Equipment & Flex · Equipment & Terminals

VAV inlet duct connection

Round duct to VAV — Terminal unit inlet

ConnectionSlip/gasketed inlet
SupportIndependent VAV support

How to install it

  1. 1

    Support VAV independently and level

  2. 2

    provide straight inlet length per manufacturer/design

  3. 3

    align round inlet

  4. 4

    connect without distorting sensor

  5. 5

    seal

  6. 6

    keep controls accessible.

Quality check

  • Unit level
  • inlet straight/concentric
  • sensor unobstructed
  • access clear

Stop and verify

Stop if elbow is directly at inlet contrary to manufacturer guidance