diff --git a/Content.Client/Atmos/UI/GasMixerBoundUserInteface.cs b/Content.Client/Atmos/UI/GasMixerBoundUserInteface.cs
new file mode 100644
index 0000000000..5be7a367f7
--- /dev/null
+++ b/Content.Client/Atmos/UI/GasMixerBoundUserInteface.cs
@@ -0,0 +1,91 @@
+using System;
+using Content.Client.Atmos.EntitySystems;
+using Content.Shared.Atmos;
+using Content.Shared.Atmos.Piping.Binary.Components;
+using Content.Shared.Atmos.Piping.Trinary.Components;
+using JetBrains.Annotations;
+using Robust.Client.GameObjects;
+using Robust.Shared.GameObjects;
+
+namespace Content.Client.Atmos.UI
+{
+    /// <summary>
+    /// Initializes a <see cref="GasMixerWindow"/> and updates it when new server messages are received.
+    /// </summary>
+    [UsedImplicitly]
+    public class GasMixerBoundUserInterface : BoundUserInterface
+    {
+
+        private GasMixerWindow? _window;
+        private const float MaxPressure = Atmospherics.MaxOutputPressure;
+
+        public GasMixerBoundUserInterface(ClientUserInterfaceComponent owner, object uiKey) : base(owner, uiKey)
+        {
+        }
+
+        protected override void Open()
+        {
+            base.Open();
+
+            _window = new GasMixerWindow();
+
+            if(State != null)
+                UpdateState(State);
+
+            _window.OpenCentered();
+
+            _window.OnClose += Close;
+
+            _window.ToggleStatusButtonPressed += OnToggleStatusButtonPressed;
+            _window.MixerOutputPressureChanged += OnMixerOutputPressurePressed;
+            _window.MixerNodePercentageChanged += OnMixerSetPercentagePressed;
+        }
+
+        private void OnToggleStatusButtonPressed()
+        {
+            if (_window is null) return;
+            SendMessage(new GasMixerToggleStatusMessage(_window.MixerStatus));
+        }
+
+        private void OnMixerOutputPressurePressed(string value)
+        {
+            float pressure = float.TryParse(value, out var parsed) ? parsed : 0f;
+            if (pressure > MaxPressure) pressure = MaxPressure;
+
+            SendMessage(new GasMixerChangeOutputPressureMessage(pressure));
+        }
+
+        private void OnMixerSetPercentagePressed(string value)
+        {
+            // We don't need to send both nodes because it's just 1.0f - node
+            float node = float.TryParse(value, out var parsed) ? parsed : 1.0f;
+
+            if(_window is not null) node = _window.NodeOneLastEdited ? node : 1.0f - node;
+
+            SendMessage(new GasMixerChangeNodePercentageMessage(node));
+        }
+
+        /// <summary>
+        /// Update the UI state based on server-sent info
+        /// </summary>
+        /// <param name="state"></param>
+        protected override void UpdateState(BoundUserInterfaceState state)
+        {
+            base.UpdateState(state);
+            if (_window == null || state is not GasMixerBoundUserInterfaceState cast)
+                return;
+
+            _window.Title = (cast.MixerLabel);
+            _window.SetMixerStatus(cast.Enabled);
+            _window.SetOutputPressure(cast.OutputPressure);
+            _window.SetNodePercentages(cast.NodeOne);
+        }
+
+        protected override void Dispose(bool disposing)
+        {
+            base.Dispose(disposing);
+            if (!disposing) return;
+            _window?.Dispose();
+        }
+    }
+}
diff --git a/Content.Client/Atmos/UI/GasMixerWindow.xaml b/Content.Client/Atmos/UI/GasMixerWindow.xaml
new file mode 100644
index 0000000000..9d69d9bf4c
--- /dev/null
+++ b/Content.Client/Atmos/UI/GasMixerWindow.xaml
@@ -0,0 +1,38 @@
+<SS14Window xmlns="https://spacestation14.io"
+            xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+            xmlns:s="clr-namespace:Content.Client.Stylesheets"
+            MinSize="200 200" Title="Gas Mixer">
+    <BoxContainer Orientation="Vertical" Margin="5 5 5 5" SeparationOverride="10">
+        <BoxContainer Orientation="Horizontal" HorizontalExpand="True">
+            <Label Text="{Loc comp-gas-mixer-ui-mixer-status} "/>
+            <Control MinSize="5 0" />
+            <Button Name="ToggleStatusButton"/>
+        </BoxContainer>
+        <BoxContainer Orientation="Horizontal" HorizontalExpand="True">
+            <Label Text="{Loc comp-gas-mixer-ui-mixer-output-pressure} "/>
+            <Control MinSize="5 0" />
+            <LineEdit Name="MixerPressureOutputInput" MinSize="60 0" />
+            <Control MinSize="5 0" />
+            <Button Name="SetMaxPressureButton" Text="{Loc comp-gas-mixer-ui-mixer-max}" />
+            <Control MinSize="5 0" />
+            <Control HorizontalExpand="True" />
+            <Button Name="SetOutputPressureButton" Text="{Loc comp-gas-mixer-ui-mixer-set}" HorizontalAlignment="Right" Disabled="True"/>
+            <Control MinSize="0 5" />
+        </BoxContainer>
+        <BoxContainer Orientation="Horizontal" HorizontalExpand="True">
+            <Control MinSize="0 5" />
+            <Label Text="{Loc comp-gas-mixer-ui-mixer-node-primary} "/>
+            <Control MinSize="5 0" />
+            <LineEdit Name="MixerNodeOneInput" MinSize="60 0" />
