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Does Air Makeup Unit Have To Be On Roof

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   Installing the Make-Upwards Air Unit


If a Make-Up Air Unit is supplied with the job, proceed equally follows:
  1. Refer to components drawing in the "General Information" department.
  2. Determine the location of the hood in the building from the plans and job specs.
  3. Describe an outline of the hood on the floor exactly where it will exist positioned.
  4. Determine and mark the heart line of the main supply duct where it will penetrate the roof deck. (This point may or may not exist the same equally the supply riser on the hood since code requires the brand-upwards air intake to be positioned at least 10' from the exhaust outlet.)
  5. Extend the exact middle of the supply duct straight up to the roof, using a plumb bob. Dial a pigsty through the roof deck at this point. This is the make-up air center.
  6. Re-check your measurements to be certain the hole will be cutting properly.
  7. Locate the punched hole on the roof. Draw center lines on the roof the same as the center lines of the main make-up air duct and decide the proper roof opening size from the model specific documentation at the job site.
  8. Marker the opening on the roof and exist sure that the brand-up air center line fatigued on the roof lines upward with the brand-upwardly air centre line of the curb. Cut the roof opening.
  9. Place the adjourn over the opening and flash it onto the roof deck.
  10. Identify the unit onto the curb and secure with self-tapping screws.
  11. Bring power to the unit.

Beneath are exploded drawings which show typical installations of a make-up air unit.

For specific dimensional information, delight refer to the model specific documentation at the job site.

Down Discharge Installation

Side Discharge Installation

Source: https://www.captiveaire.com/manuals/hoods/oem/instasup.asp

Posted by: andrewshingeathist1980.blogspot.com

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