Mechanical — Addition and/or Alterations

For the installation of New Ductwork, Registers/Grills/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from these standards require submission of construction and site plans. (Note: rooftop installations will require plans unless it has already been included on any approved alteration plans. No exterior work permitted as part of this permit(As per PHC conditions). Relocate [11] diffusers and air balance.