diff --git a/EgwCoreLib.Lux.Data/DataServiceCollectionExtensions.cs b/EgwCoreLib.Lux.Data/DataServiceCollectionExtensions.cs
index da37c9b0..0b836c52 100644
--- a/EgwCoreLib.Lux.Data/DataServiceCollectionExtensions.cs
+++ b/EgwCoreLib.Lux.Data/DataServiceCollectionExtensions.cs
@@ -102,6 +102,8 @@ namespace EgwCoreLib.Lux.Data
             // aggiunta servizi finali Singleton...
             services.TryAddSingleton<IImageCacheService, ImageCacheService>();
             services.TryAddSingleton<IConfigDataService, ConfigDataService>();
+            services.TryAddSingleton<ICalcRequestService, CalcRequestService>();
+            services.TryAddSingleton<IFileService, FileService>();
             //services.TryAddSingleton<CalcRequestService>();
 
 
diff --git a/EgwCoreLib.Lux.Data/Services/CalcRequestService.cs b/EgwCoreLib.Lux.Data/Services/General/CalcRequestService.cs
similarity index 96%
rename from EgwCoreLib.Lux.Data/Services/CalcRequestService.cs
rename to EgwCoreLib.Lux.Data/Services/General/CalcRequestService.cs
index 6a0c069c..54415f83 100644
--- a/EgwCoreLib.Lux.Data/Services/CalcRequestService.cs
+++ b/EgwCoreLib.Lux.Data/Services/General/CalcRequestService.cs
@@ -2,9 +2,9 @@
 using NLog;
 using RestSharp;
 
-namespace EgwCoreLib.Lux.Data.Services
+namespace EgwCoreLib.Lux.Data.Services.General
 {
-    public class CalcRequestService
+    public class CalcRequestService : ICalcRequestService
     {
         #region Public Constructors
 
diff --git a/EgwCoreLib.Lux.Data/Services/FileService.cs b/EgwCoreLib.Lux.Data/Services/General/FileService.cs
similarity index 98%
rename from EgwCoreLib.Lux.Data/Services/FileService.cs
rename to EgwCoreLib.Lux.Data/Services/General/FileService.cs
index 2ed5a9ae..50464b81 100644
--- a/EgwCoreLib.Lux.Data/Services/FileService.cs
+++ b/EgwCoreLib.Lux.Data/Services/General/FileService.cs
@@ -1,12 +1,12 @@
 using Microsoft.Extensions.Configuration;
 using NLog;
 
-namespace EgwCoreLib.Lux.Data.Services
+namespace EgwCoreLib.Lux.Data.Services.General
 {
     /// <summary>
     /// Gestione IO File-based
     /// </summary>
-    public class FileService
+    public class FileService : IFileService
     {
         #region Public Constructors
 
@@ -98,6 +98,7 @@ namespace EgwCoreLib.Lux.Data.Services
             }
             return answ;
         }
+
         /// <summary>
         ///  Esegue salvataggio del file ricevuto path, securename e content
         /// </summary>
@@ -127,6 +128,7 @@ namespace EgwCoreLib.Lux.Data.Services
             }
             return answ;
         }
+
         /// <summary>
         /// Effettua salvataggio di un ContentStream generico (non semplice string)
         /// </summary>
@@ -161,7 +163,6 @@ namespace EgwCoreLib.Lux.Data.Services
             return answ;
         }
 
