Variable refrigerant flow (VRF) technology is relatively new to the U.S., yet it has quickly become a very popular option in the commercial market. VRF is now moving into the residential market as well.
During the busiest of busy seasons, preparation is key in order for rooftop units to continue operating efficiently. So, break out those checklists, get a grip on those meters, and ensure your clients’ rooftop units are ready to rock and roll.
A set of recently enacted energy conservation standards for commercial air conditioners, heat pumps, and warm-air furnaces, otherwise known as rooftop units (RTUs), are set to go into effect in 2018 and 2023 and should, most definitely, be on the radar of all commercial HVAC contractors and manufacturers.
While many educational sessions were presented at the Air-Conditioning, Heating, and Refrigeration (AHR) Expo, perhaps the most popular was the course on global HVAC trends offered by the Building Services Research and Information Association (BSRIA).
These 3- to 5-ton units are an addition to Trane’s portfolio of Foundation™ light-commercial rooftop HVAC units. They fit a common roof curb used on many existing commercial buildings and can be installed without the need for an adapter, which saves customers time and money during installation.
These rooftop units can be configured at the factory, so consultant engineers or design-build contractors can get the exact spec unit they need delivered to the job site. With more than 35 options per tonnage size, there are more than 750,000 unit configurations available.
It’s the middle of summer and your customer, who can’t provide you with any helpful information about the history of this situation since they just recently purchased the business, is complaining that the temperature inside their small convenience store won’t get comfortable whenever the outdoor temperature gets over 90°F.