Smart Thermostat for Multi Families

[Ivan Shao]

Good morning BP nation! I am looking to replace a smart thermostat on a 4 families building; currently, a 250,000 BTU furnace supply heat to entire building radiators. I would like to look a smart device in order achieve below golas. 1. Able to schedule heat distribution 2. Able to view and adjust temp on smart phone 3. Would be to provide track record showing temperature past 3-6 months Thank you in advance!