One Way Mechanical is a team of service technicians and installers, led by John Kern. With nearly 44 years of experience, John has been paving the way for HVAC technology in York County, PA. One Way Mechanical utilizes the latest research in the field through innovative systems such as smart thermostats and Total Productive Maintenance. The team consistently demonstrates knowledge and full hands-on service of the newest technology in HVAC/R to make his customers' work environments more efficient. We invite you to explore what One Way Mechanical is all about!