For unit GEOCIAT MODULAR 20H (7381408): *For Home Connect Additional board kit For unit GEOCIAT MODULAR 33H (7381409): *For Home Connect Additional board kit For unit GEOCIAT MODULAR 45H (7381410): *For Home Connect Additional board kit For unit GEOCIAT MODULAR 45HT (7381412): *For Home Connect Additional board kit For unit GEOCIAT POWER 120HT (7515917): *Inclued in 2-zone kit For unit GEOCIAT POWER 50H (7515912): *Inclued in 2-zone kit For unit GEOCIAT POWER 50HT (7515913): *Inclued in 2-zone kit For unit GEOCIAT POWER 65HT (7515915): *Inclued in 2-zone kit For unit GEOCIAT POWER 90HT (7515916): *Inclued in 2-zone kit For unit PAC G.NEO 18H (7409994): *For Home Connect Additional board kit For unit PAC XENEA 20H (7324817): *For Homeconnect additional board kit For unit PAC XENEA 28H (7324818): *For Homeconnect additional board kit For unit PAC XENEA 35H (7324819): *For Homeconnect additional board kit For unit PAC XENEA 35HT (7324820): *For Homeconnect additional board kit