
Altecnic Flow Through Potable Water Expansion Vessel
Altecnic Flow Through Potable Water Expansion Vessel
● Reflex Flow Through vessels from Altecnic prevent build-up of potentially harmful bacteria in potable water expansion vessels by reducing stagnation within the vessel. The innovative design encourages flushing through the expansion vessel, greatly reducing the opportunity for potentially harmful cysts to form.* Using the optional Flowjet valve is recommended.
Altecnic code(s): PVA8G, PVA12G, PVA18G, PVA25G, PVA33G, PVA60G, PVA80G, PVA100G …
Delivery: shipped direct from Altecnic (Caleffi Group).

Altecnic Flow Through Potable Water Expansion Vessel
Altecnic Flow Through Potable Water Expansion Vessel
● Reflex Flow Through vessels from Altecnic prevent build-up of potentially harmful bacteria in potable water expansion vessels by reducing stagnation within the vessel. The innovative design encourages flushing through the expansion vessel, greatly reducing the opportunity for potentially harmful cysts to form.* Using the optional Flowjet valve is recommended.
Altecnic code(s): PVA8G, PVA12G, PVA18G, PVA25G, PVA33G, PVA60G, PVA80G, PVA100G …
Delivery: shipped direct from Altecnic (Caleffi Group).
Product Options
| SKU | SIZE / OPTION | AVAILABILITY | PRICE | QTY | ACTION |
|---|---|---|---|---|---|
| PVA8G | OUT OF STOCK | £260.67 Ex. VAT | |||
| PVA12G | OUT OF STOCK | £299.24 Ex. VAT | |||
| PVA18G | OUT OF STOCK | £317.24 Ex. VAT | |||
| PVA25G | OUT OF STOCK | £382.48 Ex. VAT | |||
| PVA33G | OUT OF STOCK | £608.79 Ex. VAT | |||
| PVA60G | OUT OF STOCK | £1775.69 Ex. VAT | |||
| PVA80G | OUT OF STOCK | £1837.24 Ex. VAT | |||
| PVA100G | OUT OF STOCK | £2219.22 Ex. VAT | |||
| PVA200G | OUT OF STOCK | £2429.17 Ex. VAT | |||
| PVA300G | OUT OF STOCK | £2576.74 Ex. VAT | |||
| PVA400G | OUT OF STOCK | £3262.55 Ex. VAT | |||
| PVA500G | OUT OF STOCK | £5791.48 Ex. VAT | |||
| PVA600G | OUT OF STOCK | £6899.37 Ex. VAT | |||
| PVA2G | OUT OF STOCK | £234.53 Ex. VAT | |||
| PVA100H | IN STOCK | £3543.02 Ex. VAT | |||
| PVA10L | IN STOCK | £92.44 Ex. VAT | |||
| PVA12N | IN STOCK | £476.84 Ex. VAT | |||
| PVA200C | IN STOCK | £7520.73 Ex. VAT | |||
| PVA200D | IN STOCK | £2076.93 Ex. VAT | |||
| PVA200E | IN STOCK | £2329.69 Ex. VAT | |||
| PVA300D | IN STOCK | £4170.19 Ex. VAT | |||
| PVA300E | IN STOCK | £2194.11 Ex. VAT | |||
| PVA300F | IN STOCK | £2832.34 Ex. VAT | |||
| PVA500D | IN STOCK | £3951.62 Ex. VAT | |||
| PVA800D | IN STOCK | £10117.03 Ex. VAT |
Altecnic Flow Through Potable Water Expansion Vessel
Reflex Flow Through vessels from Altecnic prevent build-up of potentially harmful bacteria in potable water expansion vessels by reducing stagnation within the vessel. The innovative design encourages flushing through the expansion vessel, greatly reducing the opportunity for potentially harmful cysts to form.* Using the optional Flowjet valve is recommended.
