diff --git a/ebusd-2.1.x/de/vaillant/15.vai00.csv b/ebusd-2.1.x/de/vaillant/15.vai00.csv
new file mode 100644
index 00000000..843dc82e
--- /dev/null
+++ b/ebusd-2.1.x/de/vaillant/15.vai00.csv
@@ -0,0 +1,18 @@
+# type (r[1-9];w;u),circuit,name,[comment],[QQ],ZZ,PBSB,[ID],field1,part (m/s),datatypes/templates,divider/values,unit,comment
+#,recov,RecoVair 275 Fernbedienung,,,,,,,,,,,
+*r,,,,,,B509,0D,,,,,,
+*w,,,,,,B509,0E,,,,,,
+r9;w,,Lueftungsstufe,Lüftungsstufe,,,,2400,,,UCH,1=Tag;2=Aus;3=Auto;5=Nacht,,
+r;w,,Lueftung_HI,Lüftung_HI,,,,5800,,,HCD:2,,,
+# Writing works but seems to have no effect, might be pass through to RecoVair itself
+r9;w,,Kuehlung,Kühlung - Sommer Bypass,,,,0a00,,,UCH,1=AUS;2=EIN,,,,
+r9;w,,Kuehlung_Tage,Kühlung Tage,,,,3600,,,UCH,,,,,
+r,,Uhrzeit,Uhrzeit,,,,2C00,,,VTI,,,
+r;w,,Luftvolumen_High,Luftvolume in m3/h in Hi mode (HIGH),,,,4a00,,,UIN,,m3/h,
+r;w,,Luftvolumen_minimum_Cool,Minimum Luftvolume in m3/h mit offenem Bypass (AIR5),,,,4800,,,UIN,,m3/h,
+# not low something else
+r;w,,Luftvolumen_Ferien,Luftvolume in m3/h im Ferien modus (AIR4),,,,4900,,,UIN,,m3/h,
+r;w,,Luftvolumen_Nacht,Luftvolume in m3/h im Nacht modus (AIR1),,,,1800,,,UIN,,m3/h,
+r;w,,Luftvolumen_Tag,Luftvolume in m3/h im Tag modus (AIR2),,,,1700,,,UIN,,m3/h,
+r;w,,Ertrag_Gesamt_kWh,Ertrag_Gesamt_kWh,,,,4d00,,,UIN,,kW/h,
+r;w,,Alarm_Filter_FILT,Zeitraum zwischen 2 Alarmmeldungen fuer Filtertausch,,,,4500,,,UIN,,,
diff --git a/ebusd-2.1.x/de/vaillant/c0.wtw04.csv b/ebusd-2.1.x/de/vaillant/c0.wtw04.csv
new file mode 100644
index 00000000..cfc4e5a5
--- /dev/null
+++ b/ebusd-2.1.x/de/vaillant/c0.wtw04.csv
@@ -0,0 +1,31 @@
+# type (r[1-9] w u ),circuit,name,[comment],[QQ],ZZ,PBSB,[ID],field1,part (m/s),datatypes/templates,divider/values,unit,comment
+#,recov,RecoVair 275,,,,,,,,,,,
+############ Luftvolumen################,,,,,,,,,,,,,
+*r,,,,,c0,B509,0D,,,,,,
+*w,,,,,c0,B509,0E,,,,,,
+r;w,,Lueftungsvolumen,Lueftung m³/h,,,,1500,,,UIN,166=50;183=55;200=60;216=65;233=70;250=75;266=80;283=85;300=90;316=95;333=100;350=105;366=110;383=115;400=120;416=125;433=130;450=135;466=140;483=145;500=150;516=155;533=160;550=165;566=170;583=175;600=180;616=185;633=190;650=195;666=200;683=205;700=210;716=215;733=220;750=225;766=230;783=235;800=240;816=245;833=250;850=255;866=260;883=265;900=270,m³/h,
+r;w,,SollVolumenstromkorrektur,Soll-Volumenstromkorrektur,,,,2000,,,D1B,,,
+r9;w,,Kuehlung,Sommer bypass,,,,0a00,,,UCH,1=AUS;2=EIN,,
+r;w,,Lueftung_HI,Lüftung_HI,,,,5800,,,HCD:2,,,
+#29 seems to ask for info/status information
+*r,,,,,c0,B509,29,,,IGN:2,,,first 2 bytes in response are the ID field again
+r9,,BypassStellung,BypassStellung,,,,0900,,,percent0,,,
+r1,,TempInletAir_SAI,Temperatur Aussenluft,,,,0100,,,temp,,°C,
+r1,,TempOutsideAir_SAO,Temperatur Zuluft (Bypass),,,,0200,,,temp,,°C,
+r1,,TempWasteAir_EAI,Temperatur Abluft,,,,0300,,,temp,,°C,
+r1,,TempOutgoingAir_EAO,Temperatur Fortluft,,,,0400,,,temp,,°C,
+# This is either wrong or room temp correction is missing
+r1;w,,Roomtemp,Zimmertemperatur,,,,0000,,,temp;sensor,,°C,
+#r1;w,,RoomTempOffset,Raumisttemp. Korrekturwert,,,,"1F00",,,temp,,,
+#r1,,RoomTempOffsetSelfWarming,Offset Eigenerwärmung,,,,"2000",,,temp,,,
+# other things
+r;w,,Unterdruckschutz,Unterdruckschutz,,,,4700,,,UCH,1=AN;0=AUS,,
+r;w,,Filter,Filter Tage,,,,4600,,,HCD:2,,,
+#r;w,,UNKOWN_2,,,,,4300,,,,,,2 bytes
+#r9;w,,UNKOWN_3,,,,,0e00,,,,,,1 byte, seems an on off, very often
