|_##HVAC_DUCT_SIZE##MILLIMETERS|##OTHER##
TKBT 200M|200|M
TKBT 225M|210|M
TKBT 250M|250|M
TKBT 280M|280|M
TKBT 315M|335|M
TKBT 200T|200|T
TKBT 225T|210|T
TKBT 250T|250|T
TKBT 280T|280|T
TKBT 315T|335|T
TKBT 355T|340|T
