Our products are reliable and built to last, making your comfort our top priority.

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HVAC Products & Services

Bonded, Insured, and Licensed


As a Trane dealer with a wide variety of products to choose from, we can keep your family healthy and comfortable all year. We carry a complete line of indoor comfort equipment with innovations that raise the standards of comfort and reliability, including air conditioners, heat pumps, gas furnaces, programmable thermostats, humidifiers, ductless split systems, geothermal systems, air cleaners, ultraviolet lights, ventilators, and zoning products.


We are service professionals! As licensed contractors and specialists in the field of heating and air conditioning, we have the tools, equipment, and experience to keep your equipment running smoothly all year long. If it is an emergency service that you need, we are available to assist you 24/7! We offer service agreements to help reduce service emergencies to keep your comfort system running at peak performance.


We are heating and cooling professionals! We maintain a high level of quality among our staff. All of our installers and technicians are trained regularly.


We have been a trusted source for the Tri-City Area and surrounding communities since 1984.

Fair Prices

At Custom Engineering, we know you don't always have time to plan for new equipment. We offer fair pricing and financing options.

Fast & Responsive

Call us 24/7 for your emergency needs! Your comfort is our goal.

Satisfaction Guaranteed

We like happy customers. Period. If you aren't fully satisfied, we want to hear from you!


The Trane Comfort Specialist™ certification means we are of the highest standing and committed to being the best in every aspect of our business, from installation and service to customer satisfaction and employee training.

Not every dealer qualifies as a Trane Comfort Specialist™, but rather only those that meet Trane's stringent standards and demonstrate a commitment to customer satisfaction and continuing education. We are committed to training to keep up to date with Trane's latest technology, ensuring that you receive a system that is designed to achieve maximum efficiency, reliability and comfort - and a system that delivers the efficiency its ratings promise and you expect.