+#r9;w,,UNKOWN_3,,,,,0f00,,,,,,1 byte, seems an on off, very often
+#r5;w,,Ertrag_Gesamt_kWh,Ertrag_Gesamt_kWh,,,,4d00,,,UIN,,kW/h,
+,,,,,,,,,,,,,
+########### not working #################,,,,,,,,,,,,,
+#r5;w,,Heatrecovery,Wärmerückgewinnung,,,,8c03,,,UCH,0=auto;1=on;2=off,,Aktuelle Uhrzeit
+#r;w,,Desiredtemp,Wunschtemp,,,,140e,,,temp,,°C,
diff --git a/ebusd-2.1.x/en/vaillant/15.vai00.csv b/ebusd-2.1.x/en/vaillant/15.vai00.csv
new file mode 100644
index 00000000..139516fd
--- /dev/null
+++ b/ebusd-2.1.x/en/vaillant/15.vai00.csv
@@ -0,0 +1,12 @@
+# type (r[1-9];w;u),circuit,name,[comment],[QQ],ZZ,PBSB,[ID],field1,part (m/s),datatypes/templates,divider/values,unit,comment
+#,recov,RecoVair 275 remote control,,,,,,,,,,,
+*r,,,,,,B509,0D,,,,,,
+*w,,,,,,B509,0E,,,,,,
+#*wi,#install,,,,,B509,0F,,,,,,
+# ##### general #####,,,,,,,,,,,,,
+r9;w,,VentMode,,,,,2400,,,UCH,1=Day;2=Off;3=Auto;5=Night,,
+r;w,,VentHI,Ventilation High time,,,,5800,,,HCD:2,,,
+#Writing works but seems to have no effect, might be pass through to RecoVair itself
+r9;w,,Cooling,Cooling - Summer Bypass,,,,0a00,,,UCH,1=Off;2=On,,,,
+r9;w,,Cooling_days,Days that the cooling is enabled,,,,3600,,,UCH,,,,,
+r,,Time,,,,,2C00,,,VTI,,,
diff --git a/ebusd-2.1.x/en/vaillant/c0.wtw04.csv b/ebusd-2.1.x/en/vaillant/c0.wtw04.csv
new file mode 100644
index 00000000..2ee07508
--- /dev/null
+++ b/ebusd-2.1.x/en/vaillant/c0.wtw04.csv
@@ -0,0 +1,28 @@
+# type (r[1-9] w u ),circuit,name,[comment],[QQ],ZZ,PBSB,[ID],field1,part (m/s),datatypes/templates,divider/values,unit,comment
+#,recov,RecoVair 275,,,,,,,,,,,
+# ########### general ################,,,,,,,,,,,,,
+*r,,,,,,B509,0D,,,,,,
+*w,,,,,,B509,0E,,,,,,
+r;w,,ventilation,ventilation level,,,,1500,,,UIN,166=50;183=55;200=60;216=65;233=70;250=75;266=80;283=85;300=90;316=95;333=100;350=105;366=110;383=115;400=120;416=125;433=130;450=135;466=140;483=145;500=150;516=155;533=160;550=165;566=170;583=175;600=180;616=185;633=190;650=195;666=200;683=205;700=210;716=215;733=220;750=225;766=230;783=235;800=240;816=245;833=250;850=255;866=260;883=265;900=270,m³/h, wartosc do wymnozenia przez 3/10
+r;w,,FlowCorrection,Set volume flow correction,,,,2000,,,D1B,,,
+r9;w,,Cooling,Cooling - Summer Bypass,,,,0a00,,,UCH,1=Off;2=On,,,,
+r;w,,VentHI,Ventilation High time,,,,5800,,,HCD:2,,,
+#29 seems to ask for info/status information
+*r,,,,,c0,B509,29,,,IGN:2,,,first 2 bytes in response are the ID field again
+r9,,BypassValye,Bypass Position,,,,0900,,,percent0,,,
+r1,,TempInletAir_SAI,Temperatur Aussenluft,,,,0100,,,temp,,°C,
+r1,,TempOutsideAir_SAO,Temperatur Zuluft (Bypass),,,,0200,,,temp,,°C,
+r1,,TempWasteAir_EAI,Temperatur Abluft,,,,0300,,,temp,,°C,
+r1,,TempOutgoingAir_EAO,Temperatur Fortluft,,,,0400,,,temp,,°C,
+# This is either wrong or room temp correction is missing
+r1;w,,room_temperature,Room Temperature,,,,0000,,,temp;sensor,,°C,
+#r1;w,,RoomTempOffset,Raumisttemp. Korrekturwert,,,,"1F00",,,temp,,,
+#r1,,RoomTempOffsetSelfWarming,Offset Eigenerwärmung,,,,"2000",,,temp,,,
+# Mike Kopp thinks this is "Unterdruckschutz
+r;w,,FrostProtection,,,,,4700,,,onoff,,,
+r;w,,Filter,Filter Days,,,,4600,,,HCD:2,,,
+#r;w,,UNKOWN_2,,,,,4300,,,,,,2 bytes
+#r9;w,,UNKOWN_3,,,,,0e00,,,,,,1 byte, seems an on off, very often
+#r9;w,,UNKOWN_3,,,,,0f00,,,,,,1 byte, seems an on off, very often
+#r5;w,,Ertrag_Gesamt_kWh,Ertrag_Gesamt_kWh,,,,4d00,,,UIN,,kW/h,
+