Metal HVAC ducts are typically excellent wave guides for radio signals
HVAC ducts are designed to reach the entire building
Many HVAC systems are designed with a central equipment room
Forward and return air vents are distributed well through a building
Many HVAC systems are located on top of the building
ExteNet Systems works with Real Estate Investment Trusts (REITs) as well as commercial property managers and owners to install in-building wireless systems.