Schedule for diffuser/terminal box size not checked

Check the schedule before assuming diffuser, grille, register, or terminal box size.

Stop if

• Can you confirm this device tag/neck size/branch size before I connect it?

Watch out

• Do not install by what looks like the same diffuser nearby.

Check

• Find the device tag.
• Match tag to the schedule.
• Check neck size, face size, CFM, and connection type.
• Compare with branch size and ceiling plan.
• Ask if schedule and plan do not match.

Steps

• Find the device tag.
• Match tag to the schedule.
• Check neck size, face size, CFM, and connection type.
• Compare with branch size and ceiling plan.
• Ask if schedule and plan do not match.

More in Print Reading, Tags & Layout