diff --git a/homeassistant/components/advantage_air/__init__.py b/homeassistant/components/advantage_air/__init__.py
index cd676728e0d..609e9044e0d 100644
--- a/homeassistant/components/advantage_air/__init__.py
+++ b/homeassistant/components/advantage_air/__init__.py
@@ -17,7 +17,7 @@ from homeassistant.helpers.update_coordinator import (
 from .const import ADVANTAGE_AIR_RETRY, DOMAIN
 
 ADVANTAGE_AIR_SYNC_INTERVAL = 15
-ADVANTAGE_AIR_PLATFORMS = ["binary_sensor", "climate", "cover"]
+ADVANTAGE_AIR_PLATFORMS = ["climate", "cover", "binary_sensor", "sensor"]
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/homeassistant/components/advantage_air/sensor.py b/homeassistant/components/advantage_air/sensor.py
new file mode 100644
index 00000000000..e124f7b2a08
--- /dev/null
+++ b/homeassistant/components/advantage_air/sensor.py
@@ -0,0 +1,151 @@
+"""Sensor platform for Advantage Air integration."""
+import voluptuous as vol
+
+from homeassistant.components.advantage_air import AdvantageAirEntity
+from homeassistant.const import PERCENTAGE
+from homeassistant.helpers import config_validation as cv, entity_platform
+
+from .const import ADVANTAGE_AIR_STATE_OPEN, DOMAIN as ADVANTAGE_AIR_DOMAIN
+
+ADVANTAGE_AIR_SET_COUNTDOWN_VALUE = "minutes"
+ADVANTAGE_AIR_SET_COUNTDOWN_UNIT = "min"
+ADVANTAGE_AIR_SERVICE_SET_TIME_TO = "set_time_to"
+
+
+async def async_setup_entry(hass, config_entry, async_add_entities):
+    """Set up AdvantageAir sensor platform."""
+
+    instance = hass.data[ADVANTAGE_AIR_DOMAIN][config_entry.entry_id]
+
+    entities = []
+    for ac_key, ac_device in instance["coordinator"].data["aircons"].items():
+        entities.append(AdvantageAirTimeTo(instance, ac_key, "On"))
+        entities.append(AdvantageAirTimeTo(instance, ac_key, "Off"))
+        for zone_key, zone in ac_device["zones"].items():
+            # Only show damper sensors when zone is in temperature control
+            if zone["type"] != 0:
+                entities.append(AdvantageAirZoneVent(instance, ac_key, zone_key))
+            # Only show wireless signal strength sensors when using wireless sensors
+            if zone["rssi"] > 0:
+                entities.append(AdvantageAirZoneSignal(instance, ac_key, zone_key))
+    async_add_entities(entities)
+
+    platform = entity_platform.current_platform.get()
+    platform.async_register_entity_service(
+        ADVANTAGE_AIR_SERVICE_SET_TIME_TO,
+        {vol.Required("minutes"): cv.positive_int},
+        "set_time_to",
+    )
+
+
+class AdvantageAirTimeTo(AdvantageAirEntity):
+    """Representation of Advantage Air timer control."""
+
+    def __init__(self, instance, ac_key, time_period):
+        """Initialize the Advantage Air timer control."""
+        super().__init__(instance, ac_key)
+        self.time_period = time_period
+
+    @property
+    def name(self):
+        """Return the name."""
+        return f'{self._ac["name"]} Time To {self.time_period}'
+
+    @property
+    def unique_id(self):
+        """Return a unique id."""
+        return f'{self.coordinator.data["system"]["rid"]}-{self.ac_key}-timeto{self.time_period}'
+
+    @property
+    def state(self):
+        """Return the current value."""
+        return self._ac[f"countDownTo{self.time_period}"]
+
+    @property
+    def unit_of_measurement(self):
+        """Return the unit of measurement."""
+        return ADVANTAGE_AIR_SET_COUNTDOWN_UNIT
+
+    @property
+    def icon(self):
+        """Return a representative icon of the timer."""
+        if self._ac[f"countDownTo{self.time_period}"] > 0:
+            return "mdi:timer-outline"
+        return "mdi:timer-off-outline"
+
+    async def set_time_to(self, **kwargs):
+        """Set the timer value."""
+        value = min(720, max(0, int(kwargs[ADVANTAGE_AIR_SET_COUNTDOWN_VALUE])))
+        await self.async_change(
+            {self.ac_key: {"info": {f"countDownTo{self.time_period}": value}}}
+        )
+
+
+class AdvantageAirZoneVent(AdvantageAirEntity):
+    """Representation of Advantage Air Zone Vent Sensor."""
+
+    @property
+    def name(self):
+        """Return the name."""
+        return f'{self._zone["name"]} Vent'
+
+    @property
+    def unique_id(self):
+        """Return a unique id."""
+        return f'{self.coordinator.data["system"]["rid"]}-{self.ac_key}-{self.zone_key}-vent'
+
+    @property
+    def state(self):
+        """Return the current value of the air vent."""
+        if self._zone["state"] == ADVANTAGE_AIR_STATE_OPEN:
+            return self._zone["value"]
+        return 0
+
+    @property
+    def unit_of_measurement(self):
+        """Return the percent sign."""