+            <Label Text=" %"/>
+            <Control MinSize="5 0" />
+            <Label Text="{Loc comp-gas-mixer-ui-mixer-node-side} "/>
+            <Control MinSize="5 0" />
+            <LineEdit Name="MixerNodeTwoInput" MinSize="60 0" />
+            <Label Text=" %"/>
+        </BoxContainer>
+        <BoxContainer Orientation="Horizontal" HorizontalExpand="True">
+            <Button Name="SetMixerPercentageButton" Text="{Loc comp-gas-mixer-ui-mixer-set}" HorizontalAlignment="Right" Disabled="True"/>
+        </BoxContainer>
+    </BoxContainer>
+</SS14Window>
diff --git a/Content.Client/Atmos/UI/GasMixerWindow.xaml.cs b/Content.Client/Atmos/UI/GasMixerWindow.xaml.cs
new file mode 100644
index 0000000000..af4408bd9d
--- /dev/null
+++ b/Content.Client/Atmos/UI/GasMixerWindow.xaml.cs
@@ -0,0 +1,97 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using Content.Client.Atmos.EntitySystems;
+using Content.Shared.Atmos;
+using Content.Shared.Atmos.Prototypes;
+using Robust.Client.AutoGenerated;
+using Robust.Client.Graphics;
+using Robust.Client.UserInterface;
+using Robust.Client.UserInterface.Controls;
+using Robust.Client.UserInterface.CustomControls;
+using Robust.Client.UserInterface.XAML;
+using Robust.Shared.Localization;
+using Robust.Shared.Maths;
+
+namespace Content.Client.Atmos.UI
+{
+    /// <summary>
+    /// Client-side UI used to control a gas mixer.
+    /// </summary>
+    [GenerateTypedNameReferences]
+    public partial class GasMixerWindow : SS14Window
+    {
+        public bool MixerStatus = true;
+
+        public event Action? ToggleStatusButtonPressed;
+        public event Action<string>? MixerOutputPressureChanged;
+        public event Action<string>? MixerNodePercentageChanged;
+
+        public bool NodeOneLastEdited = true;
+
+        public GasMixerWindow()
+        {
+            RobustXamlLoader.Load(this);
+
+            ToggleStatusButton.OnPressed += _ => SetMixerStatus(!MixerStatus);
+            ToggleStatusButton.OnPressed += _ => ToggleStatusButtonPressed?.Invoke();
+
+            MixerPressureOutputInput.OnTextChanged += _ => SetOutputPressureButton.Disabled = false;
+            SetOutputPressureButton.OnPressed += _ =>
+            {
+                MixerOutputPressureChanged?.Invoke(MixerPressureOutputInput.Text ??= "");
+                SetOutputPressureButton.Disabled = true;
+            };
+
+            SetMaxPressureButton.OnPressed += _ =>
+            {
+                MixerPressureOutputInput.Text = Atmospherics.MaxOutputPressure.ToString(CultureInfo.InvariantCulture);
+                SetOutputPressureButton.Disabled = false;
+            };
+
+            MixerNodeOneInput.OnTextChanged += _ =>
+            {
+                SetMixerPercentageButton.Disabled = false;
+                NodeOneLastEdited = true;
+            };
+            MixerNodeTwoInput.OnTextChanged += _ =>
+            {
+                SetMixerPercentageButton.Disabled = false;
+                NodeOneLastEdited = false;
+            };
+
+            SetMixerPercentageButton.OnPressed += _ =>
+            {
+                MixerNodePercentageChanged?.Invoke(NodeOneLastEdited ? MixerNodeOneInput.Text ??= "" : MixerNodeTwoInput.Text ??= "");
+                SetMixerPercentageButton.Disabled = true;
+            };
+        }
+
+        public void SetOutputPressure(float pressure)
+        {
+            MixerPressureOutputInput.Text = pressure.ToString(CultureInfo.InvariantCulture);
+        }
+
+        public void SetNodePercentages(float nodeOne)
+        {
+            nodeOne *= 100.0f;
+            MixerNodeOneInput.Text = nodeOne.ToString(CultureInfo.InvariantCulture);
+
+            float nodeTwo = 100.0f - nodeOne;
+            MixerNodeTwoInput.Text = nodeTwo.ToString(CultureInfo.InvariantCulture);
+        }
+
+        public void SetMixerStatus(bool enabled)
+        {
+            MixerStatus = enabled;
+            if (enabled)
+            {
+                ToggleStatusButton.Text = Loc.GetString("comp-gas-mixer-ui-status-enabled");
+            }
+            else
+            {
+                ToggleStatusButton.Text = Loc.GetString("comp-gas-mixer-ui-status-disabled");
+            }
+        }
+    }
+}
diff --git a/Content.Server/Atmos/Piping/Binary/EntitySystems/GasPressurePumpSystem.cs b/Content.Server/Atmos/Piping/Binary/EntitySystems/GasPressurePumpSystem.cs
index fdb0b99f21..ccfead7f73 100644
--- a/Content.Server/Atmos/Piping/Binary/EntitySystems/GasPressurePumpSystem.cs
+++ b/Content.Server/Atmos/Piping/Binary/EntitySystems/GasPressurePumpSystem.cs
@@ -8,6 +8,7 @@ using Content.Shared.Atmos.Piping;
 using Content.Shared.Atmos.Piping.Binary.Components;
 using Content.Shared.Examine;
 using Content.Shared.Interaction;
+using Content.Shared.Popups;
 using JetBrains.Annotations;
 using Robust.Server.GameObjects;
 using Robust.Shared.GameObjects;
@@ -94,8 +95,15 @@ namespace Content.Server.Atmos.Piping.Binary.EntitySystems
             if (!args.User.TryGetComponent(out ActorComponent? actor))
                 return;
 