-
         #endregion Public Methods
 
         #region Private Fields
diff --git a/EgwCoreLib.Lux.Data/Services/General/ICalcRequestService.cs b/EgwCoreLib.Lux.Data/Services/General/ICalcRequestService.cs
new file mode 100644
index 00000000..e877c66b
--- /dev/null
+++ b/EgwCoreLib.Lux.Data/Services/General/ICalcRequestService.cs
@@ -0,0 +1,24 @@
+using Microsoft.Extensions.Configuration;
+using RestSharp;
+
+namespace EgwCoreLib.Lux.Data.Services.General
+{
+    /// <summary>
+    /// Interfaccia servizio richiesta calcolo
+    /// </summary>
+    public interface ICalcRequestService
+    {
+        #region Public Methods
+
+        /// <summary>
+        /// Effettua una generica chiamata ApiRest POST
+        /// </summary>
+        /// <param name="ApiUrl">URL Api di base</param>
+        /// <param name="ApiRequest">Endpoint richiesta</param>
+        /// <param name="rawBody">Corpo Json trasmesso con richiesta</param>
+        /// <returns>Risposta dalla chiamata REST</returns>
+        Task<RestResponse> CallRestPost(string ApiUrl, string ApiRequest, object rawBody);
+
+        #endregion Public Methods
+    }
+}
\ No newline at end of file
diff --git a/EgwCoreLib.Lux.Data/Services/General/IFileService.cs b/EgwCoreLib.Lux.Data/Services/General/IFileService.cs
new file mode 100644
index 00000000..fb4c6a00
--- /dev/null
+++ b/EgwCoreLib.Lux.Data/Services/General/IFileService.cs
@@ -0,0 +1,57 @@
+using System.IO;
+
+namespace EgwCoreLib.Lux.Data.Services.General
+{
+    /// <summary>
+    /// Interfaccia servizio gestione IO File-based
+    /// </summary>
+    public interface IFileService
+    {
+        #region Public Methods
+
+        /// <summary>
+        /// Eliminazione file
+        /// </summary>
+        /// <param name="folderPath">Cartella del file</param>
+        /// <param name="secureName">Nome secure del file</param>
+        /// <returns>True se eliminato con successo</returns>
+        bool DeleteOldFile(string folderPath, string secureName);
+
+        /// <summary>
+        /// Restituisce il contenuto del file salvato
+        /// </summary>
+        /// <param name="folderPath">Cartella del file</param>
+        /// <param name="secureName">Nome secure del file</param>
+        /// <returns>Contenuto del file come stringa</returns>
+        string LoadFileContent(string folderPath, string secureName);
+
+        /// <summary>
+        /// Salva contenuto file (sincrono)
+        /// </summary>
+        /// <param name="folderPath">Cartella del file</param>
+        /// <param name="secureName">Nome secure del file</param>
+        /// <param name="content">Contenuto file</param>
+        /// <returns>True se salvato con successo</returns>
+        bool SaveFileContent(string folderPath, string secureName, string content);
+
+        /// <summary>
+        /// Salva contenuto file asincrono
+        /// </summary>
+        /// <param name="folderPath">Cartella del file</param>
+        /// <param name="secureName">Nome secure del file</param>
+        /// <param name="content">Contenuto file</param>
+        /// <returns>True se salvato con successo</returns>
+        Task<bool> SaveFileContentAsync(string folderPath, string secureName, string content);
+
+        /// <summary>
+        /// Salva stream file generico
+        /// </summary>
+        /// <param name="folderPath">Cartella del file</param>
+        /// <param name="secureName">Nome secure del file</param>
+        /// <param name="contentStream">Stream contenitore dati</param>
+        /// <returns>True se salvato con successo</returns>
+        Task<bool> SaveFileStreamAsync(string folderPath, string secureName, Stream contentStream);
+
+        #endregion Public Methods
+    }
+}
\ No newline at end of file
diff --git a/EgwCoreLib.Lux.Data/Services/General/ImageCacheService.cs b/EgwCoreLib.Lux.Data/Services/General/ImageCacheService.cs
index 85001230..028826b0 100644
--- a/EgwCoreLib.Lux.Data/Services/General/ImageCacheService.cs
+++ b/EgwCoreLib.Lux.Data/Services/General/ImageCacheService.cs
@@ -34,7 +34,7 @@ namespace EgwCoreLib.Lux.Data.Services.General
             // conf tag x cache
             liveTag = _config.GetValue<string>("ServerConf:ImageLiveTag") ?? "svg";
             cacheTag = _config.GetValue<string>("ServerConf:ImageFileTag") ?? "svgfile";
-            calcTag = _config.GetValue<string>("ServerConf:ImageCalcTag") ?? "svg-preview";
+            imgCalcTag = _config.GetValue<string>("ServerConf:ImageCalcTag") ?? "live";
             // verifico la url base
             apiUrl = _config.GetValue<string>("ServerConf:Prog.ApiUrl") ?? "https://iis01.egalware.com/lux/srv/api";
             imgBasePath = _config.GetValue<string>("ServerConf:ImageBaseUrl") ?? "window";
@@ -548,7 +548,7 @@ namespace EgwCoreLib.Lux.Data.Services.General
 
         private readonly string cacheTag = "svgfile";
 
