Star Wars was the name given to which Reagan effort? A. Nuclear Arms Disarmament B. Nuclear Arms Race C. Strategic Defense Initiative D. Strategic Offense Initiative.
1 Central A/C installation in a home with existing ductwork costs $2,500 to $7,000, including the system itself and all associated labor costs. 2  Central A/C installation in a home that requires ductwork can easily cost twice as much, or $5,000-$14,000.
Factors affecting the cost of ductwork installation include the type of HVAC system itâs going to be connected to the material, and the shape and length of the ducts. This guide looks at the average cost of installing ductwork. Installation. Ductwork installation will almost always take place in your attic. Contractors will plan the lines of ductwork needed according to your lighting, then cut the ducting to fit the planned lengths. Joints 1 are attached, and the ducting is connected to vents and your HVAC system. Expect to pay $35-$55 per linear foot (including labor and materials).