as of 2011 master technicians earn a starting salary of $ 12 an hour for a 40 hour workweek salaries are almost $ 25000 a year but overtime can increase income and entry level master techs earn $ 18 an hour for overtime
Most homeowners report spending between $3,675 and $7,155 to have air conditioning installed. This price is more typical of a central A/C unit installation rather than a window air conditioner addition which typically averages about $300. Your total cost for the job will depend on the type of system you choose.
1 For an 1,800 square-foot house, a new 13-SEER unit Lennox air conditioner will cost around $3,000 to $4,000, while a new 16-SEER unit will cost you about $5,000 to $6,000 for super-efficient units.2  For instance, the Lennox Merit series price ranges from $1,200 to $5,700. On the other hand, the Lennox Elite series price ranges from $2,300 to $7,000, while the Lennox Signature collection price ranges from $3,200 to $8,000. 2  In the end, the costs will greatly depend on the model; plan on spending anywhere from $2,100 to as much as $8,000 for a Lennox air conditioner.