These units are automatic and self contained. Benefits of their sealed system construction include the elimination of corrosion, no need for an expansion tank and a positive pressure being maintained on the system, even at ‘cold-fill’ pressure.

There are two twin-pump, single system, chassis-mounted units delivering 3 or 5 bar.

There are also two twin-pump, dual-system, chassis-mounted units to deliver 3 or 5 bar.

All the above four models have single-phase bronze fill pumps, pressure switches , pressure gauges, pressure-regulating valve, 3 l expansion vessel, 18 l break tank with Type A airgap, ball/float valve.

There are also two automatic self-contained single-pump chassis-mounted units sing a single-phase bronze pumps.

The Mini compact wall-mounted pressurisation unit houses one or two small pressurisation pumps and associated control equipment for connecting to small heating or cooling installations in large dwellings or small commercial or industrial installations.

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