Mechanical — Addition and/or Alterations

FOR THE INSTALLATION OF REGISTERS, DIFFUSERS AND APPLIANCES WITH ASSOCIATED DUCTWORK TO ACCOMMODATE THE FIRST FLOOR LEVEL OF AN EXISTING STRUCTURE. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER’S SPECIFICATIONS. ALL WORK TO BE DONE PER APPROVED PLANS. IF FIELD CONDITIONS VARY CONTACT DESIGN ENGINEER PRIOR TO THE START OF ANY WORK.