Install Instructions

LAARS Heating Systems
Page 24
Figure 17. Hydronic Piping — MLXC Multi boilers for large homes with long / multiple radiant zones.
Zones with:
-zone valves 24V -balancing valves
1-
1
4
"
Primary loop
Multi Mascot LX boilers for Large house
residential with long / muliple radiant zones
*
Closely spaced tee's - 4 pipe diameters apart
Purge/drain valves
Note: Expansion tank may be required if system volume is over 50 gallons
Sediment trap
Expansion tank and auto feed * *