diff --git a/homeassistant/components/shelly/const.py b/homeassistant/components/shelly/const.py
index cc82f0ad700..33b4caa5034 100644
--- a/homeassistant/components/shelly/const.py
+++ b/homeassistant/components/shelly/const.py
@@ -179,3 +179,5 @@ MAX_PUSH_UPDATE_FAILURES = 5
 PUSH_UPDATE_ISSUE_ID = "push_update_{unique}"
 
 NOT_CALIBRATED_ISSUE_ID = "not_calibrated_{unique}"
+
+GAS_VALVE_OPEN_STATES = ("opening", "opened")
diff --git a/homeassistant/components/shelly/sensor.py b/homeassistant/components/shelly/sensor.py
index cd9980921c8..abcca888005 100644
--- a/homeassistant/components/shelly/sensor.py
+++ b/homeassistant/components/shelly/sensor.py
@@ -312,6 +312,24 @@ SENSORS: Final = {
         value=lambda value: value,
         extra_state_attributes=lambda block: {"self_test": block.selfTest},
     ),
+    ("valve", "valve"): BlockSensorDescription(
+        key="valve|valve",
+        name="Valve status",
+        translation_key="valve_status",
+        icon="mdi:valve",
+        device_class=SensorDeviceClass.ENUM,
+        options=[
+            "checking",
+            "closed",
+            "closing",
+            "failure",
+            "opened",
+            "opening",
+            "unknown",
+        ],
+        entity_category=EntityCategory.DIAGNOSTIC,
+        removal_condition=lambda _, block: block.valve == "not_connected",
+    ),
 }
 
 REST_SENSORS: Final = {
diff --git a/homeassistant/components/shelly/strings.json b/homeassistant/components/shelly/strings.json
index 6ff48f5b85b..043ff419742 100644
--- a/homeassistant/components/shelly/strings.json
+++ b/homeassistant/components/shelly/strings.json
@@ -116,6 +116,17 @@
             }
           }
         }
+      },
+      "valve_status": {
+        "state": {
+          "checking": "Checking",
+          "closed": "Closed",
+          "closing": "Closing",
+          "failure": "Failure",
+          "opened": "Opened",
+          "opening": "Opening",
+          "unknown": "[%key:component::shelly::entity::sensor::operation::state::unknown%]"
+        }
       }
     }
   },
diff --git a/homeassistant/components/shelly/switch.py b/homeassistant/components/shelly/switch.py
index 3f5186a2017..395b386993a 100644
--- a/homeassistant/components/shelly/switch.py
+++ b/homeassistant/components/shelly/switch.py
@@ -1,17 +1,25 @@
 """Switch for Shelly."""
 from __future__ import annotations
 
+from dataclasses import dataclass
 from typing import Any, cast
 
 from aioshelly.block_device import Block
 
-from homeassistant.components.switch import SwitchEntity
+from homeassistant.components.switch import SwitchEntity, SwitchEntityDescription
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant, callback
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
+from .const import GAS_VALVE_OPEN_STATES
 from .coordinator import ShellyBlockCoordinator, ShellyRpcCoordinator, get_entry_data
-from .entity import ShellyBlockEntity, ShellyRpcEntity
+from .entity import (
+    BlockEntityDescription,
+    ShellyBlockAttributeEntity,
+    ShellyBlockEntity,
+    ShellyRpcEntity,
+    async_setup_block_attribute_entities,
+)
 from .utils import (
     async_remove_shelly_entity,
     get_device_entry_gen,
@@ -21,6 +29,19 @@ from .utils import (
 )
 
 
+@dataclass
+class BlockSwitchDescription(BlockEntityDescription, SwitchEntityDescription):
+    """Class to describe a BLOCK switch."""
+
+
+GAS_VALVE_SWITCH = BlockSwitchDescription(
+    key="valve|valve",
+    name="Valve",
+    available=lambda block: block.valve not in ("failure", "checking"),
+    removal_condition=lambda _, block: block.valve in ("not_connected", "unknown"),
+)
+
+
 async def async_setup_entry(
     hass: HomeAssistant,
     config_entry: ConfigEntry,
@@ -43,6 +64,17 @@ def async_setup_block_entry(
     coordinator = get_entry_data(hass)[config_entry.entry_id].block
     assert coordinator
 
+    # Add Shelly Gas Valve as a switch
+    if coordinator.model == "SHGS-1":
+        async_setup_block_attribute_entities(
+            hass,
+            async_add_entities,
+            coordinator,
+            {("valve", "valve"): GAS_VALVE_SWITCH},
+            BlockValveSwitch,
+        )
+        return
+
     # In roller mode the relay blocks exist but do not contain required info
     if (
         coordinator.model in ["SHSW-21", "SHSW-25"]
@@ -94,6 +126,53 @@ def async_setup_rpc_entry(
     async_add_entities(RpcRelaySwitch(coordinator, id_) for id_ in switch_ids)
 