-        private readonly string calcTag = "svgpreview";
+        private readonly string imgCalcTag = "live";
 
         private readonly string chBom = "lux:bom";
 
@@ -572,7 +572,7 @@ namespace EgwCoreLib.Lux.Data.Services.General
 
         private readonly string chSvg = "lux:svg:img";
 
-        private readonly string chUpdate = "lux::update";
+        private readonly string chUpdate = "lux:update";
 
         private readonly string imgBasePath = "";
 
diff --git a/Lux.UI/Components/Compo/Config/HardwareMan.razor.cs b/Lux.UI/Components/Compo/Config/HardwareMan.razor.cs
index bc0a5419..99c652b8 100644
--- a/Lux.UI/Components/Compo/Config/HardwareMan.razor.cs
+++ b/Lux.UI/Components/Compo/Config/HardwareMan.razor.cs
@@ -86,7 +86,7 @@ namespace Lux.UI.Components.Compo.Config
         private ICalcRuidService CRService { get; set; } = null!;
 
         [Inject]
-        private CalcRequestService CService { get; set; } = null!;
+        private ICalcRequestService CService { get; set; } = null!;
 
         [Inject]
         private DataLayerServices DLService { get; set; } = null!;
diff --git a/Lux.UI/Components/Compo/Config/ProfileMan.razor.cs b/Lux.UI/Components/Compo/Config/ProfileMan.razor.cs
index ef0891c9..0b6785f1 100644
--- a/Lux.UI/Components/Compo/Config/ProfileMan.razor.cs
+++ b/Lux.UI/Components/Compo/Config/ProfileMan.razor.cs
@@ -97,7 +97,7 @@ namespace Lux.UI.Components.Compo.Config
         private ICalcRuidService CRService { get; set; } = null!;
 
         [Inject]
-        private CalcRequestService CService { get; set; } = null!;
+        private ICalcRequestService CService { get; set; } = null!;
 
         private string cssBtnThresh
         {
diff --git a/Lux.UI/Components/Compo/Item/SellingItemEdit.razor.cs b/Lux.UI/Components/Compo/Item/SellingItemEdit.razor.cs
index a4c18429..33ca2b27 100644
--- a/Lux.UI/Components/Compo/Item/SellingItemEdit.razor.cs
+++ b/Lux.UI/Components/Compo/Item/SellingItemEdit.razor.cs
@@ -1,6 +1,7 @@
 using EgwCoreLib.Lux.Data.DbModel.Items;
 using EgwCoreLib.Lux.Data.DbModel.Job;
 using EgwCoreLib.Lux.Data.Services;
+using EgwCoreLib.Lux.Data.Services.General;
 using EgwCoreLib.Lux.Data.Services.Items;
 using Microsoft.AspNetCore.Components;
 using Microsoft.AspNetCore.Components.Forms;
@@ -28,16 +29,19 @@ namespace Lux.UI.Components.Compo.Item
 
         #endregion Public Properties
 
+        #region Private Fields
+
+        private string folderPath = "static";
+
+        #endregion Private Fields
+
         #region Private Properties
 
         [Inject]
         private DataLayerServices DLService { get; set; } = null!;
 
         [Inject]
-        private ISellingItemService SIService { get; set; } = null!;
-
-        [Inject]
-        private FileService FService { get; set; } = null!;
+        private IFileService FService { get; set; } = null!;
 
         /// <summary>
         /// Wrapper per valore margine in modalità decimal
@@ -54,6 +58,9 @@ namespace Lux.UI.Components.Compo.Item
             }
         }
 
+        [Inject]
+        private ISellingItemService SIService { get; set; } = null!;
+
         #endregion Private Properties
 