Anti-Legionella vessel when used with FlowJet attachment
300l to 600l vessels palletised
Available Options
| Altecnic code | Size | Connections | Max Working Pressure | Weight Dry (Kg) | Dia (Ø D mm) | Ht (Ø H mm) |
|---|---|---|---|---|---|---|
| PVA8G | 8 L | G ¾″ | 10 bar | 2.7 | 206 | 345 |
| PVA12G | 12 L | G ¾″ | 10 bar | 3.7 | 280 | 420 |
| PVA18G | 18 L | G ¾″ | 10 bar | 4.7 | 280 | 420 |
| PVA25G | 25 L | G ¾″ | 10 bar | 5.7 | 280 | 530 |
| PVA33G | 33 L | G ¾″ | 10 bar | 6.5 | 354 | 465 |
| PVA60G | Rp1¼″ | threaded | 10 bar | 15.0 | 409 | 755 |
| PVA80G | Rp1¼″ | threaded | 10 bar | 16.5 | 480 | 750 |
| PVA100G | Rp1¼″ | threaded | 10 bar | 18.6 | 480 | 856 |
| PVA200G | Rp1¼″ | threaded | 10 bar | 37.0 | 634 | 975 |
| PVA300G | Rp1¼″ | threaded | 10 bar | 43.5 | 634 | 1275 |
| PVA400G | Rp1¼″ | threaded | 10 bar | 73.0 | 740 | 1245 |
| PVA500G | Rp1¼″ | threaded | 10 bar | 69.0 | 740 | 1475 |
| PVA600G | DN50 | Flanged | 10 bar | 164.0 | 740 | 1860 |
| PVA2G | 2 L | G ¾″ | 10 bar | 1.0 | 132 | 269 |
Technical Downloads
- PVACC Flowjet Valve Data Sheet
- PVA G Flow Through Potable Expansion Vessels 8 to 33 Litres Data Sheet
- PVA Large Expansion Vessel - Potable Water Data Sheet
Delivery: shipped direct from Altecnic to your site or address.
Altecnic Flow Through Potable Water Expansion Vessel
Reflex Flow Through vessels from Altecnic prevent build-up of potentially harmful bacteria in potable water expansion vessels by reducing stagnation within the vessel. The innovative design encourages flushing through the expansion vessel, greatly reducing the opportunity for potentially harmful cysts to form.* Using the optional Flowjet valve is recommended.
Anti-Legionella vessel when used with FlowJet attachment
300l to 600l vessels palletised
Available Options
| Altecnic code | Size | Connections | Max Working Pressure | Weight Dry (Kg) | Dia (Ø D mm) | Ht (Ø H mm) |
|---|---|---|---|---|---|---|
| PVA8G | 8 L | G ¾″ | 10 bar | 2.7 | 206 | 345 |
| PVA12G | 12 L | G ¾″ | 10 bar | 3.7 | 280 | 420 |
| PVA18G | 18 L | G ¾″ | 10 bar | 4.7 | 280 | 420 |
| PVA25G | 25 L | G ¾″ | 10 bar | 5.7 | 280 | 530 |
| PVA33G | 33 L | G ¾″ | 10 bar | 6.5 | 354 | 465 |
| PVA60G | Rp1¼″ | threaded | 10 bar | 15.0 | 409 | 755 |
| PVA80G | Rp1¼″ | threaded | 10 bar | 16.5 | 480 | 750 |
| PVA100G | Rp1¼″ | threaded | 10 bar | 18.6 | 480 | 856 |
| PVA200G | Rp1¼″ | threaded | 10 bar | 37.0 | 634 | 975 |
| PVA300G | Rp1¼″ | threaded | 10 bar | 43.5 | 634 | 1275 |
| PVA400G | Rp1¼″ | threaded | 10 bar | 73.0 | 740 | 1245 |
| PVA500G | Rp1¼″ | threaded | 10 bar | 69.0 | 740 | 1475 |
| PVA600G | DN50 | Flanged | 10 bar | 164.0 | 740 | 1860 |
| PVA2G | 2 L | G ¾″ | 10 bar | 1.0 | 132 | 269 |
Technical Downloads
- PVACC Flowjet Valve Data Sheet
- PVA G Flow Through Potable Expansion Vessels 8 to 33 Litres Data Sheet
- PVA Large Expansion Vessel - Potable Water Data Sheet
Delivery: shipped direct from Altecnic to your site or address.







