Classical ``Allergic response to contact with irritant, usually a hypersensitivity'' [38]. ``Sensitivity means the ability of an organism to perceive, process and conduct emotional and sensual stimuli [...].'' [37] A measure for the minimal strength of a certain stimulus required for a reaction.
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.ost 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.
1 In a 2,000 square foot home with existing ductwork, central air conditioning costs $3,000 to $5,000 installed. If ductwork is additionally required, costs could reach $6,000 to $10,000 or more.  Mini-split central air conditioner prices average $1,500 to $3,000 installed.