Build Better Pro
Back
HVAC · Ductwork
Question 1 of 5
Typical residential supply-air velocity in the main trunk is around:
100 fpm (0.5 m/s)
700–900 fpm (3.5–4.5 m/s)
3000 fpm (15 m/s)
10000 fpm
Next
Home
Code
DIY
Exams