We are all set. As mentioned earlier, hubs is an HVAC/Plumber/Contractor and we have a kinetico water softener system on our navien tankless. Only benefit of having a small biz in NY is you can buy the stuff wholesale.
Watch out for a/c repairmen. They will turn off the Freon and claim you need a whole new unit. Learn the tricks, turn it back on yourself and send the cheater off your property.