diff --git a/public/userarea/filter_records.php b/public/userarea/filter_records.php
index 2ed5565..6c47bda 100644
--- a/public/userarea/filter_records.php
+++ b/public/userarea/filter_records.php
@@ -28,6 +28,60 @@ $wantAllIds = !empty($body['want_all_ids']);
 
 $cacheDir = __DIR__ . '/cache';
 
+$explicitIds = [];
+if (isset($body['ids']) && is_array($body['ids'])) {
+    $explicitIds = array_values(array_unique(array_filter(
+        array_map('intval', $body['ids']),
+        fn($v) => $v > 0
+    )));
+}
+if (!empty($explicitIds)) {
+    // Scoping di sicurezza: solo record del template/utente/import corretti.
+    $conds  = ['d.templateid = ?', 'd.status = ?'];
+    $params = [$templateId, $status];
+    if (!$showAll)          { $conds[] = 'd.user_id = ?';            $params[] = $userId; }
+    if ($importref !== '')  { $conds[] = 'd.importreferencecode = ?'; $params[] = $importref; }
+    $ph = implode(',', array_fill(0, count($explicitIds), '?'));
+    $conds[] = "d.iddatadb IN ($ph)";
+    foreach ($explicitIds as $id) $params[] = $id;
+    $whereSql = implode(' AND ', $conds);
+
+    try {
+        $countStmt = $pdo->prepare("SELECT COUNT(*) FROM datadb d WHERE {$whereSql}");
+        $countStmt->execute($params);
+        $total = (int)$countStmt->fetchColumn();
+        $totalPages = max(1, (int)ceil($total / $perPage));
+        if ($page > $totalPages) $page = $totalPages;
+        $offset = ($page - 1) * $perPage;
+
+        $idStmt = $pdo->prepare("
+            SELECT d.iddatadb FROM datadb d
+            WHERE {$whereSql}
+            ORDER BY d.excelrow ASC, d.iddatadb ASC
+            LIMIT {$perPage} OFFSET {$offset}
+        ");
+        $idStmt->execute($params);
+        $pageIds = array_map('intval', $idStmt->fetchAll(PDO::FETCH_COLUMN));
+
+        $config = buildGridConfig($pdo, $templateId);
+        $rows   = buildGridRows($pdo, $pageIds, $config);
+
+        echo json_encode([
+            'success'     => true,
+            'total'       => $total,
+            'page'        => $page,
+            'per_page'    => $perPage,
+            'total_pages' => $totalPages,
+            'rows'        => $rows,
+            'mode'        => 'selection',
+        ]);
+    } catch (Exception $e) {
+        error_log('filter_records (ids mode) error: ' . $e->getMessage());
+        echo json_encode(['success' => false, 'message' => $e->getMessage()]);
+    }
+    exit;
+}
+
 $fixedAliasMap = [
     'ClienteResponsabile'      => 'cliente_responsabile_id',
     'ClienteFornitore'         => 'cliente_fornitore_id',
diff --git a/public/userarea/gridFilter.js b/public/userarea/gridFilter.js
index 1f9f056..7b8b721 100644
--- a/public/userarea/gridFilter.js
+++ b/public/userarea/gridFilter.js
@@ -39,6 +39,8 @@
     let filterTotal = 0;
     let originalData = null; // snapshot della pagina originale (per ripristino)
     let filterReqSeq = 0;
+    let showingSelection = false; // true quando mostriamo l'UNIONE dei selezionati
+    let pagerFn = null; // paginazione corrente (applyServerFilter | showSelectedRecords)
 
     function collectActiveFilters() {
         const cols = meta().columns || [];
@@ -77,14 +79,16 @@
             return;
         }
         el.style.display = "inline-flex";
+        const label = showingSelection ? "selezionati" : "trovati";
         el.innerHTML =
             `<button type="button" class="btn btn-outline-secondary btn-sm" id="filterPrevBtn" ${filterPage <= 1 ? "disabled" : ""}>‹</button>` +
-            `<span style="font-size:12px;color:#333;">${filterTotal} trovati · pag ${filterPage}/${filterTotalPages}</span>` +
+            `<span style="font-size:12px;color:#333;">${filterTotal} ${label} · pag ${filterPage}/${filterTotalPages}</span>` +
             `<button type="button" class="btn btn-outline-secondary btn-sm" id="filterNextBtn" ${filterPage >= filterTotalPages ? "disabled" : ""}>›</button>`;
+        const go = pagerFn || applyServerFilter;
         const prev = document.getElementById("filterPrevBtn");
         const next = document.getElementById("filterNextBtn");
-        if (prev) prev.addEventListener("click", () => applyServerFilter(filterPage - 1));
-        if (next) next.addEventListener("click", () => applyServerFilter(filterPage + 1));
+        if (prev) prev.addEventListener("click", () => go(filterPage - 1));
+        if (next) next.addEventListener("click", () => go(filterPage + 1));
     }
 
     function restoreOriginal() {
@@ -128,6 +132,8 @@
                 return;
             }
             serverFiltered = true;
+            showingSelection = false;
+            pagerFn = applyServerFilter;
             filterPage = json.page;
             filterTotalPages = json.total_pages;
             filterTotal = json.total;
@@ -140,6 +146,91 @@
         }
     }
 
