Lung cancer is the top cause of cancer deaths in both men and women. But this wasn't always the case. Before the widespread use of mechanical cigarette rollers, lung cancer was rare. Today, smoking causes nearly 9 out of 10 lung cancer deaths, while radon gas, pollution, and other chemicals play a smaller role.
What is the entire price of a central vacuum installation? The average cost for a central vacuum system installation in a home less than 3,000 square feet varies but only costs between $1,200 to $3,000. The accessory kit, number and type of wall inlets, power unit, and the hose are all factors that affect the price.
Additional installation prices, according to the pricing website Cost Helper, ranged from about $3,500 to more than $8,000 as of December 2010. A number of factors influence the cost of a central air conditioning system and accompanying installation.According to Central Air Conditioning and Refrigeration, major factors affecting the price of central air conditioning equipment include warranty, efficiency, size and brand.ccording to heating and air experts at Central Air Conditioning and Refrigeration, 2006 prices for entire central air conditioning systems ranged from about $2,000 to more than $15,000, and prices remained in this range or slightly lower through December, 2010.