1867 - 1919. In 1917 Madam C.J. Walker was one of the wealthiest women in the United States. She developed a line of cosmetics and hair products especially for African-American women. She trained many women to become sales representatives. She once told a group of women,
Adding central air usually costs about $4,000 for 2,000 square foot home, if the home already has duct work in place. That price includes installation. If the home does not have ducts, the total cost could rise to as much as $8,000 to $10,000.Even though the price of central air is similar to a heat pump, donât forget that youâll also have to buy and maintain a furnace for heat.hat price includes installation. If the home does not have ducts, the total cost could rise to as much as $8,000 to $10,000. Even though the price of central air is similar to a heat pump, donât forget that youâll also have to buy and maintain a furnace for heat.
Home Heating System. If you are considering installing a central heating and air-conditioning system when you don't have one in your house, plan on spending several thousand dollars for the complete system. The size of the system determines the labor hours involved to build the system.To outfit a house with the ductwork and vents can cost as much as the brand new furnace or more when you consider installation fees upwards of $50 per hour.ome Heating System. If you are considering installing a central heating and air-conditioning system when you don't have one in your house, plan on spending several thousand dollars for the complete system. The size of the system determines the labor hours involved to build the system.