By Range
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ZI-11A0030000
Zilmet - Hydro-Pro Vertical Expansion Vessel - 10 Bar. - 300LtrZilmet Hydro-Pro Vertical Expansion Vessel - 10 Bar. - 300Ltr Zilmet HYDRO‑PRO pressure vessels are designed for potable water and booster systems where stable pressure and efficient pump.
In stock
Free Standard Delivery
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ZI-11A0040000
Zilmet - Hydro-Pro Vertical Expansion Vessel - 10 Bar. - 400LtrZilmet Hydro-Pro Vertical Expansion Vessel - 10 Bar. - 400Ltr Zilmet HYDRO‑PRO pressure vessels are designed for potable water and booster systems where stable pressure and efficient pump.
In stock
Free Standard Delivery
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ZI-11A0050000
Zilmet - Hydro-Pro Vertical Expansion Vessel - 10 Bar. - 500LtrZilmet Hydro-Pro Vertical Expansion Vessel - 10 Bar. - 500Ltr Zilmet HYDRO‑PRO pressure vessels are designed for potable water and booster systems where stable pressure and efficient pump.
In stock
Free Standard Delivery
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ZI-11A0060000
Zilmet - Hydro-Pro Vertical Expansion Vessel - 10 Bar. - 600LtrZilmet Hydro-Pro Vertical Expansion Vessel - 10 Bar. - 600Ltr Zilmet HYDRO‑PRO pressure vessels are designed for potable water and booster systems where stable pressure and efficient pump.
In stock
Free Standard Delivery
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ZI-11B0000100
Zilmet - Inox-Pro Stainless Steel Expansion Vessel - 10 Bar. - 1LtrZilmet Inox-Pro Stainless Steel Expansion Vessel - 10 Bar. - 1Ltr Zilmet INOX‑PRO pressure vessels are manufactured with a stainless steel construction to provide enhanced corrosion resistance.
In stock
Free Standard Delivery
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ZI-11B0000200
Zilmet - Inox-Pro Stainless Steel Expansion Vessel - 10 Bar. - 2LtrZilmet Inox-Pro Stainless Steel Expansion Vessel - 10 Bar. - 2Ltr Zilmet INOX‑PRO pressure vessels are manufactured with a stainless steel construction to provide enhanced corrosion resistance.
In stock
Free Standard Delivery
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ZI-11B0000800
Zilmet - Inox-Pro Stainless Steel Expansion Vessel - 10 Bar. - 8LtrZilmet Inox-Pro Stainless Steel Expansion Vessel - 10 Bar. - 8Ltr Zilmet INOX‑PRO pressure vessels are manufactured with a stainless steel construction to provide enhanced corrosion resistance.
In stock
Free Standard Delivery
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ZI-1300001200B
Zilmet - Cal-Pro Vertical Expansion Vessel - 4 Bar. - 12LtrZilmet Cal-Pro Vertical Expansion Vessel - 4 Bar. - 12Ltr Zilmet CAL‑PRO expansion vessels are designed for sealed heating systems to absorb thermal expansion as water temperature increases.
In stock
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ZI-1300001800B
Zilmet - Cal-Pro Vertical Expansion Vessel - 4 Bar. - 18LtrZilmet Cal-Pro Vertical Expansion Vessel - 4 Bar. - 18Ltr Zilmet CAL‑PRO expansion vessels are designed for sealed heating systems to absorb thermal expansion as water temperature increases.
In stock
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ZI-1300002400B
Zilmet - Cal-Pro Vertical Expansion Vessel - 4 Bar. - 24LtrZilmet Cal-Pro Vertical Expansion Vessel - 4 Bar. - 24Ltr Zilmet CAL‑PRO expansion vessels are designed for sealed heating systems to absorb thermal expansion as water temperature increases.
In stock
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ZI-1300003503
Zilmet - Cal-Pro Squared Expansion Vessel - 4 Bar. - 35LtrZilmet Cal-Pro Squared Expansion Vessel - 4 Bar. - 35Ltr Zilmet CAL‑PRO expansion vessels are designed for sealed heating systems to absorb thermal expansion as water temperature increases.
