26
Technical description
Clearances
1. Boiler return connection
2. Boiler flow connection
3. Condensate drain
4. Gas
5. Flue gas outlet
6. Air supply
Pay attention to the minimum distance required between the
boilers, walls and ceiling for installing and removing the hou-
sing.
If you have opted to build the hydraulic part yourself, then
ATAG recommends using “Connection set XL-W as single
boiler” for each boiler.