 
+class BlockValveSwitch(ShellyBlockAttributeEntity, SwitchEntity):
+    """Entity that controls a Gas Valve on Block based Shelly devices."""
+
+    entity_description: BlockSwitchDescription
+
+    def __init__(
+        self,
+        coordinator: ShellyBlockCoordinator,
+        block: Block,
+        attribute: str,
+        description: BlockSwitchDescription,
+    ) -> None:
+        """Initialize valve."""
+        super().__init__(coordinator, block, attribute, description)
+        self.control_result: dict[str, Any] | None = None
+
+    @property
+    def is_on(self) -> bool:
+        """If valve is open."""
+        if self.control_result:
+            return self.control_result["state"] in GAS_VALVE_OPEN_STATES
+
+        return self.attribute_value in GAS_VALVE_OPEN_STATES
+
+    @property
+    def icon(self) -> str:
+        """Return the icon."""
+        return "mdi:valve-open" if self.is_on else "mdi:valve-closed"
+
+    async def async_turn_on(self, **kwargs: Any) -> None:
+        """Open valve."""
+        self.control_result = await self.set_state(go="open")
+        self.async_write_ha_state()
+
+    async def async_turn_off(self, **kwargs: Any) -> None:
+        """Close valve."""
+        self.control_result = await self.set_state(go="close")
+        self.async_write_ha_state()
+
+    @callback
+    def _update_callback(self) -> None:
+        """When device updates, clear control result that overrides state."""
+        self.control_result = None
+
+        super()._update_callback()
+
+
 class BlockRelaySwitch(ShellyBlockEntity, SwitchEntity):
     """Entity that controls a relay on Block based Shelly devices."""
 
diff --git a/tests/components/shelly/conftest.py b/tests/components/shelly/conftest.py
index de12adefaf1..797673265a6 100644
--- a/tests/components/shelly/conftest.py
+++ b/tests/components/shelly/conftest.py
@@ -131,6 +131,16 @@ MOCK_BLOCKS = [
         description="emeter_0",
         type="emeter",
     ),
+    Mock(
+        sensor_ids={"valve": "closed"},
+        valve="closed",
+        channel="0",
+        description="valve_0",
+        type="valve",
+        set_state=AsyncMock(
+            side_effect=lambda go: {"state": "opening" if go == "open" else "closing"}
+        ),
+    ),
 ]
 
 MOCK_CONFIG = {
diff --git a/tests/components/shelly/test_climate.py b/tests/components/shelly/test_climate.py
index c806cb5e742..08ec548d3f0 100644
--- a/tests/components/shelly/test_climate.py
+++ b/tests/components/shelly/test_climate.py
@@ -32,6 +32,7 @@ from tests.common import mock_restore_cache, mock_restore_cache_with_extra_data
 SENSOR_BLOCK_ID = 3
 DEVICE_BLOCK_ID = 4
 EMETER_BLOCK_ID = 5
+GAS_VALVE_BLOCK_ID = 6
 ENTITY_ID = f"{CLIMATE_DOMAIN}.test_name"
 
 
@@ -47,6 +48,7 @@ async def test_climate_hvac_mode(
     )
     monkeypatch.setattr(mock_block_device.blocks[DEVICE_BLOCK_ID], "valveError", 0)
     monkeypatch.delattr(mock_block_device.blocks[EMETER_BLOCK_ID], "targetTemp")
+    monkeypatch.delattr(mock_block_device.blocks[GAS_VALVE_BLOCK_ID], "targetTemp")
     await init_integration(hass, 1, sleep_period=1000, model="SHTRV-01")
 
     # Make device online
@@ -103,6 +105,7 @@ async def test_climate_set_temperature(
     """Test climate set temperature service."""
     monkeypatch.delattr(mock_block_device.blocks[DEVICE_BLOCK_ID], "targetTemp")
     monkeypatch.setattr(mock_block_device.blocks[DEVICE_BLOCK_ID], "valveError", 0)
+    monkeypatch.delattr(mock_block_device.blocks[GAS_VALVE_BLOCK_ID], "targetTemp")
     await init_integration(hass, 1, sleep_period=1000)
 
