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.
The following are the most common home HVAC systems that require ductwork: Central gas heating; Geothermal heating; Furnace heating; Central air conditioning; The same ductwork installed for heating systems can also be used for air-conditioning. Materials. The average cost of ducting is $16-$19 per 10 linear feet. 1  Itâs recommended that you buy a few more linear feet than you need. General guidelines are: 2  10 linear feet - 2 extra. 3  30 linear feet - 3 extra. 4  50 linear feet - 4 extra. 5  70 linear feet - 5 extra. 6  100 linear feet - 7 extra.