diff --git a/src/main/java/ru/betterend/blocks/EndPortalBlock.java b/src/main/java/ru/betterend/blocks/EndPortalBlock.java
index a5d896cb..8efb8c81 100644
--- a/src/main/java/ru/betterend/blocks/EndPortalBlock.java
+++ b/src/main/java/ru/betterend/blocks/EndPortalBlock.java
@@ -18,6 +18,7 @@ import net.minecraft.sound.SoundEvents;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.Direction;
 import net.minecraft.util.registry.Registry;
+import net.minecraft.world.Heightmap;
 import net.minecraft.world.World;
 import net.minecraft.world.WorldAccess;
 import net.minecraft.world.dimension.DimensionType;
@@ -28,7 +29,6 @@ import ru.betterend.interfaces.TeleportingEntity;
 import ru.betterend.registry.BlockTagRegistry;
 import ru.betterend.registry.ParticleRegistry;
 import ru.betterend.util.PortalFrameHelper;
-import ru.betterend.world.features.DefaultFeature;
 
 public class EndPortalBlock extends NetherPortalBlock implements IRenderTypeable {
 	public EndPortalBlock() {
@@ -91,16 +91,13 @@ public class EndPortalBlock extends NetherPortalBlock implements IRenderTypeable
 	private BlockPos findExitPos(ServerWorld world, BlockPos pos, Entity entity) {
 		Registry<DimensionType> registry = world.getRegistryManager().getDimensionTypes();
 		double mult = registry.get(DimensionType.THE_END_ID).getCoordinateScale();
-		int topY;
 		BlockPos.Mutable basePos;
 		if (world.getRegistryKey().equals(World.OVERWORLD)) {
 			basePos = pos.mutableCopy().set(pos.getX() / mult, pos.getY(), pos.getZ() / mult);
-			topY = DefaultFeature.getPosOnSurface(world, basePos).getY();
 		} else {
 			basePos = pos.mutableCopy().set(pos.getX() * mult, pos.getY(), pos.getZ() * mult);
-			topY = world.getHeight();
 		}
-		BlockPos top = basePos.mutableCopy().set(basePos.getX() + 32, topY, basePos.getZ() + 32);
+		BlockPos top = basePos.mutableCopy().set(basePos.getX() + 32, world.getHeight(), basePos.getZ() + 32);
 		BlockPos.Mutable bottom = basePos.mutableCopy().set(basePos.getX() - 32, 5, basePos.getZ() - 32);
 		for(BlockPos position : BlockPos.iterate(bottom, top)) {
 			BlockState state = world.getBlockState(position);
@@ -141,7 +138,7 @@ public class EndPortalBlock extends NetherPortalBlock implements IRenderTypeable
 		if (world.getRegistryKey().equals(World.END)) {
 			ConfiguredFeatures.END_ISLAND.generate(world, world.getChunkManager().getChunkGenerator(), new Random(basePos.asLong()), basePos);
 		} else {
-			basePos.setY(topY);
+			basePos.setY(world.getChunk(basePos).sampleHeightmap(Heightmap.Type.WORLD_SURFACE, basePos.getX(), basePos.getZ()));
 		}
 		PortalFrameHelper.generatePortalFrame(world, basePos, axis, true);
 		if (axis.equals(Direction.Axis.X)) {
diff --git a/src/main/java/ru/betterend/util/PortalFrameHelper.java b/src/main/java/ru/betterend/util/PortalFrameHelper.java
index 79c0401f..95a7c4b7 100644
--- a/src/main/java/ru/betterend/util/PortalFrameHelper.java
+++ b/src/main/java/ru/betterend/util/PortalFrameHelper.java
@@ -17,98 +17,107 @@ public class PortalFrameHelper {
 		if (world == null || pos == null) return false;
 		if (!world.getBlockState(pos).isOf(frameBlock)) return false;
 		BlockPos bottomCorner = findBottomCorner(world, pos, frameBlock);
-		if (bottomCorner == null) return false;
+		BlockPos topCorner = findTopCorner(world, pos, frameBlock);
+		if (bottomCorner == null || topCorner == null) return false;
