100% Guarantee on Your Newly Installed System by High Efficiency

2-Year Complete System Replacement Guarantee
This covers all defects, in product or workmanship, including installation of your new system. If you are not totally satisfied with our product installation work, we will promptly address and perform to your complete satisfaction those issues regarding material or workmanship, or we will remove the installed equipment and refund your money.

We Register All Equipment Online for You!
2-Year Labor and 1 Year Maintenance included with a newly installed system. Labor covered every year thereafter with an Annual Maintenance Contract.

$200 / 24 Hr. Service Guarantee
We are here for you. When you sign up for our maintenance contract, we guarantee 24-hour response to your call or we will give you $200!

If you are not totally satisfied for the first year following the service work performed by High Efficiency LLC, we will promptly address and perform to your complete satisfaction those issues regarding material and workmanship or we will refund your service call fee.

It’s our 100% commitment to you and to upholding expert standards.

We view things a little differently. We want your experience with High Efficiency LLC Heating & Air Conditioning in Plymouth County & Cape Cod to be one of the best service experiences you’ve ever had. Ever! That’s why we always include the High Efficiency LLC 100% Satisfaction Guarantee. That’s right, one hundred percent. We even give it to you in writing.

So, whether it’s an energy-saving “Precision Tune-up”, heating or cooling equipment repair, or complete HVAC installation, call High Efficiency LLC of Plymouth County & Cape Cod today for a free consultation. You’ll like what we do for your home and your comfort.

100% Guarantee

We Guarantee your complete satisfaction with your new system installation

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Our Team

Meet the skilled team at High Efficiency