diff --git a/src/ramses_tx/parsers.py b/src/ramses_tx/parsers.py
index 5cef9bd2..e746682f 100644
--- a/src/ramses_tx/parsers.py
+++ b/src/ramses_tx/parsers.py
@@ -1363,15 +1363,11 @@ def parser_1fd4(payload: str, msg: Message) -> PayDictT._1FD4:
 
 # WIP: unknown, HVAC
 def parser_2210(payload: str, msg: Message) -> dict[str, Any]:
-    # RP --- 32:153258 18:005904 --:------ 2210 042 00FF 00FFFFFF0000000000FFFFFFFFFF 00FFFFFF0000000000FFFFFFFFFF FFFFFF000000000000000800
-    # RP --- 32:153258 18:005904 --:------ 2210 042 00FF 00FFFF960000000003FFFFFFFFFF 00FFFF960000000003FFFFFFFFFF FFFFFF000000000000000800
-    # RP --- 32:139773 18:072982 --:------ 2210 042 00FF 00FFFFFF0000000000FFFFFFFFFF 00FFFFFF0000000000FFFFFFFFFF FFFFFF000000000000020800
-
-    assert payload in (
-        "00FF" + "00FFFFFF0000000000FFFFFFFFFF" * 2 + "FFFFFF000000000000000800",
-    ), _INFORM_DEV_MSG
-
-    return {}
+    return {
+        "unknown_78": payload[78:80],
+        "unknown_80": payload[80:82],
+        "unknown_82": payload[82:],
+    }
 
 
 # now_next_setpoint - Programmer/Hometronics
diff --git a/src/ramses_tx/ramses.py b/src/ramses_tx/ramses.py
index afa951ab..a5752ae5 100644
--- a/src/ramses_tx/ramses.py
+++ b/src/ramses_tx/ramses.py
@@ -366,10 +366,10 @@
         SZ_NAME: "opentherm_sync",
         I_: r"^00([0-9A-F]{4})$",
     },
-    Code._2210: {  # unknown_2210, HVAC, NB: no I
+    Code._2210: {  # unknown_2210, HVAC,
         SZ_NAME: "unknown_2210",
+        I_: r"^00[0-9A-F]{82}$",
         RQ: r"^00$",
-        RP: r"^00[0-9A-F]{82}$",
     },
     Code._2249: {  # setpoint_now?
         SZ_NAME: "setpoint_now",  # setpt_now_next
diff --git a/tests/tests/parsers/code_2210.log b/tests/tests/parsers/code_2210.log
index 23f9df49..27f015bc 100644
--- a/tests/tests/parsers/code_2210.log
+++ b/tests/tests/parsers/code_2210.log
@@ -1,5 +1,9 @@
-# HVAC - not well understood -- system with Orcon HRC 425 SmartComfort
+# HVAC - not well understood
 
-2023-11-12T00:00:11.000000 ... RP --- 32:153258 18:005904 --:------ 2210 042 00FF00FFFFFF0000000000FFFFFFFFFF00FFFFFF0000000000FFFFFFFFFFFFFFFF000000000000000800
-# 23-11-12T00:00:22.000000 ... RP --- 32:153258 18:005904 --:------ 2210 042 00FF00FFFF960000000003FFFFFFFFFF00FFFF960000000003FFFFFFFFFFFFFFFF000000000000000800
-# 23-11-12T00:00:33.000000 ... RP --- 32:139773 18:072982 --:------ 2210 042 00FF00FFFFFF0000000000FFFFFFFFFF00FFFFFF0000000000FFFFFFFFFFFFFFFF000000000000020800
+# system with Orcon HRC 425 SmartComfort
+2023-11-12T00:00:11.000000 ... RP --- 32:153258 18:005904 --:------ 2210 042 00FF00FFFFFF0000000000FFFFFFFFFF00FFFFFF0000000000FFFFFFFFFFFFFFFF000000000000000800  # {'unknown_78': '00', 'unknown_80': '08', 'unknown_82': '00'}
+2023-11-12T00:00:22.000000 ... RP --- 32:153258 18:005904 --:------ 2210 042 00FF00FFFF960000000003FFFFFFFFFF00FFFF960000000003FFFFFFFFFFFFFFFF000000000000000800  # {'unknown_78': '00', 'unknown_80': '08', 'unknown_82': '00'}
+2023-11-12T00:00:33.000000 ... RP --- 32:139773 18:072982 --:------ 2210 042 00FF00FFFFFF0000000000FFFFFFFFFF00FFFFFF0000000000FFFFFFFFFFFFFFFF000000000000020800  # {'unknown_78': '02', 'unknown_80': '08', 'unknown_82': '00'}
+
+# ClimaRad Ventura V1x
+2024-10-20T00:00:00.000000 ...  I --- 37:153226 --:------ 37:153226 2210 042 00FF00FFFFFF0000000000FFFFFFFFFF00FFFFFF0000000000FFFFFFFFFFFFFFFF000000000000000140  # {'unknown_78': '00', 'unknown_80': '01', 'unknown_82': '40'}