Our Services
Heating and Air Conditioning Comfort Specialist
We Provide Fast, Reliable Heating and Air Conditioning Services in Central Pennsylvania.
Installation & Warrantees
Indoor Air Quality
Maintenance
Repairs Available
Honest, dependable quality
Looking for the best Hvac company?

15+
YearS Of Experience
About Company
We are the Trusted Source of AC and Heating Maintenance
Customized HVAC planned maintenance programs tailored specifically toward each facility requirement
24/7 emergency service and fast response times
Reliable technicians that have been with the company for 15+ years
Quality construction and renovation projects of various sizes
Internal software program that tracks all maintenance and repair activities, equipment, and parts
Our Services
What We Can Offer You
We Provide Fast, Reliable Heating and Air Conditioning Services in Central Pennsylvania.
HVAC Design and Installation
McCarl’s Preferred Services has the capabilities to design and install HVAC and plumbing solutions for a variety of facilities and project sizes. We can provide both new construction installation and renovations for commercial, industrial, and residential. We have the experience and knowledge to come in early on a project, evaluate the existing equipment, and strategize the best next steps for the client.
Maintenance and Repair
Our HVAC planned maintenance program is designed to keep your equipment running efficiently, decrease downtime, and increase the equipment lifespan. We provide a documented, in-depth maintenance program that helps detect future problems. Our experienced technicians are on-call 24 hours a day, 7 days a week.
Indoor Air Quality Testing
Indoor air quality is as important as ever in today’s world. We have the experience to evaluate existing HVAC systems, and make recommendations to enhance air quality. We are experienced with equipment such as bipolar ionization, UV lights, and more.
Work Gallery
Our Featured Works
We Have Done More Than 800 Projects In the Last 3 Years, With 100% Satisfaction.





Planned Maintenance
In-depth maintenance program tailored exactly towards your equipment needs

Reliability
Experienced and knowledgeable technicians that can efficiently diagnose a system repair and provide next steps.

On Call
Technician on call 24 hours a day, seven days to week to help when equipment is down during off-hours.
Get In Touch
We’re On Call 24/7 to React Promptly to Your Service Needs, Don’t Hesitate to Call.
News & Updates
Latest Blog Posts
We Provide Fast, Reliable Heating and Air Conditioning Services in Central Pennsylvania.
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