diff --git a/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/map/hires/blockmodel/ResourceModelBuilder.java b/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/map/hires/blockmodel/ResourceModelBuilder.java
index b2c10199..e905147f 100644
--- a/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/map/hires/blockmodel/ResourceModelBuilder.java
+++ b/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/map/hires/blockmodel/ResourceModelBuilder.java
@@ -46,6 +46,7 @@
 import de.bluecolored.bluemap.core.util.math.VectorM2f;
 import de.bluecolored.bluemap.core.util.math.VectorM3f;
 import de.bluecolored.bluemap.core.world.BlockNeighborhood;
+import de.bluecolored.bluemap.core.world.BlockProperties;
 import de.bluecolored.bluemap.core.world.ExtendedBlock;
 import de.bluecolored.bluemap.core.world.LightData;
 
@@ -186,7 +187,9 @@ private void createElementFace(Element element, Direction faceDir, VectorM3f c0,
         // face culling
         if (face.getCullface() != null) {
             ExtendedBlock<?> b = getRotationRelativeBlock(face.getCullface());
-            if (b.getProperties().isCulling()) return;
+            BlockProperties p = b.getProperties();
+            if (p.isCulling()) return;
+            if (p.getCullingIdentical() && b.getBlockState().equals(block.getBlockState())) return;
         }
 
         // light calculation
diff --git a/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/resources/BlockPropertiesConfig.java b/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/resources/BlockPropertiesConfig.java
index 50dc4325..495bfd14 100644
--- a/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/resources/BlockPropertiesConfig.java
+++ b/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/resources/BlockPropertiesConfig.java
@@ -66,6 +66,7 @@ public void load(Path configFile) throws IOException {
                         case "occluding": bsValueBuilder.occluding(json.nextBoolean()); break;
                         case "alwaysWaterlogged": bsValueBuilder.alwaysWaterlogged(json.nextBoolean()); break;
                         case "randomOffset": bsValueBuilder.randomOffset(json.nextBoolean()); break;
+                        case "cullingIdentical": bsValueBuilder.cullingIdentical(json.nextBoolean()); break;
                         default: break;
                     }
                 }
diff --git a/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/world/BlockProperties.java b/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/world/BlockProperties.java
index 0a5fbadc..527360da 100644
--- a/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/world/BlockProperties.java
+++ b/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/world/BlockProperties.java
@@ -32,25 +32,28 @@ public class BlockProperties {
 
     public static final BlockProperties DEFAULT = new BlockProperties();
 
-    private Tristate culling, occluding, alwaysWaterlogged, randomOffset;
+    private Tristate culling, occluding, alwaysWaterlogged, randomOffset, cullingIdentical;
 
     public BlockProperties() {
         this.culling = Tristate.UNDEFINED;
         this.occluding = Tristate.UNDEFINED;
         this.alwaysWaterlogged = Tristate.UNDEFINED;
         this.randomOffset = Tristate.UNDEFINED;
+        this.cullingIdentical = Tristate.UNDEFINED;
     }
 
     public BlockProperties(
             Tristate culling,
             Tristate occluding,
             Tristate alwaysWaterlogged,
-            Tristate randomOffset
+            Tristate randomOffset,
+            Tristate cullingIdentical
     ) {
         this.culling = culling;
         this.occluding = occluding;
         this.alwaysWaterlogged = alwaysWaterlogged;
         this.randomOffset = randomOffset;
+        this.cullingIdentical = cullingIdentical;
     }
 
     public boolean isCulling() {
@@ -69,12 +72,17 @@ public boolean isRandomOffset() {
         return randomOffset.getOr(false);
     }
 
+    public boolean getCullingIdentical() {
+        return cullingIdentical.getOr(false);
+    }
+
     public Builder toBuilder() {
         return new BlockProperties(
                 culling,
                 occluding,
                 alwaysWaterlogged,
-                randomOffset
+                randomOffset,
+                cullingIdentical
         ).new Builder();
     }
 
@@ -104,11 +112,17 @@ public Builder randomOffset(boolean randomOffset) {
             return this;
         }
 
+        public Builder cullingIdentical(boolean cullingIdentical) {
+            BlockProperties.this.cullingIdentical = cullingIdentical ? Tristate.TRUE : Tristate.FALSE;
+            return this;
+        }
+
         public Builder from(BlockProperties other) {
             culling = other.culling.getOr(culling);
             occluding = other.occluding.getOr(occluding);
             alwaysWaterlogged = other.alwaysWaterlogged.getOr(alwaysWaterlogged);
             randomOffset = other.randomOffset.getOr(randomOffset);
+            cullingIdentical = other.cullingIdentical.getOr(cullingIdentical);
             return this;
         }
 
@@ -132,6 +146,10 @@ public Tristate isRandomOffset() {
             return randomOffset;
         }
 
