From the hills of Litchfield County to the shoreline communities of New Haven and beyond, Berkshire Refrigeration Service is Connecticut’s trusted source for HVAC and refrigeration expertise. Our local knowledge means we understand the unique seasonal demands that come with New England’s unpredictable climate. Whether you're heating a residential property in the winter or cooling a commercial building in peak summer, we offer tailored, responsive solutions that keep your indoor environment just right—year-round. Our technicians are fully licensed, insured, and trained in the latest technologies, ensuring prompt service and lasting results across all HVAC categories.


Homeowners across Connecticut rely on us for consistent indoor comfort and dependable system performance. We install, repair, and maintain heating and cooling systems of all types, including energy-efficient upgrades and indoor air quality enhancements. Our services are designed to improve your comfort, lower your utility bills, and ensure your system performs at its best all year long.

We offer comprehensive HVAC and refrigeration services for commercial buildings, retail locations, restaurants, and industrial facilities. Our skilled technicians handle everything from rooftop unit installations to walk-in cooler repairs with efficiency and minimal disruption. We understand the importance of climate control in business operations and are proud to support Connecticut's commercial sector.

Our cooling solutions keep your home or business comfortable even on the hottest Connecticut summer days. Whether you need central air conditioning, ductless mini-splits, or high-efficiency upgrades, we deliver professional installation, expert diagnostics, and fast repairs. Count on us to help you stay cool, even when the temperatures spike.

From furnace repairs to boiler replacements, we ensure your home or commercial space stays warm and comfortable during the frigid Northeast winters. We work with oil, gas, electric, and hybrid heating systems, offering safe and effective heating services tailored to your property and budget.

We provide expert refrigeration solutions for restaurants, grocery stores, and other commercial enterprises. Whether you need walk-in coolers, ice machine service, or refrigeration line repair, our experienced technicians ensure your equipment runs reliably—protecting your inventory and your bottom line.

Preventative maintenance is key to keeping your HVAC systems efficient and reliable. Our maintenance plans include routine inspections, cleanings, and tune-ups designed to extend equipment lifespan, reduce energy costs, and prevent unexpected breakdowns. Schedule seasonal service with us to stay ahead of issues before they start.

For homes and businesses without traditional ductwork, our ductless mini-split systems offer flexible, efficient cooling. Ideal for additions, renovations, and targeted climate control, these systems deliver precise comfort while reducing energy usage. We install, maintain, and repair ductless AC systems throughout Connecticut.

If your air conditioner is struggling to keep up or has stopped working entirely, our team is ready to restore your comfort. We provide diagnostics, repair, and full replacement services for all makes and models of cooling systems, with a focus on efficiency, fast service, and competitive pricing.

HVAC problems don’t always happen during business hours, which is why we offer emergency services to address urgent issues. Whether your heater fails during a cold snap or your cooling system quits mid-heatwave, we’re just a call away—ready to respond quickly and restore comfort fast.

Curious about upgrading your system or concerned about current performance? We offer free, no-obligation estimates for residential and commercial HVAC services. Our knowledgeable staff will assess your needs, explain your options, and provide clear, upfront pricing so you can move forward with confidence.