Nordfab® QF® duct branches in Y shape (sometimes called “true wyes”) that provide optimal air flow if it's the final, or only, branch in the ducting. It's splits the air almost 50/50 which is the closest to even you can get using standard parts.
They come standard with 60º between legs, but a 90º angle is also available. They are available in 3" - 24" diameters.
When ordering make sure to fill out A, B, and C correctly. Both B & C each must be at least 50% of A, with B or C being at least 80% of the opposite leg. For help calculating what you need, Contact Us.