diff --git a/Sources/DatabaseClient/Interface.swift b/Sources/DatabaseClient/Interface.swift
index 9b4db44..ad06e59 100644
--- a/Sources/DatabaseClient/Interface.swift
+++ b/Sources/DatabaseClient/Interface.swift
@@ -14,6 +14,23 @@ extension DependencyValues {
 public struct DatabaseClient: Sendable {
   public var migrations: Migrations
   public var projects: Projects
+  public var rooms: Rooms
+}
+
+extension DatabaseClient: TestDependencyKey {
+  public static let testValue: DatabaseClient = Self(
+    migrations: .testValue,
+    projects: .testValue,
+    rooms: .testValue
+  )
+
+  public static func live(database: any Database) -> Self {
+    .init(
+      migrations: .liveValue,
+      projects: .live(database: database),
+      rooms: .live(database: database)
+    )
+  }
 }
 
 extension DatabaseClient {
@@ -23,13 +40,17 @@ extension DatabaseClient {
   }
 }
 
-extension DatabaseClient: TestDependencyKey {
-  public static let testValue: DatabaseClient = Self(
-    migrations: .testValue,
-    projects: .testValue
-  )
-}
-
 extension DatabaseClient.Migrations: TestDependencyKey {
   public static let testValue = Self()
 }
+
+extension DatabaseClient.Migrations: DependencyKey {
+  public static let liveValue = Self(
+    run: {
+      [
+        Project.Migrate(),
+        Room.Migrate(),
+      ]
+    }
+  )
+}
diff --git a/Sources/DatabaseClient/Projects.swift b/Sources/DatabaseClient/Projects.swift
index 34902ff..079cafa 100644
--- a/Sources/DatabaseClient/Projects.swift
+++ b/Sources/DatabaseClient/Projects.swift
@@ -26,13 +26,13 @@ extension DatabaseClient.Projects {
         return try model.toDTO()
       },
       delete: { id in
-        guard let model = ProjectModel.find(id, on: database) else {
+        guard let model = try await ProjectModel.find(id, on: database) else {
           throw NotFoundError()
         }
         try await model.delete(on: database)
       },
       get: { id in
-        ProjectModel.find(id, on: database).map { try $0.toDTO() }
+        try await ProjectModel.find(id, on: database).map { try $0.toDTO() }
       }
     )
   }
diff --git a/Sources/DatabaseClient/Rooms.swift b/Sources/DatabaseClient/Rooms.swift
new file mode 100644
index 0000000..590abde
--- /dev/null
+++ b/Sources/DatabaseClient/Rooms.swift
@@ -0,0 +1,165 @@
+import Dependencies
+import DependenciesMacros
+import Fluent
+import Foundation
+import ManualDCore
+
+extension DatabaseClient {
+  @DependencyClient
+  public struct Rooms: Sendable {
+    public var create: @Sendable (Room.Create) async throws -> Room
+    public var delete: @Sendable (Room.ID) async throws -> Void
+    public var get: @Sendable (Room.ID) async throws -> Room?
+  }
+}
+
+extension DatabaseClient.Rooms: TestDependencyKey {
+  public static let testValue = Self()
+}
+
+extension DatabaseClient.Rooms {
+  public static func live(database: any Database) -> Self {
+    .init(
+      create: { request in
+        let model = try request.toModel()
+        try await model.save(on: database)
+        return try model.toDTO()
+      },
+      delete: { id in
+        guard let model = try await RoomModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try await model.delete(on: database)
+      },
+      get: { id in
+        try await RoomModel.find(id, on: database).map { try $0.toDTO() }
+      }
+    )
+  }
+}
+
+extension Room.Create {
+
+  func toModel() throws(ValidationError) -> RoomModel {
+    try validate()
+    return .init(
+      name: name,
+      heatingLoad: heatingLoad,
+      coolingTotal: coolingTotal,
+      coolingSensible: coolingSensible,
+      registerCount: registerCount,
+      projectID: projectID
+    )
+  }
+
+  func validate() throws(ValidationError) {
+    guard !name.isEmpty else {
+      throw ValidationError("Room name should not be empty.")
+    }
+    guard heatingLoad >= 0 else {
+      throw ValidationError("Room heating load should not be less than 0.")
+    }
+    guard coolingTotal >= 0 else {
+      throw ValidationError("Room cooling total should not be less than 0.")
+    }
+    guard coolingSensible >= 0 else {
+      throw ValidationError("Room cooling sensible should not be less than 0.")
+    }
+    guard registerCount >= 1 else {
+      throw ValidationError("Room cooling sensible should not be less than 1.")
+    }
+  }
+}
+
+extension Room {
+  struct Migrate: AsyncMigration {
+    let name = "CreateRoom"
+
+    func prepare(on database: any Database) async throws {
+      try await database.schema(RoomModel.schema)
+        .id()
+        .field("name", .string, .required)
+        .field("heatingLoad", .double, .required)
+        .field("coolingTotal", .double, .required)
+        .field("coolingSensible", .double, .required)
+        .field("registerCount", .int8, .required)
+        .foreignKey("projectID", references: ProjectModel.schema, "id", onDelete: .cascade)
+        .unique(on: "projectID", "name")
+        .create()
+    }
+
+    func revert(on database: any Database) async throws {
+      try await database.schema(RoomModel.schema).delete()
+    }
+  }
+}
+
+final class RoomModel: Model, @unchecked Sendable {
+
+  static let schema = "room"
+
+  @ID(key: .id)
+  var id: UUID?
+
+  @Field(key: "name")
+  var name: String
+
+  @Field(key: "heatingLoad")
+  var heatingLoad: Double
+
+  @Field(key: "coolingTotal")
+  var coolingTotal: Double
+
+  @Field(key: "coolingSensible")
+  var coolingSensible: Double
+
+  @Field(key: "registerCount")
+  var registerCount: Int
+
+  @Timestamp(key: "createdAt", on: .create, format: .iso8601)
+  var createdAt: Date?
+
+  @Timestamp(key: "updatedAt", on: .update, format: .iso8601)
+  var updatedAt: Date?
+
+  @Parent(key: "projectID")
+  var project: ProjectModel
+
+  init() {}
+
+  init(
+    id: UUID? = nil,
+    name: String,
+    heatingLoad: Double,
+    coolingTotal: Double,
+    coolingSensible: Double,
+    registerCount: Int,
+    createdAt: Date? = nil,
+    updatedAt: Date? = nil,
+    projectID: Project.ID
+  ) {
+    self.id = id
+    self.name = name
+    self.heatingLoad = heatingLoad
+    self.coolingTotal = coolingTotal
+    self.coolingSensible = coolingSensible
+    self.registerCount = registerCount
+    self.createdAt = createdAt
+    self.updatedAt = updatedAt
+    $project.id = projectID
+  }
+
+  func toDTO() throws -> Room {
+    try .init(
+      id: requireID(),
+      projectID: $project.id,
+      name: name,
+      heatingLoad: heatingLoad,
+      coolingLoad: .init(total: coolingTotal, sensible: coolingSensible),
+      registerCount: registerCount,
+      createdAt: createdAt!,
+      updatedAt: updatedAt!
+    )
+
+  }
+}
diff --git a/Sources/ManualDCore/Room.swift b/Sources/ManualDCore/Room.swift
index 201f46c..8f4fd56 100644
--- a/Sources/ManualDCore/Room.swift
+++ b/Sources/ManualDCore/Room.swift
@@ -1,20 +1,61 @@
 import Foundation
 
