Pressurisation Units

MINI

Suitable for maintaining pressure in large domestic and small commercial sealed heating systems, chilled water systems, refrigeration units, and industrial cooling systems. Mini units are exceptionally easy to install and commission and are housed in a compact and robust enclosure suitable for wall mounting.

  • Suitable for sealed systems of up to 6,000 litres
  • Single (duty) or Twin (duty-standby) pump options
  • 3 Bar cold fill pressure
  • 2 litre tank capacity
  • Automated system top-up
  • WRAS approved high flow fill valve
  • Left or Right outlet configurable with flexible hose (supplied)
  • Category 5 backflow protection
Order online
Mini Press Unit

MIDI

Suitable for maintaining pressure in large domestic and commercial sealed heating systems, chilled water systems, refrigeration units, and industrial cooling systems. Midi units feature continuously rated brass peripheral pumps and are exceptionally easy to install and commission, suitable for either floor or wall mounting.

  • Suitable for sealed systems of up to 300,000 litres
  • Single (duty) or Twin (duty-standby) pump options 
  • 3.5 / 4.1 Bar cold fill pressure
  • 8-litre tank capacity
  • Automated system fi ll & top-up
  • WRAS approved high flow fill valve
  • Left or Right inlet & outlet configurable with
    flexible hose (supplied)
  • Category 5 backflow protection
Order online
Midi Press units

MAXI 135 & 175

The microprocessor (HP microprocessor in the 175 model) controlled single pump is designed with specifiers and installers in mind. The unit is exceptionally easy to install and commission and is housed in a compact and robust enclosure for floor or wall mounting. Suitable for maintaining pressure in large domestic and commercial sealed heating systems, chilled water systems, refrigeration units, and industrial cooling systems.

  • Suitable for sealed systems of up to 300,000 litres
  • Up to 3.4 Bar cold fill pressure (up to 7 Bar in the 175 model)
  • Unique Pressure Logic™ microprocessor
  • Single (duty) pump
  • Automated system fill & top-up
  • High-quality bronze peripheral pump
  • Category 5 backflow protection
Order online
Maxi Press units

MAXI 235 & 275 (twin pump)

The microprocessor (HP microprocessor in the 275 model) controlled twin pump is designed with specifiers and installers in mind. The unit is exceptionally easy to install and commission and is housed in a compact and robust enclosure for floor or wall mounting. Suitable for maintaining pressure in large domestic and commercial sealed heating systems, chilled water systems, refrigeration units, and industrial cooling systems.

  • Suitable for sealed systems of up to 300,000 litres
  • Up to 3.4 Bar cold fill pressure (up to 7 Bar in the 275 model)
  • Unique Pressure Logic™ microprocessor
  • Twin (duty-standby) pump
  • Automated system fill & top-up
  • High-quality bronze peripheral pump
  • Category 5 backflow protection
Order online
Maxi HP Press units

CORE

Providing a range of HVAC products that represent exceptional quality and true value, supported by the service levels Smith Brothers have maintained since 1897.

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Registered Office: Unit V2 Winchester Avenue, Blaby, Leicester, LE8 4GZ.