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100502
Mikrofill - Mikropro 500/2 Pressurisation Set - With 2 X 250 Ltr Vessels - Service Valve IncludedThe Mikrofill MikroPro 500/2 is a space saving, compact sealed system pressurisation bundle for LPHW/CHW applications. It pairs the Mikrofill 3 advanced direct-type pressurisation unit (cold fill up to 4.7 Bar), a pair of MikroPro 250 Ltrs (6 Bar) expansion vessels, and a ¾" quick-fit service valve.
The direct-fill design connects to the mains/boosted supply to automatically fill and top-up the system. A digital control system with LCD display simplifies setup, while a high-flow WRAS-approved fill valve, low energy use (10 Watts standby / 30 Watts running) and a fill volume indicator support efficient operation and water-treatment calculations.
- Direct-type pressurisation cold fill to 4.7 Bar
- MikroPro dual expansion vessels, rated to 6 Bar
- Automatic system fill & top-up with LCD interface
- WRAS-approved high-flow fill valve
The MikroPro vessels are PED 97/23/EC compliant with a durable powder-coated finish and threaded connections; max operating temperature 70 C, typical max pressure 6 Bar (≤35 Ltrs) and up to 6 Bar (≤1000 Ltrs). Ideal for sealed heating and chilled-water systems, plus refrigeration and industrial cooling.
In stock
Free Standard Delivery
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290008
Mikrofill - MikroPro Expansion Vessel - 8 Ltr - 3 Bar. - With Wall Mounting BracketThe MikroPro Expansion Vessels range serves almost any LPHW or CHW system, with capacities from 8500 Ltrs. Models up to 25 Ltrs are wall-mounted, while 35 Ltrs and above are floor-standing. This comes with a wall mount bracket.
With an 8Ltr capacity with an operating pressure of 3 Bar., this is built for performance, reliability and compliance, MikroPro vessels are PED 97/23/EC compliant, rated to a maximum operating temperature of 70 C, and available with pressure ratings of 3 Bar (835 Ltrs) or 6 Bar (501000 Ltrs). Threaded connections and a durable powder-coated finish simplify installation and maintenance.
- Capacities: 8500 Ltrs
- Mounting: wall (≤25 Ltrs) or floor (≥35 Ltrs)
- Ratings: up to 70 C, 36 Bar (model dependent)
- Applications: heating and chilled water systems
A versatile, robust choice for commercial and large domestic systems requiring stable expansion capacity and long service life.
In stock
Free Standard Delivery
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290500
Mikrofill - MikroPro Expansion Vessel - 500 Ltr - 6 Bar. - No BracketThe MikroPro Expansion Vessels range serves almost any LPHW or CHW system, with capacities from 8500 Ltrs. Models up to 25 Ltrs are wall-mounted, while 35 Ltrs and above are floor-standing. This is a floorstanding vessel.
With an 500Ltr capacity with an operating pressure of 6 Bar., this is built for performance, reliability and compliance, MikroPro vessels are PED 97/23/EC compliant, rated to a maximum operating temperature of 70 C, and available with pressure ratings of 3 Bar (835 Ltrs) or 6 Bar (501000 Ltrs). Threaded connections and a durable powder-coated finish simplify installation and maintenance.
- Capacities: 8500 Ltrs
- Mounting: wall (≤25 Ltrs) or floor (≥35 Ltrs)
- Ratings: up to 70 C, 36 Bar (model dependent)
- Applications: heating and chilled water systems
A versatile, robust choice for commercial and large domestic systems requiring stable expansion capacity and long service life.
In stock
Free Standard Delivery
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210500
Mikrofill - MikroPro Expansion Vessel - 500 Ltr - 10 Bar. - No BracketMikroPro Potable XP Expansion Vessel - 500 Litre Capacity - 10 bar. This range serves heating, chilled and potable (drinking) water systems, with capacities up to 500 Ltrs to suit a wide variety of installations for commercial or residential. This item comes without a wall mount bracket.
Built for hygiene and durability, all internal surfaces in contact with water are corrosion-protected for potable use, and models from 50–500 Ltrs feature a replaceable diaphragm for straightforward maintenance.