 		boolean valid = true;
+		int width = 1, height = 1;
 		Direction.Axis axis = Direction.Axis.X;
 		BlockPos checkPos = bottomCorner.up();
 		Direction moveDir = Direction.UP;
-		while(!checkPos.equals(bottomCorner)) {
-			while(valid && !checkPos.equals(bottomCorner)) {
-				valid = world.getBlockState(checkPos).isOf(frameBlock);
-				if (!valid) {
-					switch(moveDir) {
-						case UP: {
-							checkPos = checkPos.down();
-							if (world.getBlockState(checkPos.east()).isOf(frameBlock)) {
-								checkPos = checkPos.east();
-								moveDir = Direction.EAST;
-								valid = true;
-							} else if (world.getBlockState(checkPos.north()).isOf(frameBlock)) {
-								axis = Direction.Axis.Z;
-								checkPos = checkPos.north();
-								moveDir = Direction.NORTH;
-								valid = true;
-							}
-							break;
-						}
-						case DOWN: {
-							checkPos = checkPos.up();
-							if (world.getBlockState(checkPos.west()).isOf(frameBlock)) {
-								checkPos = checkPos.west();
-								moveDir = Direction.WEST;
-								valid = true;
-							} else if (world.getBlockState(checkPos.south()).isOf(frameBlock)) {
-								checkPos = checkPos.south();
-								moveDir = Direction.SOUTH;
-								valid = true;
-							}
-							break;
-						}
-						case NORTH:
-						case EAST: {
-							checkPos = moveDir.equals(Direction.NORTH) ? checkPos.south() : checkPos.west();
-							if (world.getBlockState(checkPos.down()).isOf(frameBlock)) {
-								checkPos = checkPos.down();
-								moveDir = Direction.DOWN;
-								valid = true;
-							}
-							break;
-						}
-						default:
-							return false;
-					}
-					if (!valid) return false;
-				} else {
-					switch(moveDir) {
-						case UP: {
-							checkPos = checkPos.up();
-							break;
-						}
-						case DOWN: {
-							checkPos = checkPos.down();
-							break;
-						}
-						case NORTH: {
-							checkPos = checkPos.north();
-							break;
-						}
-						case SOUTH: {
-							checkPos = checkPos.south();
-							break;
-						}
-						case EAST: {
+		while(valid && !checkPos.equals(bottomCorner)) {
+			valid = world.getBlockState(checkPos).isOf(frameBlock);
+			if (!valid) {
+				switch(moveDir) {
+					case UP: {
+						checkPos = checkPos.down();
+						if (world.getBlockState(checkPos.east()).isOf(frameBlock)) {
 							checkPos = checkPos.east();
-							break;
+							moveDir = Direction.EAST;
+							valid = true;
+						} else if (world.getBlockState(checkPos.south()).isOf(frameBlock)) {
+							axis = Direction.Axis.Z;
+							checkPos = checkPos.south();
+							moveDir = Direction.SOUTH;
+							valid = true;
 						}
-						case WEST: {
+						break;
+					}
+					case DOWN: {
+						checkPos = checkPos.up();
+						if (world.getBlockState(checkPos.west()).isOf(frameBlock)) {
 							checkPos = checkPos.west();
-							break;
+							moveDir = Direction.WEST;
+							valid = true;
+						} else if (world.getBlockState(checkPos.north()).isOf(frameBlock)) {
+							checkPos = checkPos.north();
+							moveDir = Direction.NORTH;
+							valid = true;
 						}
+						break;
+					}
+					case SOUTH:
+					case EAST: {
+						checkPos = moveDir.equals(Direction.SOUTH) ? checkPos.north() : checkPos.west();
+						if (world.getBlockState(checkPos.down()).isOf(frameBlock)) {
+							checkPos = checkPos.down();
+							moveDir = Direction.DOWN;
+							valid = true;
+						}
