electrical installation means an electrical installation as defined in the Regulations;
fire installation means a potable water installation that conveys water intended for fire-fighting purposes only;
Utility Installation means carpeting, window coverings, air lines, power panels, electrical distribution systems, lighting fixtures, space heaters, air conditioning, plumbing, and fencing. Lessor may require that Lessee remove any or all of said alterations, improvements, additions or Utility Installations at the expiration of the term, and restore the Premises to their prior condition. Lessor may require Lessee to provide Lessor, at Lessee's sole cost and expense, a lien and completion bond in an amount equal to one and one-half times the estimated cost of such improvements, to insure Lessor against any liability for mechanic's and materialmen's liens and to insure completion of the work. Should Lessee make any alterations, improvements, additions or Utility Installations without the prior approval of Lessor, Lessor may require that Lessee remove any or all of the same.
New installation means an installation, construction of which began after the effective date of any regulation having application to it.
Existing installation means an installation, construction of which began prior to the effective date of any regulation having application to it.