Quote:
Originally Posted by frosty2
The register you show would be considered a 6x10 supply register and at your face velocity of 492 is supplying just under 100 cfm which is designed proper as they should be around 500 typically for residential for sound reasons. It is likely fed with a 6” perimeter pipe so you should see how many you have in the house and total all of them. |
I’ll take a look tomorrow and count.
If the velocity is correct and I’m seeing 66° with my infrared thermometer at the grill, why isn’t the house cooling?