+    // ── Mostra i SELEZIONATI (unione tra filtri diversi) ──────────────────
+    // La selezione si accumula tra filtri; questo carica dal server TUTTI i record
+    // selezionati (per id) e li mostra, paginati, a prescindere dai filtri correnti.
+    async function showSelectedRecords(page = 1) {
+        const ids = [...selected];
+        if (!ids.length) {
+            showingSelection = false;
+            updateToolbar();
+            return;
+        }
+        pagerFn = showSelectedRecords;
+        try {
+            const resp = await fetch("filter_records.php", {
+                method: "POST",
+                headers: { "Content-Type": "application/json" },
+                body: JSON.stringify({
+                    template_id: parseInt(TEMPLATE_ID, 10),
+                    all_users: SHOW_ALL,
+                    importref: IMPORTREF,
+                    status: "i",
+                    ids: ids,
+                    page: Math.max(1, page),
+                    per_page: FILTER_PER_PAGE,
+                }),
+            });
+            const json = await resp.json();
+            if (!json.success) {
+                console.error("[gridFilter] mostra selezionati:", json.message);
+                return;
+            }
+            if (!originalData) originalData = [...data()];
+            showingSelection = true;
+            serverFiltered = true;
+            filterPage = json.page;
+            filterTotalPages = json.total_pages;
+            filterTotal = json.total;
+            swapData(json.rows || []);
+            updateFilterPager();
+            hidePagination(true);
+            updateToolbar();
+        } catch (e) {
+            console.error("[gridFilter] mostra selezionati fallita", e);
+        }
+    }
+
+    // Tumbler "Mostra selezionati" / "Torna al filtro".
+    function toggleShowSelected() {
+        if (!showingSelection) {
+            if (!selected.size) return;
+            showSelectedRecords(1);
+        } else {
+            exitSelectionView();
+        }
+    }
+
+    // Torna dal "mostra selezionati" al filtro corrente (o alla pagina originale).
+    function exitSelectionView() {
+        showingSelection = false;
+        pagerFn = applyServerFilter;
+        if (collectActiveFilters().length) {
+            applyServerFilter(1);
+        } else {
+            restoreOriginal();
+        }
+        updateToolbar();
+    }
+
+    // Deseleziona tutto.
+    function clearSelection() {
+        selected.clear();
+        document
+            .querySelectorAll("#gridRowContainer .grid-row.row-selected")
+            .forEach((el) => el.classList.remove("row-selected"));
+        document
+            .querySelectorAll(".filter-row-checkbox")
+            .forEach((cb) => (cb.checked = false));
+        const sa = document.getElementById("filterSelectAll");
+        if (sa) sa.checked = false;
+        if (showingSelection) {
+            exitSelectionView();
+        } else {
+            updateToolbar();
+        }
+    }
+
     // "Seleziona tutti i filtrati": chiede al server TUTTI gli id del match e li seleziona.
     async function selectAllMatching(on) {
         if (!serverFiltered) return;
@@ -466,11 +557,15 @@
         const cntEl = document.getElementById("filterSelCount");
         if (cntEl) cntEl.textContent = count;
         document.getElementById("filterDeleteBtn").disabled = count === 0;
-        document.getElementById("filterRestrictBtn").disabled =
-            count === 0 && !restricted;
-        document.getElementById("filterRestrictBtn").innerHTML = restricted
-            ? '<i class="fas fa-eye"></i> Mostra tutti'
-            : '<i class="fas fa-compress"></i> Restringi selezione';
+
+        const showBtn = document.getElementById("filterRestrictBtn");
+        showBtn.disabled = count === 0 && !showingSelection;
+        showBtn.innerHTML = showingSelection
+            ? '<i class="fas fa-eye"></i> Torna al filtro'
+            : '<i class="fas fa-list-check"></i> Mostra selezionati';
+
+        const clearSelBtn = document.getElementById("filterClearSelBtn");
+        if (clearSelBtn) clearSelBtn.disabled = count === 0;
     }
 
     // ── Main toggle ──
@@ -584,7 +679,8 @@
             <span id="filterPager" style="display:none;align-items:center;gap:6px;"></span>
             <button type="button" id="filterClearBtn" class="btn btn-outline-secondary btn-sm"><i class="fas fa-times"></i> Pulisci filtri</button>
             <span style="font-size:12px;color:#555;">Selezionate: <strong id="filterSelCount">0</strong></span>
-            <button type="button" id="filterRestrictBtn" class="btn btn-outline-primary btn-sm"><i class="fas fa-compress"></i> Restringi selezione</button>
+            <button type="button" id="filterRestrictBtn" class="btn btn-outline-primary btn-sm"><i class="fas fa-list-check"></i> Mostra selezionati</button>
+            <button type="button" id="filterClearSelBtn" class="btn btn-outline-secondary btn-sm"><i class="fas fa-square"></i> Deseleziona</button>
             <button type="button" id="filterDeleteBtn" class="btn btn-outline-danger btn-sm"><i class="fas fa-trash"></i> Elimina selezionati</button>
         `;
         fBtn.parentNode.insertBefore(bar, fBtn.nextSibling);
@@ -598,7 +694,10 @@
             .addEventListener("click", batchDelete);
         document
             .getElementById("filterRestrictBtn")
-            .addEventListener("click", toggleRestrict);
+            .addEventListener("click", toggleShowSelected);
+        document
+            .getElementById("filterClearSelBtn")
+            .addEventListener("click", clearSelection);
     }
 
     // Svuota tutti i filtri di colonna (input + select) e torna alla pagina originale.