Our Ironclad Guarantees

At Dufrene’s Heating & Cooling, we stand by the work our NATE-certified technicians do. That’s why we provide what we call our “Ironclad Guarantees” with projects we work on. Take a look at our Ironclad Guarantees. Have questions? Contact us for more information!

Comfort Guarantee

We guarantee that the system(s) we have installed in your home will heat or cool your home as we have stated. If temperature range we have promised is not achieved, we will replace your system at no charge.

No Lemons Guarantee (Deluxe Systems Or Higher)

If your compressor or air conditioner fails twice within the first five years, we will install a complete and new outside unit. If the heat exchanger in your furnace fails within the first ten years, we will install a new furnace.

Utility Savings Guarantee

We guarantee a minimum 20% savings on your heating or cooling costs or we will refund double-the-difference of any savings not realized during the first year.

$500 No-Frustration Guarantee

If your system breaks down during the first year and leaves you without heating or cooling, we will be there within 24 hours or we will pay you $500 for your inconvenience.

$500 Installation Date Guarantee

If we do not have your new system operating by the date promised, we will pay you $500 for your inconvenience.

Property Protection Guarantee

All property such as lawns, shrubbery, carpeting, floors, walls, furniture and door frames are protected. Damaged property will be replaced or repaired. Protective shoe covers and hall runners will be used on all work and traffic areas.

100% Money-Back Guarantee

We guarantee that the equipment we have installed will perform as we have stated. If it is not performing as stated we will remove it and return you 100% of your investment.


"Probably one of the best customer experiences I’ve ever had with an HVAC company. I’d recommend them 10 times out of 10 without a doubt!"

Jeremie M. - Google