HVAC Systems Encyclopedia

A comprehensive encyclopedia of heating, ventilation, and air conditioning systems

Addendum Preparation

Components

  • Design Clarifications
  • Specification Revisions
  • Drawing Revisions Modifications
  • Scope Changes Additions
  • Schedule Modifications
  • Contract Document Corrections
  • Response To Bidder Questions
  • Cost Impact Items
  • Substitution Approvals Rejections