Square Duct Taps & Branching · Straight rectangular tap

Cut and install a straight branch tap

Square Duct Installation — Side of main

Task typeStraight rectangular tap
Tools / equipmentSnips, drill, clamps, square, sealant

How to install it

  1. 1

    Lay out opening

  2. 2

    support cookie

  3. 3

    cut and deburr

  4. 4

    set tap

  5. 5

    square throat and branch off main reference

  6. 6

    clamp flush

  7. 7

    fasten

  8. 8

    seal

  9. 9

    support branch.

Quality check

  • Tap flat and square
  • branch support independent

Stop and verify

Stop if tap crosses reinforcement, seam, or another fitting