Since the beginning of 2009, all TUNZE Master DOC skimmers have been fitted with a new Hydrofoamer Silence 9420.
040 dispergator pump.
The pump is a further development of the previous model 9400.040 with a new design and a new drive.
Tunze state it has especially low-noise operation, with the Hydrofoamer 9420.040 providing the best performance on the market.
"Output is between 850 and 1,100 lph at a power consumption of 15 W depending on the skimmer connected, " Say Tunze.
"The Hydrofoamer Silence 9420.040 is supplied complete with suction nozzle, airborne sound silencer and air control."
"It can be retrofitted and can be easily adapted to the various skimmers on the market, such as H&S, Schuran, Aquamedic, ATI, et cetera."