It's in my garage. I need the 12" because I've got two fans on each side of a hood connected to 10" duct which both lead up to 12" duct. Reducing the 12" would reduce the cfms too much.
[Edited...
Type: Posts; User: boogalou
It's in my garage. I need the 12" because I've got two fans on each side of a hood connected to 10" duct which both lead up to 12" duct. Reducing the 12" would reduce the cfms too much.
[Edited...
I apologize if this is the wrong area for this question. I'm installing ventilation for a small glass torch and need flashing to fit over a 12" pipe(stack) on the roof. I just spent 4 hours...