+        return PERCENTAGE
+
+    @property
+    def icon(self):
+        """Return a representative icon."""
+        if self._zone["state"] == ADVANTAGE_AIR_STATE_OPEN:
+            return "mdi:fan"
+        return "mdi:fan-off"
+
+
+class AdvantageAirZoneSignal(AdvantageAirEntity):
+    """Representation of Advantage Air Zone wireless signal sensor."""
+
+    @property
+    def name(self):
+        """Return the name."""
+        return f'{self._zone["name"]} Signal'
+
+    @property
+    def unique_id(self):
+        """Return a unique id."""
+        return f'{self.coordinator.data["system"]["rid"]}-{self.ac_key}-{self.zone_key}-signal'
+
+    @property
+    def state(self):
+        """Return the current value of the wireless signal."""
+        return self._zone["rssi"]
+
+    @property
+    def unit_of_measurement(self):
+        """Return the percent sign."""
+        return PERCENTAGE
+
+    @property
+    def icon(self):
+        """Return a representative icon."""
+        if self._zone["rssi"] >= 80:
+            return "mdi:wifi-strength-4"
+        if self._zone["rssi"] >= 60:
+            return "mdi:wifi-strength-3"
+        if self._zone["rssi"] >= 40:
+            return "mdi:wifi-strength-2"
+        if self._zone["rssi"] >= 20:
+            return "mdi:wifi-strength-1"
+        return "mdi:wifi-strength-outline"
diff --git a/homeassistant/components/advantage_air/services.yaml b/homeassistant/components/advantage_air/services.yaml
new file mode 100644
index 00000000000..aa222577b2f
--- /dev/null
+++ b/homeassistant/components/advantage_air/services.yaml
@@ -0,0 +1,9 @@
+set_time_to:
+  description: Control timers to turn the system on or off after a set number of minutes
+  fields:
+    entity_id:
+      description: Time To sensor entity
+      example: "sensor.ac_time_to_on"
+    minutes:
+      description: Minutes until action
+      example: "60"
diff --git a/tests/components/advantage_air/test_sensor.py b/tests/components/advantage_air/test_sensor.py
new file mode 100644
index 00000000000..e420ab978fd
--- /dev/null
+++ b/tests/components/advantage_air/test_sensor.py
@@ -0,0 +1,126 @@
+"""Test the Advantage Air Sensor Platform."""
+
+from json import loads
+
+from homeassistant.components.advantage_air.const import DOMAIN as ADVANTAGE_AIR_DOMAIN
+from homeassistant.components.advantage_air.sensor import (
+    ADVANTAGE_AIR_SERVICE_SET_TIME_TO,
+    ADVANTAGE_AIR_SET_COUNTDOWN_VALUE,
+)
+from homeassistant.const import ATTR_ENTITY_ID
+
+from tests.components.advantage_air import (
+    TEST_SET_RESPONSE,
+    TEST_SET_URL,
+    TEST_SYSTEM_DATA,
+    TEST_SYSTEM_URL,
+    add_mock_config,
+)
+
+
+async def test_sensor_platform(hass, aioclient_mock):
+    """Test sensor platform."""
+
+    aioclient_mock.get(
+        TEST_SYSTEM_URL,
+        text=TEST_SYSTEM_DATA,
+    )
+    aioclient_mock.get(
+        TEST_SET_URL,
+        text=TEST_SET_RESPONSE,
+    )
+    await add_mock_config(hass)
+
+    registry = await hass.helpers.entity_registry.async_get_registry()
+
+    assert len(aioclient_mock.mock_calls) == 1
+
+    # Test First TimeToOn Sensor
+    entity_id = "sensor.ac_one_time_to_on"
+    state = hass.states.get(entity_id)
+    assert state
+    assert int(state.state) == 0
+
+    entry = registry.async_get(entity_id)
+    assert entry
+    assert entry.unique_id == "uniqueid-ac1-timetoOn"
+
+    value = 20
+    await hass.services.async_call(
+        ADVANTAGE_AIR_DOMAIN,
+        ADVANTAGE_AIR_SERVICE_SET_TIME_TO,
+        {ATTR_ENTITY_ID: [entity_id], ADVANTAGE_AIR_SET_COUNTDOWN_VALUE: value},
+        blocking=True,
+    )
+    assert len(aioclient_mock.mock_calls) == 3
+    assert aioclient_mock.mock_calls[-2][0] == "GET"
+    assert aioclient_mock.mock_calls[-2][1].path == "/setAircon"
+    data = loads(aioclient_mock.mock_calls[-2][1].query["json"])
+    assert data["ac1"]["info"]["countDownToOn"] == value
+    assert aioclient_mock.mock_calls[-1][0] == "GET"
+    assert aioclient_mock.mock_calls[-1][1].path == "/getSystemData"
+
+    # Test First TimeToOff Sensor
+    entity_id = "sensor.ac_one_time_to_off"
+    state = hass.states.get(entity_id)
+    assert state
+    assert int(state.state) == 10
+
+    entry = registry.async_get(entity_id)
+    assert entry
+    assert entry.unique_id == "uniqueid-ac1-timetoOff"
+
+    value = 0
+    await hass.services.async_call(
+        ADVANTAGE_AIR_DOMAIN,
+        ADVANTAGE_AIR_SERVICE_SET_TIME_TO,
+        {ATTR_ENTITY_ID: [entity_id], ADVANTAGE_AIR_SET_COUNTDOWN_VALUE: value},
+        blocking=True,
+    )
+    assert len(aioclient_mock.mock_calls) == 5
