Automatic Filters

Boll Automatic Filter 6.21/6.22Marine


Range of application
Filtration of fuel to protect the injection pumps
Flow rate
4 - 11 m³/h (depending on filtering grade and fluid temperature)
a choice of 10, 25, 34 or 48 microns
Operating pressure
max. 16 bar
Operating temperature
max. 160 °C
Nominal widths
DN 50 (optional with adapter to DN 32)

The newly developed BOLLFILTER Automatic Type 6.21 sets new standards in terms of the precision of the filtration result, the efficiency of the automatic backflush unit as well as the price/performance ratio. It is distinguished by the lowest flush volumes and minimum pressure loss as well as low service and maintenance costs. Although technically and functionally of the highest standard, its simple and robust construction makes it extremely reliable ecconomical and durable.