Our commitment to excellence.

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!

24-Hour Service Guarantee

We proudly offer a 24-hour service guarantee, ensuring that any issues will be addressed and resolved within one day. This commitment reflects our dedication to providing prompt and reliable support to all our customers, day or night.

We Register All Equipment Online for You!

1 Year labor and your first year preventative maintenance is included with any newly installed system.

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.

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.

Emergency Plumbing Repair, HVAC Service & Cooling Service Sagamore, MA, Cape Cod, MA, Sandwich, MA, Barnstable, MA, Mashpee, MA & Osterville, MA

Name: Review
Item: High Efficiency
Rating: 5
Author: Sean H.

Plumbing Repair Near Me & HVAC Service in Cape Cod, MA

Heating Repair ∴ Water Heater Repair ∴ HVAC Repair

What Your Neighbors Are Saying

Customer Reviews

Our experience with High Efficiency was excellent! They came out the day we called them, and for necessary return visits, they were prompt and reliable. In phone calls to the...

Sandra D.

I used High Efficiency for the first time for maintenance on my Furnace and Hot Water boiler. I heard some odd noises coming from the Furnace and was concerned. My...

Sean H.

High Efficiency is our go to for all plumbing and heating needs. They are quick to respond and get the job done right the first time. I would recommend this...

Christopher C.

I can’t recommend this company enough. I chose them to install my new gas water heater and mini split system. Every part of this company is professional; from the office...

Tyler A.

High Efficiency was amazing!!! My pilot on my boiler went out and the next day High Efficiency was here to inspect clean and service my boiler. My old boiler will...

Brian C.

The Service here is Top Tier, they are highly efficient, quick, and friendly. All of the techs I have came in contact with have been professional and knowledgeable. I would...

Jamesa W.

I recently had a very positive experience with High Efficiency. They replaced my A/C unit. Conditions were challenging (small crawl space attic). Technicians were knowledgeable, professional and ensured a proper...

Thomas D.

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Our commitment to excellence.

24-Hour Service Guarantee

We Register All Equipment Online for You!

24 Hr. Service Guarantee

Emergency Plumbing Repair, HVAC Service & Cooling Service Sagamore, MA, Cape Cod, MA, Sandwich, MA, Barnstable, MA, Mashpee, MA & Osterville, MA

Plumbing Repair Near Me & HVAC Service in Cape Cod, MA

Heating Repair ∴ Water Heater Repair ∴ HVAC Repair

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