Lennox Baltic BCK 020 Installation, Operating And Maintenance page 68

HEATING / HEATING HOT WATER COIL
Connection HWC B Box
Connection HWC D Box
Pipe internal diameters (DN)
B020 B025 B030 B035 B040 B045 B050 B060 B070
H 20 20 20
MAXIMUM WORKING PRESSURE: 8bar
MAXIMUM WORKING TEMPERATURE: 110°C
20 25 25 25
Connection HWC C Box
Connection HWC E Box
25 25
IOM / ROOFTOP BALTIC Series - 0704-E Page 67