-public struct Room: Codable, Equatable, Sendable {
+public struct Room: Codable, Equatable, Identifiable, Sendable {
+  public let id: UUID
+  public let projectID: Project.ID
   public let name: String
   public let heatingLoad: Double
   public let coolingLoad: CoolingLoad
   public let registerCount: Int
+  public let createdAt: Date
+  public let updatedAt: Date
 
   public init(
+    id: UUID,
+    projectID: Project.ID,
     name: String,
     heatingLoad: Double,
     coolingLoad: CoolingLoad,
-    registerCount: Int = 1
+    registerCount: Int = 1,
+    createdAt: Date,
+    updatedAt: Date
   ) {
+    self.id = id
+    self.projectID = projectID
     self.name = name
     self.heatingLoad = heatingLoad
     self.coolingLoad = coolingLoad
     self.registerCount = registerCount
+    self.createdAt = createdAt
+    self.updatedAt = updatedAt
+  }
+}
+
+extension Room {
+
+  // TODO: Maybe remove project ID, and make dependencies that retrieves current project id??
+  public struct Create: Codable, Equatable, Sendable {
+    public let projectID: Project.ID
+    public let name: String
+    public let heatingLoad: Double
+    public let coolingTotal: Double
+    public let coolingSensible: Double
+    public let registerCount: Int
+
+    public init(
+      projectID: Project.ID,
+      name: String,
+      heatingLoad: Double,
+      coolingTotal: Double,
+      coolingSensible: Double,
+      registerCount: Int = 1
+    ) {
+      self.projectID = projectID
+      self.name = name
+      self.heatingLoad = heatingLoad
+      self.coolingTotal = coolingTotal
+      self.coolingSensible = coolingSensible
+      self.registerCount = registerCount
+    }
   }
 }
diff --git a/Sources/ManualDCore/Routes/ApiRoute.swift b/Sources/ManualDCore/Routes/ApiRoute.swift
index 65bf19d..a7927cd 100644
--- a/Sources/ManualDCore/Routes/ApiRoute.swift
+++ b/Sources/ManualDCore/Routes/ApiRoute.swift
@@ -9,6 +9,7 @@ extension SiteRoute {
   public enum Api: Sendable, Equatable {
 
     case project(Self.ProjectRoute)
+    case room(Self.RoomRoute)
 
     public static let rootPath = Path {
       "api"
@@ -20,6 +21,10 @@ extension SiteRoute {
         rootPath
         ProjectRoute.router
       }
+      Route(.case(Self.room)) {
+        rootPath
+        RoomRoute.router
+      }
     }
 
   }
@@ -61,5 +66,37 @@ extension SiteRoute.Api {
       }
     }
   }
-
+}
+
+extension SiteRoute.Api {
+
+  public enum RoomRoute: Sendable, Equatable {
+    case create(Room.Create)
+    case delete(id: Room.ID)
+    case get(id: Room.ID)
+
+    static let rootPath = "rooms"
+
+    public static let router = OneOf {
+      Route(.case(Self.create)) {
+        Path { rootPath }
+        Method.post
+        Body(.json(Room.Create.self))
+      }
+      Route(.case(Self.delete(id:))) {
+        Path {
+          rootPath
+          Room.ID.parser()
+        }
+        Method.delete
+      }
+      Route(.case(Self.get(id:))) {
+        Path {
+          rootPath
+          Room.ID.parser()
+        }
+        Method.get
+      }
+    }
+  }
 }