Bambulabs H2 exhaust duct

Printing filaments like ABS produce fumes. The printer has a carbon filter. While printing those toxic materials the vents are closed and i notice fumes leaking from the printer. The P-series have 1 location where a fan is, catching the fumes there is enough. The H2 series has more locations where fumes can leak. This duct is mounted over those venting holes creating the ability to catch and exhaust them. The duct has a 120mm hose connection and is attached to a mounting plate using magnets. The