In stock
Free Standard Delivery
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ZI-1300005003
Zilmet - Cal-Pro Vertical Expansion Vessel - 4 Bar. - 50LtrZilmet Cal-Pro Vertical Expansion Vessel - 4 Bar. - 50Ltr Zilmet CAL‑PRO expansion vessels are designed for sealed heating systems to absorb thermal expansion as water temperature increases.
In stock
Free Standard Delivery
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FL-Airfix P18
Flamco - 18 Ltr - Airfix P Expansion Vessel - Potable Water - 10 barBuilt for sealed potable hot and chilled water systems in domestic and commercial settings, these Potable Water Expansion Vessels stabilise pressure by absorbing thermal expansion for safe, reliable operation.
A nitrogen pre-charge helps retain set pressure longer, while a single threaded steel connection with plastic insert provides a durable, non-flow-through design. Suitable for central heating, cooling and tap water applications (not for solar collector circuits).
- Nitrogen gas filling for longer pre-charge retention
- Single threaded steel connection with plastic insert (no flow-through)
- Potable use supports domestic hot/chilled water
- Heating & cooling compatible for sealed systems
Designed for long service life with broad operating limits and glycol tolerance for demanding installations.
In stock
Free Standard Delivery
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FL-Airfix P200
Flamco - 200 Ltr - Airfix P Expansion Vessel - Potable Water - 10 barBuilt for sealed potable hot and chilled water systems in domestic and commercial settings, these Potable Water Expansion Vessels stabilise pressure by absorbing thermal expansion for safe, reliable operation.
A nitrogen pre-charge helps retain set pressure longer, while a single threaded steel connection with plastic insert provides a durable, non-flow-through design. Suitable for central heating, cooling and tap water applications (not for solar collector circuits).
- Nitrogen gas filling for longer pre-charge retention
- Single threaded steel connection with plastic insert (no flow-through)
- Potable use supports domestic hot/chilled water
- Heating & cooling compatible for sealed systems
Designed for long service life with broad operating limits and glycol tolerance for demanding installations.
In stock
Free Standard Delivery
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FL-Airfix P24
Flamco - 24 Ltr - Airfix P Expansion Vessel - Potable Water - 10 barBuilt for sealed potable hot and chilled water systems in domestic and commercial settings, these Potable Water Expansion Vessels stabilise pressure by absorbing thermal expansion for safe, reliable operation.
A nitrogen pre-charge helps retain set pressure longer, while a single threaded steel connection with plastic insert provides a durable, non-flow-through design. Suitable for central heating, cooling and tap water applications (not for solar collector circuits).
- Nitrogen gas filling for longer pre-charge retention
- Single threaded steel connection with plastic insert (no flow-through)
- Potable use supports domestic hot/chilled water
- Heating & cooling compatible for sealed systems
Designed for long service life with broad operating limits and glycol tolerance for demanding installations.
In stock
Free Standard Delivery
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FL-Airfix P300
Flamco - 300 Ltr - Airfix P Expansion Vessel - Potable Water - 10 barBuilt for sealed potable hot and chilled water systems in domestic and commercial settings, these Potable Water Expansion Vessels stabilise pressure by absorbing thermal expansion for safe, reliable operation.
A nitrogen pre-charge helps retain set pressure longer, while a single threaded steel connection with plastic insert provides a durable, non-flow-through design. Suitable for central heating, cooling and tap water applications (not for solar collector circuits).
- Nitrogen gas filling for longer pre-charge retention
- Single threaded steel connection with plastic insert (no flow-through)
- Potable use supports domestic hot/chilled water
- Heating & cooling compatible for sealed systems
Designed for long service life with broad operating limits and glycol tolerance for demanding installations.
In stock
Free Standard Delivery
Vessels
Vessels are key to keeping water and heating systems safe, reliable, and running efficiently. They help manage pressure, protect components, and make sure everything works smoothly day after day. At Pumpify, we offer vessels from top manufacturers like Flamco, Mikrofill, Stuart Turner, and Zilmet, so you can pick the right option with confidence.
From classic pressure and expansion vessels that balance system pressure to smart heating vessels that adjust automatically, there’s a solution for every setup. Maybe a flow-through vessel to keep water moving and prevent stagnation is what you need, or a potable water vessel for safe drinking water storage and regulation suits your project better.
With Pumpify, it’s easy to find the right vessel, helping your projects run smoothly and efficiently, every time.


