     # Make device online
@@ -144,6 +147,7 @@ async def test_climate_set_preset_mode(
 ) -> None:
     """Test climate set preset mode service."""
     monkeypatch.delattr(mock_block_device.blocks[DEVICE_BLOCK_ID], "targetTemp")
+    monkeypatch.delattr(mock_block_device.blocks[GAS_VALVE_BLOCK_ID], "targetTemp")
     monkeypatch.setattr(mock_block_device.blocks[DEVICE_BLOCK_ID], "valveError", 0)
     monkeypatch.setattr(mock_block_device.blocks[DEVICE_BLOCK_ID], "mode", None)
     await init_integration(hass, 1, sleep_period=1000, model="SHTRV-01")
@@ -198,6 +202,7 @@ async def test_block_restored_climate(
 ) -> None:
     """Test block restored climate."""
     monkeypatch.delattr(mock_block_device.blocks[DEVICE_BLOCK_ID], "targetTemp")
+    monkeypatch.delattr(mock_block_device.blocks[GAS_VALVE_BLOCK_ID], "targetTemp")
     monkeypatch.setattr(mock_block_device.blocks[DEVICE_BLOCK_ID], "valveError", 0)
     monkeypatch.delattr(mock_block_device.blocks[EMETER_BLOCK_ID], "targetTemp")
     entry = await init_integration(hass, 1, sleep_period=1000, skip_setup=True)
@@ -261,6 +266,7 @@ async def test_block_restored_climate_us_customery(
     """Test block restored climate with US CUSTOMATY unit system."""
     hass.config.units = US_CUSTOMARY_SYSTEM
     monkeypatch.delattr(mock_block_device.blocks[DEVICE_BLOCK_ID], "targetTemp")
+    monkeypatch.delattr(mock_block_device.blocks[GAS_VALVE_BLOCK_ID], "targetTemp")
     monkeypatch.setattr(mock_block_device.blocks[DEVICE_BLOCK_ID], "valveError", 0)
     monkeypatch.delattr(mock_block_device.blocks[EMETER_BLOCK_ID], "targetTemp")
     entry = await init_integration(hass, 1, sleep_period=1000, skip_setup=True)
diff --git a/tests/components/shelly/test_switch.py b/tests/components/shelly/test_switch.py
index a93d752f9e2..a53c5dc185b 100644
--- a/tests/components/shelly/test_switch.py
+++ b/tests/components/shelly/test_switch.py
@@ -9,6 +9,7 @@ from homeassistant.components.switch import DOMAIN as SWITCH_DOMAIN
 from homeassistant.config_entries import SOURCE_REAUTH, ConfigEntryState
 from homeassistant.const import (
     ATTR_ENTITY_ID,
+    ATTR_ICON,
     SERVICE_TURN_OFF,
     SERVICE_TURN_ON,
     STATE_OFF,
@@ -16,10 +17,12 @@ from homeassistant.const import (
 )
 from homeassistant.core import HomeAssistant
 from homeassistant.exceptions import HomeAssistantError
+from homeassistant.helpers import entity_registry as er
 
 from . import init_integration
 
 RELAY_BLOCK_ID = 0
+GAS_VALVE_BLOCK_ID = 6
 
 
 async def test_block_device_services(hass: HomeAssistant, mock_block_device) -> None:
@@ -226,3 +229,51 @@ async def test_rpc_auth_error(
     assert "context" in flow
     assert flow["context"].get("source") == SOURCE_REAUTH
     assert flow["context"].get("entry_id") == entry.entry_id
+
+
+async def test_block_device_gas_valve(
+    hass: HomeAssistant, mock_block_device, monkeypatch
+) -> None:
+    """Test block device Shelly Gas with Valve addon."""
+    registry = er.async_get(hass)
+    await init_integration(hass, 1, "SHGS-1")
+    entity_id = "switch.test_name_valve"
+
+    entry = registry.async_get(entity_id)
+    assert entry
+    assert entry.unique_id == "123456789ABC-valve_0-valve"
+
+    assert hass.states.get(entity_id).state == STATE_OFF  # valve is closed
+
+    await hass.services.async_call(
+        SWITCH_DOMAIN,
+        SERVICE_TURN_ON,
+        {ATTR_ENTITY_ID: entity_id},
+        blocking=True,
+    )
+
+    state = hass.states.get(entity_id)
+    assert state
+    assert state.state == STATE_ON  # valve is open
+    assert state.attributes.get(ATTR_ICON) == "mdi:valve-open"
+
+    await hass.services.async_call(
+        SWITCH_DOMAIN,
+        SERVICE_TURN_OFF,
+        {ATTR_ENTITY_ID: entity_id},
+        blocking=True,
+    )
+
+    state = hass.states.get(entity_id)
+    assert state
+    assert state.state == STATE_OFF  # valve is closed
+    assert state.attributes.get(ATTR_ICON) == "mdi:valve-closed"
+
+    monkeypatch.setattr(mock_block_device.blocks[GAS_VALVE_BLOCK_ID], "valve", "opened")
+    mock_block_device.mock_update()
+    await hass.async_block_till_done()
+
+    state = hass.states.get(entity_id)
+    assert state
+    assert state.state == STATE_ON  # valve is open
+    assert state.attributes.get(ATTR_ICON) == "mdi:valve-open"