+						break;
+					}
+					default:
+						return false;
+				}
+				if (!valid) return false;
+			} else {
+				switch(moveDir) {
+					case UP: {
+						height++;
+						checkPos = checkPos.up();
+						break;
+					}
+					case DOWN: {
+						checkPos = checkPos.down();
+						break;
+					}
+					case NORTH: {
+						checkPos = checkPos.north();
+						break;
+					}
+					case SOUTH: {
+						width++;
+						checkPos = checkPos.south();
+						break;
+					}
+					case EAST: {
+						width++;
+						checkPos = checkPos.east();
+						break;
+					}
+					case WEST: {
+						checkPos = checkPos.west();
+						break;
 					}
 				}
 			}
 		}
+		if (width < 4 || height < 5 || width > 40 || height > 40) return false;
+		if (axis.equals(Direction.Axis.X)) {
+			if(!checkIsAreaEmpty(world, bottomCorner.add(1, 1, 0), topCorner.add(-1, -1, 0))) return false;
+		} else {
+			if(!checkIsAreaEmpty(world, bottomCorner.add(0, 1, 1), topCorner.add(0, -1, -1))) return false;
+		}
 		if (valid) {
 			if (world.getBlockState(bottomCorner).isOf(BlockRegistry.FLAVOLITE_RUNED)) {
-				generatePortalFrame(world, bottomCorner, axis, true);
+				generatePortalFrame(world, bottomCorner, axis, width, height, true);
 			} else {
-				generateEternalPortalFrame(world, bottomCorner, axis, true);
+				generateEternalPortalFrame(world, bottomCorner, axis, width, height, true);
 			}
 		}
 		return valid;
 	}
 	
-	private static BlockPos findBottomCorner(World world, BlockPos pos, Block frameBlock) {
+	public static BlockPos findBottomCorner(World world, BlockPos pos, Block frameBlock) {
 		BlockState up = world.getBlockState(pos.up());
 		BlockState down = world.getBlockState(pos.down());
 		BlockState north = world.getBlockState(pos.north());
@@ -116,30 +125,79 @@ public class PortalFrameHelper {
 		BlockState west = world.getBlockState(pos.west());
 		BlockState east = world.getBlockState(pos.east());
 		if (up.isOf(frameBlock) && !down.isOf(frameBlock)) {
-			if (north.isOf(frameBlock) || east.isOf(frameBlock)) {
+			if (south.isOf(frameBlock) || east.isOf(frameBlock)) {
 				return pos;
 			} else if (west.isOf(frameBlock)) {
 				return findBottomCorner(world, pos.west(), frameBlock);
-			} else if (south.isOf(frameBlock)){
-				return findBottomCorner(world, pos.south(), frameBlock);
+			} else if (north.isOf(frameBlock)){
+				return findBottomCorner(world, pos.north(), frameBlock);
 			}
 			return null;
 		} else if (down.isOf(frameBlock)) {
 			if (west.isOf(frameBlock)) {
 				return findBottomCorner(world, pos.west(), frameBlock);
-			} else if (south.isOf(frameBlock)) {
-				return findBottomCorner(world, pos.south(), frameBlock);
+			} else if (north.isOf(frameBlock)) {
+				return findBottomCorner(world, pos.north(), frameBlock);
 			} else {
 				return findBottomCorner(world, pos.down(), frameBlock);
 			}
 		} else if (west.isOf(frameBlock)) {
 			return findBottomCorner(world, pos.west(), frameBlock);
-		} else if (south.isOf(frameBlock)) {
-			return findBottomCorner(world, pos.south(), frameBlock);
+		} else if (north.isOf(frameBlock)) {
+			return findBottomCorner(world, pos.north(), frameBlock);
 		}
 		return null;
 	}
+	
+	public static BlockPos findTopCorner(World world, BlockPos pos, Block frameBlock) {
+		BlockState up = world.getBlockState(pos.up());
+		BlockState down = world.getBlockState(pos.down());
