 Why is Carrier equipment from Grassi Refrigeration such a great choice for your heating and cooling needs? There's a lot of reasons. We've been in business since 1958. Our technicians are highly trained and experienced. We install top-of-the-line equipment from Carrier and we provide a full range of HVAC services including planned maintenance, repairs, and air quality improvement. Plus, friendly service is always guaranteed at Grassi Refrigeration. Turn to the experts. Call Grassi today at 529-9700.