         #region Private Methods
@@ -75,9 +82,6 @@ namespace Lux.UI.Components.Compo.Item
             return EC_Updated.InvokeAsync(CurrRecord);
         }
 
-
-        private string folderPath = "static";
-
         private List<EgwMultiEngineManager.Data.Constants.EXECENVIRONMENTS> ListEnvir()
         {
             var tmpList = Enum.GetValues(typeof(EgwMultiEngineManager.Data.Constants.EXECENVIRONMENTS))
diff --git a/Lux.UI/Components/Compo/OfferCommonPar.razor.cs b/Lux.UI/Components/Compo/OfferCommonPar.razor.cs
index 0ccc837c..3e665ecc 100644
--- a/Lux.UI/Components/Compo/OfferCommonPar.razor.cs
+++ b/Lux.UI/Components/Compo/OfferCommonPar.razor.cs
@@ -105,7 +105,7 @@ namespace Lux.UI.Components.Compo
         private ICalcRuidService CRService { get; set; } = null!;
 
         [Inject]
-        private CalcRequestService CService { get; set; } = null!;
+        private ICalcRequestService CService { get; set; } = null!;
 
         [Inject]
         private DataLayerServices DLService { get; set; } = null!;
diff --git a/Lux.UI/Components/Compo/OfferRowMan.razor.cs b/Lux.UI/Components/Compo/OfferRowMan.razor.cs
index 1791ad04..32063070 100644
--- a/Lux.UI/Components/Compo/OfferRowMan.razor.cs
+++ b/Lux.UI/Components/Compo/OfferRowMan.razor.cs
@@ -301,7 +301,7 @@ namespace Lux.UI.Components.Compo
         private ICalcRuidService CRService { get; set; } = default!;
 
         [Inject]
-        private CalcRequestService CService { get; set; } = default!;
+        private ICalcRequestService CService { get; set; } = default!;
 
         [Inject]
         private IWebHostEnvironment CurrEnv { get; set; } = default!;
@@ -316,7 +316,7 @@ namespace Lux.UI.Components.Compo
         private IEnvirParamService EPService { get; set; } = null!;
 
         [Inject]
-        private FileService FService { get; set; } = default!;
+        private IFileService FService { get; set; } = default!;
 
         /// <summary>
         /// Costo totale calcolato x offerta
diff --git a/Lux.UI/Components/Compo/OrderRowMan.razor.cs b/Lux.UI/Components/Compo/OrderRowMan.razor.cs
index 75f4f964..6910fdc6 100644
--- a/Lux.UI/Components/Compo/OrderRowMan.razor.cs
+++ b/Lux.UI/Components/Compo/OrderRowMan.razor.cs
@@ -359,7 +359,7 @@ namespace Lux.UI.Components.Compo
         private ICalcRuidService CRService { get; set; } = null!;
 
         [Inject]
-        private CalcRequestService CService { get; set; } = null!;
+        private ICalcRequestService CService { get; set; } = null!;
 
         [Inject]
         private IConfWoodService CWService { get; set; } = null!;
diff --git a/Lux.UI/Components/Compo/Templates/TemplateRowList.razor.cs b/Lux.UI/Components/Compo/Templates/TemplateRowList.razor.cs
index 6a045c9d..a53d8ca9 100644
--- a/Lux.UI/Components/Compo/Templates/TemplateRowList.razor.cs
+++ b/Lux.UI/Components/Compo/Templates/TemplateRowList.razor.cs
@@ -269,7 +269,7 @@ namespace Lux.UI.Components.Compo.Templates
         private ICalcRuidService CRService { get; set; } = null!;
 
         [Inject]
-        private CalcRequestService CService { get; set; } = null!;
+        private ICalcRequestService CService { get; set; } = null!;
 
