Excellent HVAC and Plumbing Services
Contact Us
We Are Licensed for Your Protection
Don't try to fix a plumbing leak yourself only to end with an even more costly repair. Our experts will do it right the first time.
Read more
Learn More
We will happily assist you with new construction or remodeling projects. Redesign your kitchen or bathroom to fit your personal style. You will adore the quality workmanship.
When you need immediate heating and cooling repairs, you can depend on us. Our prompt team will come to your rescue, thanks to our 24/7 emergency services.

You Can Trust Our Expertise

Read more
We specialize in
heating and
air-conditioning services. From installations and repairs to sales and maintenance, the professionals at Diamond Plumbing and Heating does it all!
Learn More
With our education and experience, we service all makes and models. There is no job we can't handle. Let us take a look at your central air system or furnace today.
Call us today to schedule a FREE
service call for any of your equipment.
Save Time and Money With Us
Go green today with Energize CT — we are approved installers! Switch to natural gas and reap the benefits today.
Read more
Learn More
Financing is available for your personal convenience. Install high-efficiency systems, gas lines, sewer main hookups, and more for your home or business.
We proudly serve Preston and its surrounding areas. Let us travel to your residential or commercial property today. You will receive friendly support, old fashion courtesy, and personalized attention from start to finish.