- Capacity options: 12–500 Ltrs
- Rated pressure: up to 10 Bar
- Potable-safe construction: coated internal wetted surfaces
- Serviceable design: replaceable diaphragm (50–500 Ltrs)
Vessels are PED 97/23/EC compliant, rated to 70 °C, and supplied with threaded connections and a durable powder-coated finish for long service life.
In stock
Free Standard Delivery
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46721
Mikrofill - SPU 135 Midi Pressurisation Unit - Wall or Floor MountedThe Mikrofill MIDI SPU135 Pressurisation Unit is a versatile pressurisation unit for larger domestic and light commercial sealed systems — covering LPHW, CHW, refrigeration and industrial cooling. Floor or wall mountable.
Its compact design allows wall or floor mounting for fast installation and commissioning. An advanced digital control system with automated fill and top-up ensures precise pressure management, supported by a high-flow, KIWA-approved fill valve and flexible connection options.
- Mid-range power for systems up to 150,000 Ltrs
- Digital control with LCD display
- Automated system fill & top-up
- Compact footprint — wall or floor mount
With an 8 Ltrs integral tank and cold fill capability to 4.1 Bar, inlet and outlet can be configured left or right using the supplied flexible hoses. Category 5 backflow protection (Type AB air gap) adds safety and compliance.
In stock
Free Standard Delivery
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46722
Mikrofill - SPU 235 Midi Pressurisation Unit - Wall or Floor MountedThe Mikrofill MIDI SPU135 Pressurisation Unit is a versatile pressurisation unit for larger domestic and light commercial sealed systems — covering LPHW, CHW, refrigeration and industrial cooling. Floor or wall mountable.
Its compact design allows wall or floor mounting for fast installation and commissioning. An advanced digital control system with automated fill and top-up ensures precise pressure management, supported by a high-flow, KIWA-approved fill valve and flexible connection options.
- Mid-range power for systems up to 150,000 Ltrs
- Digital control with LCD display
- Automated system fill & top-up
- Compact footprint — wall or floor mount
With an 8 Ltrs integral tank and cold fill capability to 4.1 Bar, inlet and outlet can be configured left or right using the supplied flexible hoses. Category 5 backflow protection (Type AB air gap) adds safety and compliance.
In stock
Free Standard Delivery
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46723
Mikrofill - SPU 150 Midi Pressurisation Unit - Wall or Floor MountedThe Mikrofill MIDI SPU135 Pressurisation Unit is a versatile pressurisation unit for larger domestic and light commercial sealed systems — covering LPHW, CHW, refrigeration and industrial cooling. Floor or wall mountable.
Its compact design allows wall or floor mounting for fast installation and commissioning. An advanced digital control system with automated fill and top-up ensures precise pressure management, supported by a high-flow, KIWA-approved fill valve and flexible connection options.
- Mid-range power for systems up to 150,000 Ltrs
- Digital control with LCD display
- Automated system fill & top-up
- Compact footprint — wall or floor mount
With an 8 Ltrs integral tank and cold fill capability to 4.1 Bar, inlet and outlet can be configured left or right using the supplied flexible hoses. Category 5 backflow protection (Type AB air gap) adds safety and compliance.
In stock
Free Standard Delivery
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46724
Mikrofill - SPU 250 Midi Pressurisation Unit - Wall or Floor MountedThe Mikrofill MIDI SPU135 Pressurisation Unit is a versatile pressurisation unit for larger domestic and light commercial sealed systems — covering LPHW, CHW, refrigeration and industrial cooling. Floor or wall mountable.
Its compact design allows wall or floor mounting for fast installation and commissioning. An advanced digital control system with automated fill and top-up ensures precise pressure management, supported by a high-flow, KIWA-approved fill valve and flexible connection options.
- Mid-range power for systems up to 150,000 Ltrs
- Digital control with LCD display
- Automated system fill & top-up
- Compact footprint — wall or floor mount
With an 8 Ltrs integral tank and cold fill capability to 4.1 Bar, inlet and outlet can be configured left or right using the supplied flexible hoses. Category 5 backflow protection (Type AB air gap) adds safety and compliance.
In stock
Free Standard Delivery