+		BlockState north = world.getBlockState(pos.north());
+		BlockState south = world.getBlockState(pos.south());
+		BlockState west = world.getBlockState(pos.west());
+		BlockState east = world.getBlockState(pos.east());
+		if (!up.isOf(frameBlock) && down.isOf(frameBlock)) {
+			if (north.isOf(frameBlock) || west.isOf(frameBlock)) {
+				return pos;
+			} else if (east.isOf(frameBlock)) {
+				return findTopCorner(world, pos.east(), frameBlock);
+			} else if (south.isOf(frameBlock)){
+				return findTopCorner(world, pos.south(), frameBlock);
+			}
+			return null;
+		} else if (up.isOf(frameBlock)) {
+			if (east.isOf(frameBlock)) {
+				return findTopCorner(world, pos.east(), frameBlock);
+			} else if (south.isOf(frameBlock)){
+				return findTopCorner(world, pos.south(), frameBlock);
+			} else {
+				return findTopCorner(world, pos.up(), frameBlock);
+			}
+		} else if (east.isOf(frameBlock)) {
+			return findTopCorner(world, pos.east(), frameBlock);
+		} else if (south.isOf(frameBlock)){
+			return findTopCorner(world, pos.south(), frameBlock);
+		}
+		return null;
+	}
+	
+	private static boolean checkIsAreaEmpty(World world, BlockPos bottom, BlockPos top) {
+		boolean valid = true;
+		for (BlockPos current : BlockPos.iterate(bottom, top)) {
+			BlockState state = world.getBlockState(current);
+			valid &= state.isAir();
+		}
+		return valid;
+	}
 
+	public static void generatePortalFrame(ServerWorld world, BlockPos pos, Direction.Axis axis, int width, int height, boolean active) {
+		FeatureRegistry.END_PORTAL.configure(axis, width, height, active).getFeatureConfigured().generate(world, world.getChunkManager().getChunkGenerator(), new Random(), pos);
+	}
+	
+	public static void generateEternalPortalFrame(ServerWorld world, BlockPos pos, Direction.Axis axis, int width, int height, boolean active) {
+		FeatureRegistry.END_PORTAL_ETERNAL.configure(axis, width, height, active).getFeatureConfigured().generate(world, world.getChunkManager().getChunkGenerator(), new Random(), pos);
+	}
+	
 	public static void generatePortalFrame(ServerWorld world, BlockPos pos, Direction.Axis axis, boolean active) {
 		FeatureRegistry.END_PORTAL.configure(axis, active).getFeatureConfigured().generate(world, world.getChunkManager().getChunkGenerator(), new Random(), pos);
 	}
diff --git a/src/main/java/ru/betterend/world/features/DefaultEndPortalFeature.java b/src/main/java/ru/betterend/world/features/DefaultEndPortalFeature.java
index dbe8f8b8..79135baf 100644
--- a/src/main/java/ru/betterend/world/features/DefaultEndPortalFeature.java
+++ b/src/main/java/ru/betterend/world/features/DefaultEndPortalFeature.java
@@ -27,10 +27,12 @@ public class DefaultEndPortalFeature extends Feature<EndPortalFeatureConfig> {
 		BlockState portalBlock = BlockRegistry.END_PORTAL_BLOCK.getDefaultState().with(EndPortalBlock.AXIS, config.axis);
 		BlockPos bottomCorner = pos;
 		BlockPos topCorner;
+		int width = config.width - 1;
+		int height = config.height - 1;
 		if (config.axis.equals(Direction.Axis.X)) {
-			topCorner = bottomCorner.add(3, 4, 0);
+			topCorner = bottomCorner.add(width, height, 0);
 		} else {
-			topCorner = bottomCorner.add(0, 4, 3);
+			topCorner = bottomCorner.add(0, height, width);
 		}
 		
 		for(BlockPos position : BlockPos.iterate(bottomCorner, topCorner)) {
diff --git a/src/main/java/ru/betterend/world/features/EndPortalFeature.java b/src/main/java/ru/betterend/world/features/EndPortalFeature.java
