Mechanical Insulation Installation Incentive Act of 2009

Mechanical Insulation Installation Incentive Act of 2009 - Amends the Internal Revenue Code to allow a tax deduction for a specified percentage of the cost, including labor costs, of installing and maintaining mechanical insulation property. Defines "mechanical insulation property" as insulation materials, facings, and accessory products placed in service in connection with a mechanical system which is utilized for thermal, acoustical, and personnel safety requirements for mechanical piping and equipment, hot and cold applications, and heating, venting and air conditioning applications which can be used in a variety of facilities.