{
  "water_heaters": [
    {
      "template": "DEER Pre-1975",
      "fuel_type": "NaturalGas",
      "minimum_capacity": 0.0,
      "maximum_capacity": 99999.99,
      "start_date": "1919-09-10T00:00:00+00:00",
      "end_date": "2999-09-10T00:00:00+00:00",
      "energy_factor_base": 0.67,
      "energy_factor_volume_derate": 0.00221,
      "standby_loss_base": null,
      "standby_loss_capacity_allowance": null,
      "standby_loss_volume_allowance": null,
      "hourly_loss_base": null,
      "hourly_loss_volume_allowance": null,
      "thermal_efficiency": null,
      "notes": "From DEER Prototypes"
    },
    {
      "template": "DEER Pre-1975",
      "fuel_type": "NaturalGas",
      "minimum_capacity": 100000.0,
      "maximum_capacity": 99999999.0,
      "start_date": "1919-09-19T00:00:00+00:00",
      "end_date": "2999-09-19T00:00:00+00:00",
      "energy_factor_base": null,
      "energy_factor_volume_derate": null,
      "standby_loss_base": null,
      "standby_loss_capacity_allowance": 2053.0,
      "standby_loss_volume_allowance": 54.67,
      "hourly_loss_base": null,
      "hourly_loss_volume_allowance": null,
      "thermal_efficiency": 0.8,
      "notes": "From DEER Prototypes, values optimized to match % loss/hr in eQuest"
    }
  ]
}