|_##HVAC_DUCT_SIZE##MILLIMETERS|_##HVAC_DUCT_SIZE##MILLIMETERS
TRS 30-15|300|150
TRS 40-20|400|200
TRS 40-20|400|200
TRS 50-25|500|250
TRS 60-30|600|300
TRS 60-35|600|350
TRS 60-35|600|350
TRS 70-40|700|400
TRS 70-40|700|400
TRS 80-50M|800|500
TRS 100-50M|1000|500
TRS 80-50|800|500
TRS 100-50|1000|500
