Koldwave has named the Rankin Group of Lombard, IL, as a master distributor for its Airmaster and Kompac lines of portable air conditioners and heat pumps. Rankin, Inc. will stock Koldwave portable air conditioning products at all six of its distribution locations. In addition, Koldwave products will be available through Rankin's vast network channels nationwide and Rankin, Inc. will be on hand to help existing Koldwave distributors during periods of peak demand for portable cooling products.