+    assert aioclient_mock.mock_calls[-2][0] == "GET"
+    assert aioclient_mock.mock_calls[-2][1].path == "/setAircon"
+    data = loads(aioclient_mock.mock_calls[-2][1].query["json"])
+    assert data["ac1"]["info"]["countDownToOff"] == value
+    assert aioclient_mock.mock_calls[-1][0] == "GET"
+    assert aioclient_mock.mock_calls[-1][1].path == "/getSystemData"
+
+    # Test First Zone Vent Sensor
+    entity_id = "sensor.zone_open_with_sensor_vent"
+    state = hass.states.get(entity_id)
+    assert state
+    assert int(state.state) == 100
+
+    entry = registry.async_get(entity_id)
+    assert entry
+    assert entry.unique_id == "uniqueid-ac1-z01-vent"
+
+    # Test Second Zone Vent Sensor
+    entity_id = "sensor.zone_closed_with_sensor_vent"
+    state = hass.states.get(entity_id)
+    assert state
+    assert int(state.state) == 0
+
+    entry = registry.async_get(entity_id)
+    assert entry
+    assert entry.unique_id == "uniqueid-ac1-z02-vent"
+
+    # Test First Zone Signal Sensor
+    entity_id = "sensor.zone_open_with_sensor_signal"
+    state = hass.states.get(entity_id)
+    assert state
+    assert int(state.state) == 40
+
+    entry = registry.async_get(entity_id)
+    assert entry
+    assert entry.unique_id == "uniqueid-ac1-z01-signal"
+
+    # Test Second Zone Signal Sensor
+    entity_id = "sensor.zone_closed_with_sensor_signal"
+    state = hass.states.get(entity_id)
+    assert state
+    assert int(state.state) == 10
+
+    entry = registry.async_get(entity_id)
+    assert entry
+    assert entry.unique_id == "uniqueid-ac1-z02-signal"
diff --git a/tests/fixtures/advantage_air/getSystemData.json b/tests/fixtures/advantage_air/getSystemData.json
index fe4de0faed9..88f184b2dc0 100644
--- a/tests/fixtures/advantage_air/getSystemData.json
+++ b/tests/fixtures/advantage_air/getSystemData.json
@@ -3,7 +3,7 @@
         "ac1": {
             "info": {
                 "climateControlModeIsRunning": false,
-                "countDownToOff": 0,
+                "countDownToOff": 10,
                 "countDownToOn": 0,
                 "fan": "high",
                 "filterCleanStatus": 0,
@@ -24,7 +24,7 @@
                     "motionConfig": 2,
                     "name": "Zone open with Sensor",
                     "number": 1,
-                    "rssi": -50,
+                    "rssi": 40,
                     "setTemp": 24,
                     "state": "open",
                     "type": 1,
@@ -39,7 +39,52 @@
                     "motionConfig": 2,
                     "name": "Zone closed with Sensor",
                     "number": 1,
-                    "rssi": -50,
+                    "rssi": 10,
+                    "setTemp": 24,
+                    "state": "close",
+                    "type": 1,
+                    "value": 0
+                },
+                "z03": {
+                    "error": 0,
+                    "maxDamper": 100,
+                    "measuredTemp": 25,
+                    "minDamper": 0,
+                    "motion": 1,
+                    "motionConfig": 1,
+                    "name": "Zone 3",
+                    "number": 1,
+                    "rssi": 25,
+                    "setTemp": 24,
+                    "state": "close",
+                    "type": 1,
+                    "value": 0
+                },
+                "z04": {
+                    "error": 0,
+                    "maxDamper": 100,
+                    "measuredTemp": 25,
+                    "minDamper": 0,
+                    "motion": 1,
+                    "motionConfig": 1,
+                    "name": "Zone 4",
+                    "number": 1,
+                    "rssi": 75,
+                    "setTemp": 24,
+                    "state": "close",
+                    "type": 1,
+                    "value": 0
+                },
+                "z05": {
+                    "error": 0,
+                    "maxDamper": 100,
+                    "measuredTemp": 25,
+                    "minDamper": 0,
+                    "motion": 1,
+                    "motionConfig": 1,
+                    "name": "Zone 5",
+                    "number": 1,
+                    "rssi": 100,
                     "setTemp": 24,
                     "state": "close",
                     "type": 1,
@@ -51,7 +96,7 @@
             "info": {
                 "climateControlModeIsRunning": false,
                 "countDownToOff": 0,
-                "countDownToOn": 0,
+                "countDownToOn": 20,
                 "fan": "low",
                 "filterCleanStatus": 1,
                 "freshAirStatus": "none",