KwiKool's KPO5 and KPO12 require a minimum of 25' of ducting for each the cold air supply and return on the unit. The KK-DUCT12Y-25 is a single durable 25' length for 12" ducts. It is constructed of single ply PVE polyester fabric for long lasting use.
KPO5 must have 50’ of total ducting / 2 lengths and the KPO12 requires 4 ducts / 100' of total ducting. This is a single 25' length of ducting.