About Precision Air Handlers & Unit Heaters

Precision Metal Products is a division of GreenTech Manufacturing Inc. a family owned and operated business based in International Falls, MN. Since 1996 GreenTech has been selling and manufacturing HVAC systems all over North America.

Since 1993 the air handlers and unit heaters from Paukner Metal Products have gained a reputation for excellent in performance, longevity, ease of installation and cost effectiveness. In the Fall of 2009 the air handler and unit heater product lines joined the family of GreenTech Manufacturing Inc. and are now called Precision Metal Products.

With more than a decade of experience in manufacturing and distributing residential and industrial heating units, the Precision Metal Products air handlers and unit heaters will continue to grow and become a leader in the marketplace.


Monday - Friday
8:00AM - 5:00PM CST
Toll Free: (866) 361-7355
Fax: (218) 283-5786

made in the usa

All air handlers and unit heaters are manufactured in America.