Variable Refrigerant Flow (VRF) is everywhere these days. If you work in HVAC, you can’t escape it. The brochures promise efficiency, flexibility, and comfort – sometimes they sound like VRF can solve ...
One of the most interesting new HVAC trends is the use of VRF systems. While the use of these systems is fairly new in North America, they have been deployed in other parts of the world for years. In ...
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