index 55127f11..14453934 100644
--- a/src/main/java/ru/betterend/world/features/EndPortalFeature.java
+++ b/src/main/java/ru/betterend/world/features/EndPortalFeature.java
@@ -14,8 +14,13 @@ public class EndPortalFeature extends EndFeature {
 		this.frameBlock = frameBlock;
 	}
 	
+	public EndPortalFeature configure(Direction.Axis axis, int width, int height, boolean active) {
+		this.featureConfigured = ((DefaultEndPortalFeature) this.feature).configure(EndPortalFeatureConfig.create(frameBlock, axis, width, height, active));
+		return this;
+	}
+	
 	public EndPortalFeature configure(Direction.Axis axis, boolean active) {
-		this.featureConfigured = ((DefaultEndPortalFeature) this.feature).configure(EndPortalFeatureConfig.create(frameBlock, axis, active));
+		this.featureConfigured = ((DefaultEndPortalFeature) this.feature).configure(EndPortalFeatureConfig.create(frameBlock, axis, 4, 5, active));
 		return this;
 	}
 }
diff --git a/src/main/java/ru/betterend/world/features/EndPortalFeatureConfig.java b/src/main/java/ru/betterend/world/features/EndPortalFeatureConfig.java
index 50a5a143..04988f03 100644
--- a/src/main/java/ru/betterend/world/features/EndPortalFeatureConfig.java
+++ b/src/main/java/ru/betterend/world/features/EndPortalFeatureConfig.java
@@ -15,6 +15,10 @@ public class EndPortalFeatureConfig implements FeatureConfig {
 			return Registry.BLOCK.getId(endPortalFeatureConfig.frameBlock).toString();
 		}), Codec.STRING.fieldOf("axis").forGetter(endPortalFeatureConfig -> {
 			return endPortalFeatureConfig.axis.getName();
+		}), Codec.INT.fieldOf("width").forGetter(endPortalFeatureConfig -> {
+			return endPortalFeatureConfig.width;
+		}), Codec.INT.fieldOf("heigth").forGetter(endPortalFeatureConfig -> {
+			return endPortalFeatureConfig.height;
 		}), Codec.BOOL.fieldOf("activated").forGetter(endPortalFeatureConfig -> {
 			return endPortalFeatureConfig.activated;
 		})).apply(instance, EndPortalFeatureConfig::new);
@@ -23,20 +27,26 @@ public class EndPortalFeatureConfig implements FeatureConfig {
 	public final RunedFlavolite frameBlock;
 	public final Direction.Axis axis;
 	public final boolean activated;
+	public final int width;
+	public final int height;
 	
-	private EndPortalFeatureConfig(String frameBlock, String axis, boolean active) {
+	private EndPortalFeatureConfig(String frameBlock, String axis, int width, int height, boolean active) {
 		this.frameBlock = (RunedFlavolite) Registry.BLOCK.get(new Identifier(frameBlock));
 		this.axis = Direction.Axis.fromName(axis);
 		this.activated = active;
+		this.width = width;
+		this.height = height;
 	}
 	
-	private EndPortalFeatureConfig(RunedFlavolite frameBlock, Direction.Axis axis, boolean active) {
+	private EndPortalFeatureConfig(RunedFlavolite frameBlock, Direction.Axis axis, int width, int height, boolean active) {
 		this.frameBlock = frameBlock;
 		this.axis = axis;
 		this.activated = active;
+		this.width = width;
+		this.height = height;
 	}
 	
-	public static EndPortalFeatureConfig create(RunedFlavolite block, Direction.Axis axis, boolean active) {
-		return new EndPortalFeatureConfig(block, axis, active);
+	public static EndPortalFeatureConfig create(RunedFlavolite block, Direction.Axis axis, int width, int height, boolean active) {
+		return new EndPortalFeatureConfig(block, axis, width, height, active);
 	}
 }