-            _userInterfaceSystem.TryOpen(uid, GasPressurePumpUiKey.Key, actor.PlayerSession);
-            DirtyUI(uid, component);
+            if (component.Owner.Transform.Anchored)
+            {
+                _userInterfaceSystem.TryOpen(uid, GasPressurePumpUiKey.Key, actor.PlayerSession);
+                DirtyUI(uid, component);
+            }
+            else
+            {
+                args.User.PopupMessageCursor(Loc.GetString("comp-gas-pump-ui-needs-anchor"));
+            }
 
             args.Handled = true;
         }
diff --git a/Content.Server/Atmos/Piping/Binary/EntitySystems/GasVolumePumpSystem.cs b/Content.Server/Atmos/Piping/Binary/EntitySystems/GasVolumePumpSystem.cs
index a10ba64dc9..527f11e676 100644
--- a/Content.Server/Atmos/Piping/Binary/EntitySystems/GasVolumePumpSystem.cs
+++ b/Content.Server/Atmos/Piping/Binary/EntitySystems/GasVolumePumpSystem.cs
@@ -8,6 +8,7 @@ using Content.Shared.Atmos;
 using Content.Shared.Atmos.Piping.Binary.Components;
 using Content.Shared.Examine;
 using Content.Shared.Interaction;
+using Content.Shared.Popups;
 using JetBrains.Annotations;
 using Robust.Server.GameObjects;
 using Robust.Shared.GameObjects;
@@ -99,8 +100,15 @@ namespace Content.Server.Atmos.Piping.Binary.EntitySystems
             if (!args.User.TryGetComponent(out ActorComponent? actor))
                 return;
 
