on brick chimneys and roof wall intersections - Plumbing Pipe Flashings: Install new PREMIUM aluminum based rubber plumbing pipe flashings - Plumbing Pipe Covers: Install new PREMIUM plumbing pipe covers over all plumbing pipes - Rooftop Exhaust Vent Cap: Install new PREMIUM rooftop exhaust vent cap with damper and bottom extension - Ice & Water Underlayment: Install Owens Corning Rhino Roof Ice & Water Roof Underlayment – Minimum 6ft on eaves (ensuring 24” past warm wall) and 3ft in valleys - Starter Shingles: Install Owens Corning Pro Start starter on eaves and rakes - Synthetic Underlayment: Install Owens Corning Rhino Roof synthetic Underlayment over roof decking - Main Shingles: Install Owens Corning Duration Dimensional Shingles with 130mph wind warranty - Ridge Vent: Install Owens Corning Vent Sure 4’ rigid continuous ridge vent exhaust or Lomanco® 750 all-aluminum slant back vent for exhaust - Hip & Ridge Shingles: Install Owens Corning Hip & Ridge shingles - Site Cleanup: Thorough job site cleanup - Gutter Cleaning: Thorough gutter cleaning - Debris Removal: Haul away all roofing debris - Warranty (Material & Labor): Owens Corning PREMIUM upgraded PLATINUM Preferred 50 year 100% non-prorated material defect and labor warranty - Warranty (Transferability): Transferable Lifetime Limited Warranty - Warranty (Workmanship): 25 Year Warranty on all Workmanship - Exhaust Ventilation (Can Vents): Aluminum slant back can vents - Exhaust Ventilation (Ridge Vent): Atlas TruRidge®® ridge vent exhaust - Solar Fan: Replace 2 existing Power Fans - Soffit Vents: Add 19 additional soffit vents to ensure proper intake air flow - Bath Vent and Duct: Provide and install Duct-Work from 2 bath fans to new Rooftop Exhaust Vent Cap with Damper and Bottom Extension - Satellite Dish/Antenna: Remove and Dispose