Northern Air Systems is the largest provider of specialized mobile air-conditioning worldwide. Serving the speciality vehicle markets in Medical, Television broadcast, military and oilfield. All units are built for harsh over the road conditions. We have replacement units that will replace Bard or any other wall hung units. We also can easily customize to fit any difficult requirements. With the highest relibility in the mobile cooling markets our customer virtually eliminate costly field repairs and done time. Built with -30F to 125F tempreture operation in any voltage needed. We have you covered from The desert to the mountains. Call 585-594-5050 for more information.