Signs Your House Has a Plumbing Issue
The Environmental Protection Agency (better known as the EPA) estimates that 1 trillion gallons of
Trust Your Local Heating & Cooling Experts.
Our experienced team of technicians is proud to serve Cape Cod since 2010.
WELCOME TO HIGH EFFICIENCY
Focused on extraordinary, clean, professional service, and maintenance.
Located in Sandwich Massachusetts, High Efficiency LLC was founded by Craig Bishop in 2010. Fully licensed and insured, High Efficiency is focused on providing residential and commercial clients with extraordinary, clean, professional service and maintenance for their heating and cooling systems. We are dedicated to providing each and every customer with our exceptional knowledge and superior equipment for all their HVAC needs.
SIMPLE, QUICK & convenient
Making your comfort our priority since 2010.
Speak to our trained, dedicated, and skilled staff about your HVAC & plumbing needs. Our team will evaluate your project and provide an estimate and timeline to complete your request on time!
Experience the High Efficiency
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Real customers, real stories.
Craig is the BEST!!!! He always gets the job done with a smile and is very knowledgeable, efficient, cost effective and leaves the work area clean ; ) Look no further for your HVAC needs!!
Thought Alan was wonderful. He did a great job. Very efficient, neat, knowledgeable.
Mickey M
Sandwich, MA
guaranteed worry-free maintenance
Making your comfort our priority since 2010.
We know repairs can be expensive so we offer Service Agreements to help cut your costs.
RECENT NEWS & UPDATES
Should I invest in a Ductless Mini-Splits?
Every year, home and business owners are investing in more ductless mini-splits to their properties.
When is it time to replace your HVAC system?
As a homeowner, you’re often challenged in making difficult decisions regarding home maintenance or adding
The High Efficiency Advantage
See How we can help save money on your next project
Browser our specials and discounts to see how High Efficiency can save you money!
