Comprehensive attic ventilation and roof detail upgrade featuring removal of old ridge vent and installation of new Owens Corning VentSure 4' strip ridge vent with 1" continuous opening on each side for optimal airflow, complete attic baffle installation in every rafter bay from eave to ridge ensuring unobstructed airflow path (baffles stapled securely with insulation adjustment), lifetime pipe boot replacement on plumbing vent stack with watertight integration, and complete chimney reflashing with new metal flashing (copper or aluminum) including step flashing integrated with shingles and counter flashing ground into masonry joints with high-temp sealant. Ridge decking inspection included with cleaning and prep. Professional installation ensures balanced attic ventilation when paired with existing soffit vents, prevents moisture buildup, extends roof life, and eliminates leak points at penetrations. Backed by 5-year workmanship warranty plus manufacturer warranties on VentSure and lifetime pipe boot. Estimated price: $4,639 in Tewksbury, MA 01876.