+        public Tristate isCullingIdentical() {
+            return cullingIdentical;
+        }
+
     }
 
     @Override
@@ -141,6 +159,7 @@ public String toString() {
                ", occluding=" + occluding +
                ", alwaysWaterlogged=" + alwaysWaterlogged +
                ", randomOffset=" + randomOffset +
+               ", cullingIdentical=" + cullingIdentical +
                '}';
     }
 
diff --git a/BlueMapCore/src/main/resourceExtensions/mc1_13/assets/minecraft/blockProperties.json b/BlueMapCore/src/main/resourceExtensions/mc1_13/assets/minecraft/blockProperties.json
index b7395bdc..d319683a 100644
--- a/BlueMapCore/src/main/resourceExtensions/mc1_13/assets/minecraft/blockProperties.json
+++ b/BlueMapCore/src/main/resourceExtensions/mc1_13/assets/minecraft/blockProperties.json
@@ -31,22 +31,24 @@
 	"minecraft:hanging_roots": { "randomOffset": true },
 	"minecraft:small_dripleaf": { "randomOffset": true },
 
-	"minecraft:glass": { "occluding": false },
-	"minecraft:tinted_glass": { "occluding": false },
-	"minecraft:white_stained_glass": { "occluding": false },
-	"minecraft:orange_stained_glass": { "occluding": false },
-	"minecraft:magenta_stained_glass": { "occluding": false },
-	"minecraft:light_blue_stained_glass": { "occluding": false },
-	"minecraft:yellow_stained_glass": { "occluding": false },
-	"minecraft:lime_stained_glass": { "occluding": false },
-	"minecraft:pink_stained_glass": { "occluding": false },
-	"minecraft:gray_stained_glass": { "occluding": false },
-	"minecraft:light_gray_stained_glass": { "occluding": false },
-	"minecraft:cyan_stained_glass": { "occluding": false },
-	"minecraft:purple_stained_glass": { "occluding": false },
-	"minecraft:blue_stained_glass": { "occluding": false },
-	"minecraft:brown_stained_glass": { "occluding": false },
-	"minecraft:green_stained_glass": { "occluding": false },
-	"minecraft:red_stained_glass": { "occluding": false },
-	"minecraft:black_stained_glass": { "occluding": false }
+	"minecraft:glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:tinted_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:white_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:orange_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:magenta_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:light_blue_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:yellow_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:lime_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:pink_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:gray_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:light_gray_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:cyan_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:purple_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:blue_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:brown_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:green_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:red_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:black_stained_glass": { "occluding": false, "cullingIdentical": true },
+
+	"minecraft:ice": { "cullingIdentical": true }
 }
\ No newline at end of file
diff --git a/BlueMapCore/src/main/resourceExtensions/mc1_15/assets/minecraft/blockProperties.json b/BlueMapCore/src/main/resourceExtensions/mc1_15/assets/minecraft/blockProperties.json
index b7395bdc..d319683a 100644
--- a/BlueMapCore/src/main/resourceExtensions/mc1_15/assets/minecraft/blockProperties.json
+++ b/BlueMapCore/src/main/resourceExtensions/mc1_15/assets/minecraft/blockProperties.json
@@ -31,22 +31,24 @@
 	"minecraft:hanging_roots": { "randomOffset": true },
 	"minecraft:small_dripleaf": { "randomOffset": true },
 
-	"minecraft:glass": { "occluding": false },
-	"minecraft:tinted_glass": { "occluding": false },
-	"minecraft:white_stained_glass": { "occluding": false },
-	"minecraft:orange_stained_glass": { "occluding": false },
-	"minecraft:magenta_stained_glass": { "occluding": false },
-	"minecraft:light_blue_stained_glass": { "occluding": false },
-	"minecraft:yellow_stained_glass": { "occluding": false },
-	"minecraft:lime_stained_glass": { "occluding": false },
-	"minecraft:pink_stained_glass": { "occluding": false },
-	"minecraft:gray_stained_glass": { "occluding": false },
-	"minecraft:light_gray_stained_glass": { "occluding": false },
-	"minecraft:cyan_stained_glass": { "occluding": false },
-	"minecraft:purple_stained_glass": { "occluding": false },
-	"minecraft:blue_stained_glass": { "occluding": false },
-	"minecraft:brown_stained_glass": { "occluding": false },
-	"minecraft:green_stained_glass": { "occluding": false },
-	"minecraft:red_stained_glass": { "occluding": false },
-	"minecraft:black_stained_glass": { "occluding": false }
+	"minecraft:glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:tinted_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:white_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:orange_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:magenta_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:light_blue_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:yellow_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:lime_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:pink_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:gray_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:light_gray_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:cyan_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:purple_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:blue_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:brown_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:green_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:red_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:black_stained_glass": { "occluding": false, "cullingIdentical": true },
+
+	"minecraft:ice": { "cullingIdentical": true }
 }
\ No newline at end of file
diff --git a/BlueMapCore/src/main/resourceExtensions/mc1_16/assets/minecraft/blockProperties.json b/BlueMapCore/src/main/resourceExtensions/mc1_16/assets/minecraft/blockProperties.json
index b7395bdc..d319683a 100644
--- a/BlueMapCore/src/main/resourceExtensions/mc1_16/assets/minecraft/blockProperties.json
+++ b/BlueMapCore/src/main/resourceExtensions/mc1_16/assets/minecraft/blockProperties.json
@@ -31,22 +31,24 @@
 	"minecraft:hanging_roots": { "randomOffset": true },
 	"minecraft:small_dripleaf": { "randomOffset": true },
 
