Unique Reversible Fan Ventilates Musty Basements—Also Draws in Fresh Air

White Bear Lake, Minn. — Tjernlund Products, Inc. of White Bear Lake Minnesota, has introduced a unique, energy-saving fan that is capable of automatically and simultaneously ridding basements or other areas of stale, musty or smelly air and drawing in fresh outside air.  Called “XCHANGER”, the fan is installed in an outside wall and features two reversible 90 CFM fans that can be positioned to move air in either direction. The user has three options: (1) exhaust air from the interior, (2) draw outside air into the home or (3) reverse one fan for balanced air exchange with no bypass from