-            _userInterfaceSystem.TryOpen(uid, GasVolumePumpUiKey.Key, actor.PlayerSession);
-            DirtyUI(uid, component);
+            if (component.Owner.Transform.Anchored)
+            {
+                _userInterfaceSystem.TryOpen(uid, GasVolumePumpUiKey.Key, actor.PlayerSession);
+                DirtyUI(uid, component);
+            }
+            else
+            {
+                args.User.PopupMessageCursor(Loc.GetString("comp-gas-pump-ui-needs-anchor"));
+            }
 
             args.Handled = true;
         }
diff --git a/Content.Server/Atmos/Piping/Trinary/EntitySystems/GasFilterSystem.cs b/Content.Server/Atmos/Piping/Trinary/EntitySystems/GasFilterSystem.cs
index 9fa586babc..cc4032059a 100644
--- a/Content.Server/Atmos/Piping/Trinary/EntitySystems/GasFilterSystem.cs
+++ b/Content.Server/Atmos/Piping/Trinary/EntitySystems/GasFilterSystem.cs
@@ -8,10 +8,12 @@ using Content.Shared.Atmos;
 using Content.Shared.Atmos.Piping;
 using Content.Shared.Atmos.Piping.Trinary.Components;
 using Content.Shared.Interaction;
+using Content.Shared.Popups;
 using JetBrains.Annotations;
 using Robust.Server.GameObjects;
 using Robust.Shared.GameObjects;
 using Robust.Shared.IoC;
+using Robust.Shared.Localization;
 using Robust.Shared.Timing;
 
 namespace Content.Server.Atmos.Piping.Trinary.EntitySystems
@@ -82,8 +84,15 @@ namespace Content.Server.Atmos.Piping.Trinary.EntitySystems
             if (!args.User.TryGetComponent(out ActorComponent? actor))
                 return;
 
-            _userInterfaceSystem.TryOpen(uid, GasFilterUiKey.Key, actor.PlayerSession);
-            DirtyUI(uid, component);
+            if (component.Owner.Transform.Anchored)
+            {
+                _userInterfaceSystem.TryOpen(uid, GasFilterUiKey.Key, actor.PlayerSession);
+                DirtyUI(uid, component);
+            }
+            else
+            {
+                args.User.PopupMessageCursor(Loc.GetString("comp-gas-filter-ui-needs-anchor"));
+            }
 
             args.Handled = true;
         }
diff --git a/Content.Server/Atmos/Piping/Trinary/EntitySystems/GasMixerSystem.cs b/Content.Server/Atmos/Piping/Trinary/EntitySystems/GasMixerSystem.cs
index 28db52ae59..bcb82771b2 100644
--- a/Content.Server/Atmos/Piping/Trinary/EntitySystems/GasMixerSystem.cs
+++ b/Content.Server/Atmos/Piping/Trinary/EntitySystems/GasMixerSystem.cs
@@ -4,19 +4,31 @@ using Content.Server.Atmos.Piping.Trinary.Components;
 using Content.Server.NodeContainer;
 using Content.Server.NodeContainer.Nodes;
 using Content.Shared.Atmos;
+using Content.Shared.Atmos.Piping.Trinary.Components;
+using Content.Shared.Interaction;
+using Content.Shared.Popups;
 using JetBrains.Annotations;
+using Robust.Server.GameObjects;
 using Robust.Shared.GameObjects;
+using Robust.Shared.IoC;
+using Robust.Shared.Localization;
 
 namespace Content.Server.Atmos.Piping.Trinary.EntitySystems
 {
     [UsedImplicitly]
     public class GasMixerSystem : EntitySystem
     {
+        [Dependency] private UserInterfaceSystem _userInterfaceSystem = default!;
         public override void Initialize()
         {
             base.Initialize();
 