         [Inject]
         private IConfGlassService CGService { get; set; } = null!;
diff --git a/Lux.UI/Components/Compo/Templates/TemplateRowMan.razor.cs b/Lux.UI/Components/Compo/Templates/TemplateRowMan.razor.cs
index c75bc1e2..0e17b4e0 100644
--- a/Lux.UI/Components/Compo/Templates/TemplateRowMan.razor.cs
+++ b/Lux.UI/Components/Compo/Templates/TemplateRowMan.razor.cs
@@ -1,7 +1,8 @@
 using EgwCoreLib.Lux.Data.DbModel.Catalog;
 using EgwCoreLib.Lux.Data.DbModel.Items;
-using EgwCoreLib.Lux.Data.Services;
+using EgwCoreLib.Lux.Data.Services.General;
 using Microsoft.AspNetCore.Components;
+
 using Microsoft.AspNetCore.Components.Forms;
 
 namespace Lux.UI.Components.Compo.Templates
@@ -35,25 +36,6 @@ namespace Lux.UI.Components.Compo.Templates
 
         #region Private Fields
 
-        /// <summary>
-        /// Check visibilità upload dato il selling item ID corrente
-        /// </summary>
-        /// <param name="sellItemId"></param>
-        /// <returns></returns>
-        private bool ShowImgUpload(int sellItemId)
-        {
-            bool answ = false;
-            if (sellItemId > 0)
-            {
-                var selRec = ListSellinglItems.FirstOrDefault(x => x.SellingItemID == sellItemId);
-                if (selRec != null)
-                {
-                    answ = selRec.ImgType != EgwCoreLib.Lux.Core.Enums.ImageType.Calculated;
-                }
-            }
-            return answ;
-        }
-
         /// <summary>
         /// Path da parent record
         /// </summary>
@@ -66,7 +48,7 @@ namespace Lux.UI.Components.Compo.Templates
         #region Private Properties
 
         [Inject]
-        private FileService FService { get; set; } = null!;
+        private IFileService FService { get; set; } = null!;
 
         #endregion Private Properties
 
@@ -91,6 +73,25 @@ namespace Lux.UI.Components.Compo.Templates
             return EC_Updated.InvokeAsync(CurrRecord);
         }
 
+        /// <summary>
+        /// Check visibilità upload dato il selling item ID corrente
+        /// </summary>
+        /// <param name="sellItemId"></param>
+        /// <returns></returns>
+        private bool ShowImgUpload(int sellItemId)
+        {
+            bool answ = false;
+            if (sellItemId > 0)
+            {
+                var selRec = ListSellinglItems.FirstOrDefault(x => x.SellingItemID == sellItemId);
+                if (selRec != null)
+                {
+                    answ = selRec.ImgType != EgwCoreLib.Lux.Core.Enums.ImageType.Calculated;
+                }
+            }
+            return answ;
+        }
+
         private async Task UploadFile(InputFileChangeEventArgs e)
         {
             IBrowserFile file = e.File;
diff --git a/Lux.UI/Components/Pages/WorkLoadBalance.razor.cs b/Lux.UI/Components/Pages/WorkLoadBalance.razor.cs
index b0cceed6..8cfaf328 100644
--- a/Lux.UI/Components/Pages/WorkLoadBalance.razor.cs
+++ b/Lux.UI/Components/Pages/WorkLoadBalance.razor.cs
@@ -75,7 +75,7 @@ namespace Lux.UI.Components.Pages
         private ICalcRuidService CRService { get; set; } = null!;
 
         [Inject]
-        private CalcRequestService CService { get; set; } = null!;
+        private ICalcRequestService CService { get; set; } = null!;
 
         [Inject]
         private DataLayerServices DLService { get; set; } = null!;
diff --git a/Lux.UI/Program.cs b/Lux.UI/Program.cs
index ce01fed2..7622c30b 100644
--- a/Lux.UI/Program.cs
+++ b/Lux.UI/Program.cs
@@ -185,8 +185,6 @@ builder.Services.AddIdentityCore<ApplicationUser>(options => options.SignIn.Requ
 builder.Services.AddSingleton<IEmailSender<ApplicationUser>, IdentityNoOpEmailSender>();
 
 // Aggiunta servizi specifici
-builder.Services.AddSingleton<FileService>();
-builder.Services.AddSingleton<CalcRequestService>();
 builder.Services.AddSingleton<ProdService>();
 
 // aggiunta componenti Radzen