What Every Landlord and Tenant Should Know About R-410A Refrigerant Heating and cooling systems are among the most important components of any rental property. Whether it's an apartment, townhouse, condominium, or single-family rental home, HVAC performance directly impacts tenant comfort, energy costs, property value, and maintenance expenses. One topic that has generated significant attention in recent years is R-410A refrigerant. For more than two decades, R-410A has been