             SubscribeLocalEvent<GasMixerComponent, AtmosDeviceUpdateEvent>(OnMixerUpdated);
+            SubscribeLocalEvent<GasMixerComponent, InteractHandEvent>(OnMixerInteractHand);
+            // Bound UI subscriptions
+            SubscribeLocalEvent<GasMixerComponent, GasMixerChangeOutputPressureMessage>(OnOutputPressureChangeMessage);
+            SubscribeLocalEvent<GasMixerComponent, GasMixerChangeNodePercentageMessage>(OnChangeNodePercentageMessage);
+            SubscribeLocalEvent<GasMixerComponent, GasMixerToggleStatusMessage>(OnToggleStatusMessage);
         }
 
         private void OnMixerUpdated(EntityUid uid, GasMixerComponent mixer, AtmosDeviceUpdateEvent args)
@@ -91,5 +103,53 @@ namespace Content.Server.Atmos.Piping.Trinary.EntitySystems
                 outlet.AssumeAir(removed);
             }
         }
+
+        private void OnMixerInteractHand(EntityUid uid, GasMixerComponent component, InteractHandEvent args)
+        {
+            if (!args.User.TryGetComponent(out ActorComponent? actor))
+                return;
+
+            if (component.Owner.Transform.Anchored)
+            {
+                _userInterfaceSystem.TryOpen(uid, GasMixerUiKey.Key, actor.PlayerSession);
+                DirtyUI(uid, component);
+            }
+            else
+            {
+                args.User.PopupMessageCursor(Loc.GetString("comp-gas-mixer-ui-needs-anchor"));
+            }
+
+            args.Handled = true;
+        }
+
+        private void DirtyUI(EntityUid uid, GasMixerComponent? mixer)
+        {
+            if (!Resolve(uid, ref mixer))
+                return;
+
+            _userInterfaceSystem.TrySetUiState(uid, GasMixerUiKey.Key,
+                new GasMixerBoundUserInterfaceState(mixer.Owner.Name, mixer.TargetPressure, mixer.Enabled, mixer.InletOneConcentration));
+        }
+
+        private void OnToggleStatusMessage(EntityUid uid, GasMixerComponent mixer, GasMixerToggleStatusMessage args)
+        {
+            mixer.Enabled = args.Enabled;
+            DirtyUI(uid, mixer);
+        }
+
+        private void OnOutputPressureChangeMessage(EntityUid uid, GasMixerComponent mixer, GasMixerChangeOutputPressureMessage args)
+        {
+            mixer.TargetPressure = Math.Clamp(args.Pressure, 0f, Atmospherics.MaxOutputPressure);
+            DirtyUI(uid, mixer);
+        }
+
+        private void OnChangeNodePercentageMessage(EntityUid uid, GasMixerComponent mixer,
+            GasMixerChangeNodePercentageMessage args)
+        {
+            float nodeOne = Math.Clamp(args.NodeOne, 0f, 100.0f) / 100.0f;
+            mixer.InletOneConcentration = nodeOne;
+            mixer.InletTwoConcentration = 1.0f - mixer.InletOneConcentration;
+            DirtyUI(uid, mixer);
+        }
     }
 }
diff --git a/Content.Shared/Atmos/Piping/Trinary/Components/SharedGasMixerComponent.cs b/Content.Shared/Atmos/Piping/Trinary/Components/SharedGasMixerComponent.cs
new file mode 100644
index 0000000000..ed6ceebc71
--- /dev/null
+++ b/Content.Shared/Atmos/Piping/Trinary/Components/SharedGasMixerComponent.cs
@@ -0,0 +1,63 @@
+using System;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.Atmos.Piping.Trinary.Components
+{
+    [Serializable, NetSerializable]
+    public enum GasMixerUiKey
+    {
+        Key,
+    }
+
+    [Serializable, NetSerializable]
+    public class GasMixerBoundUserInterfaceState : BoundUserInterfaceState
+    {
+        public string MixerLabel { get; }
+        public float OutputPressure { get; }
+        public bool Enabled { get; }
+
+        public float NodeOne { get; }
+
