A - FOAM COLLECTION CUP
B - INTERNAL-LEVEL CONTROL CHECK VALVE
C - EMPTYING/BOTTOM CLEANING CHECK VALVE
D - ENDCAP
E - AIR PRODUCTION PUMPS
F - VENTURI DEVICE
G - AIR TUBING
H - FOAM DISCHARGE
L - INTERNAL LEVEL
M - SAFETY AIR DISCHARGE
N - PUMP OUTLET
O - O-RING
P - WATER INLET DIRECTION ADJUSTER
Q - EXTERNAL DISCHARGE TUBE (2 parts)
R - WATER INLET
S - REMOVEABLE SKIMMIMG TUBES
T - EXTERNAL DISCHARGE TUBE's SEATS
U - SUMP's MIMIMUM LEVEL

*with reserve of technical improvements