-	"minecraft:glass": { "occluding": false },
-	"minecraft:tinted_glass": { "occluding": false },
-	"minecraft:white_stained_glass": { "occluding": false },
-	"minecraft:orange_stained_glass": { "occluding": false },
-	"minecraft:magenta_stained_glass": { "occluding": false },
-	"minecraft:light_blue_stained_glass": { "occluding": false },
-	"minecraft:yellow_stained_glass": { "occluding": false },
-	"minecraft:lime_stained_glass": { "occluding": false },
-	"minecraft:pink_stained_glass": { "occluding": false },
-	"minecraft:gray_stained_glass": { "occluding": false },
-	"minecraft:light_gray_stained_glass": { "occluding": false },
-	"minecraft:cyan_stained_glass": { "occluding": false },
-	"minecraft:purple_stained_glass": { "occluding": false },
-	"minecraft:blue_stained_glass": { "occluding": false },
-	"minecraft:brown_stained_glass": { "occluding": false },
-	"minecraft:green_stained_glass": { "occluding": false },
-	"minecraft:red_stained_glass": { "occluding": false },
-	"minecraft:black_stained_glass": { "occluding": false }
+	"minecraft:glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:tinted_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:white_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:orange_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:magenta_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:light_blue_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:yellow_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:lime_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:pink_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:gray_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:light_gray_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:cyan_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:purple_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:blue_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:brown_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:green_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:red_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:black_stained_glass": { "occluding": false, "cullingIdentical": true },
+
+	"minecraft:ice": { "cullingIdentical": true }
 }
\ No newline at end of file
diff --git a/BlueMapCore/src/main/resourceExtensions/mc1_18/assets/minecraft/blockProperties.json b/BlueMapCore/src/main/resourceExtensions/mc1_18/assets/minecraft/blockProperties.json
index b7395bdc..d319683a 100644
--- a/BlueMapCore/src/main/resourceExtensions/mc1_18/assets/minecraft/blockProperties.json
+++ b/BlueMapCore/src/main/resourceExtensions/mc1_18/assets/minecraft/blockProperties.json
@@ -31,22 +31,24 @@
 	"minecraft:hanging_roots": { "randomOffset": true },
 	"minecraft:small_dripleaf": { "randomOffset": true },
 
-	"minecraft:glass": { "occluding": false },
-	"minecraft:tinted_glass": { "occluding": false },
-	"minecraft:white_stained_glass": { "occluding": false },
-	"minecraft:orange_stained_glass": { "occluding": false },
-	"minecraft:magenta_stained_glass": { "occluding": false },
-	"minecraft:light_blue_stained_glass": { "occluding": false },
-	"minecraft:yellow_stained_glass": { "occluding": false },
-	"minecraft:lime_stained_glass": { "occluding": false },
-	"minecraft:pink_stained_glass": { "occluding": false },
-	"minecraft:gray_stained_glass": { "occluding": false },
-	"minecraft:light_gray_stained_glass": { "occluding": false },
-	"minecraft:cyan_stained_glass": { "occluding": false },
-	"minecraft:purple_stained_glass": { "occluding": false },
-	"minecraft:blue_stained_glass": { "occluding": false },
-	"minecraft:brown_stained_glass": { "occluding": false },
-	"minecraft:green_stained_glass": { "occluding": false },
-	"minecraft:red_stained_glass": { "occluding": false },
-	"minecraft:black_stained_glass": { "occluding": false }
+	"minecraft:glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:tinted_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:white_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:orange_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:magenta_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:light_blue_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:yellow_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:lime_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:pink_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:gray_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:light_gray_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:cyan_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:purple_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:blue_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:brown_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:green_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:red_stained_glass": { "occluding": false, "cullingIdentical": true },
+	"minecraft:black_stained_glass": { "occluding": false, "cullingIdentical": true },
+
+	"minecraft:ice": { "cullingIdentical": true }
 }
\ No newline at end of file