+        public GasMixerBoundUserInterfaceState(string mixerLabel, float outputPressure, bool enabled, float nodeOne)
+        {
+            MixerLabel = mixerLabel;
+            OutputPressure = outputPressure;
+            Enabled = enabled;
+            NodeOne = nodeOne;
+        }
+    }
+
+    [Serializable, NetSerializable]
+    public class GasMixerToggleStatusMessage : BoundUserInterfaceMessage
+    {
+        public bool Enabled { get; }
+
+        public GasMixerToggleStatusMessage(bool enabled)
+        {
+            Enabled = enabled;
+        }
+    }
+
+    [Serializable, NetSerializable]
+    public class GasMixerChangeOutputPressureMessage : BoundUserInterfaceMessage
+    {
+        public float Pressure { get; }
+
+        public GasMixerChangeOutputPressureMessage(float pressure)
+        {
+            Pressure = pressure;
+        }
+    }
+
+    [Serializable, NetSerializable]
+    public class GasMixerChangeNodePercentageMessage : BoundUserInterfaceMessage
+    {
+        public float NodeOne { get; }
+
+        public GasMixerChangeNodePercentageMessage(float nodeOne)
+        {
+            NodeOne = nodeOne;
+        }
+    }
+}
diff --git a/Resources/Locale/en-US/components/gas-filter-component.ftl b/Resources/Locale/en-US/components/gas-filter-component.ftl
index 827ddbd03f..20edf6938f 100644
--- a/Resources/Locale/en-US/components/gas-filter-component.ftl
+++ b/Resources/Locale/en-US/components/gas-filter-component.ftl
@@ -8,3 +8,5 @@ comp-gas-filter-ui-filter-set-rate = Set
 comp-gas-filter-ui-filter-gas-current = Currently Filtering:
 comp-gas-filter-ui-filter-gas-select = Select a gas to filter out:
 comp-gas-filter-ui-filter-gas-confirm = Set Gas
+
+comp-gas-filter-ui-needs-anchor = Anchor it first!
diff --git a/Resources/Locale/en-US/components/gas-mixer-component.ftl b/Resources/Locale/en-US/components/gas-mixer-component.ftl
new file mode 100644
index 0000000000..75c739746e
--- /dev/null
+++ b/Resources/Locale/en-US/components/gas-mixer-component.ftl
@@ -0,0 +1,13 @@
+comp-gas-mixer-ui-mixer-status = Status:
+comp-gas-mixer-ui-status-enabled = On
+comp-gas-mixer-ui-status-disabled = Off
+
+comp-gas-mixer-ui-mixer-output-pressure = Output Pressure (kPa):
+
+comp-gas-mixer-ui-mixer-node-primary = Primary Port:
+comp-gas-mixer-ui-mixer-node-side = Side Port:
+
+comp-gas-mixer-ui-mixer-set = Set
+comp-gas-mixer-ui-mixer-max = Max
+
+comp-gas-mixer-ui-needs-anchor = Anchor it first!
diff --git a/Resources/Locale/en-US/components/gas-pump-component.ftl b/Resources/Locale/en-US/components/gas-pump-component.ftl
index f1fb95f812..ad03ac6be6 100644
--- a/Resources/Locale/en-US/components/gas-pump-component.ftl
+++ b/Resources/Locale/en-US/components/gas-pump-component.ftl
@@ -8,3 +8,5 @@ comp-gas-pump-ui-pump-set-max = Max
 comp-gas-pump-ui-pump-output-pressure = Output Pressure (kPa):
 
 comp-gas-pump-ui-pump-transfer-rate = Transfer Rate (L/s):
+
+comp-gas-pump-ui-needs-anchor = Anchor it first!
diff --git a/Resources/Prototypes/Entities/Structures/Piping/Atmospherics/trinary.yml b/Resources/Prototypes/Entities/Structures/Piping/Atmospherics/trinary.yml
index 68737b536f..b50e80821c 100644
--- a/Resources/Prototypes/Entities/Structures/Piping/Atmospherics/trinary.yml
+++ b/Resources/Prototypes/Entities/Structures/Piping/Atmospherics/trinary.yml
@@ -76,6 +76,10 @@
         - type: SubFloorShowLayerVisualizer
         - type: PipeConnectorVisualizer
         - type: PipeColorVisualizer
+    - type: UserInterface
+      interfaces:
+        - key: enum.GasMixerUiKey.Key
+          type: GasMixerBoundUserInterface
     - type: GasMixer
       inletOne: inlet
       inletTwo: filter