Heating, Cooling & Potable Water Expansion Vessels

 

Fabricated Products offer a complete range of expansion vessels to meet the requirements of HVAC systems.

The FAB-EX expansion vessels are suitable for use in potable, chilled and heated water installations according to EN12828 and is solidly constructed with a welded steel body. The exterior is epoxy powder coated (Blue-RAL 5015). The vessels are fitted with a replaceable low permeability, EPDM rubber bladder in accordance with DIN 4807-3 rated at a maximum continuous working temperature of 70°C (bladder). An inspection cover and pressure gauge are fitted as standard. An optional automatic air vent may be fitted to vessels of 400 litres and above.

The vessels are supplied with a factory pre-charge pressure according to the table below. Should an alternative pre-charge pressure be required according to the system requirement this must be specified at the time of ordering.

  • Temperature: -10° to 100°Celsius
  • Maximum operating pressure: 10 bar, 16 bar or 25 bar (depending upon model)
  • In accordance with EU PED 2014/68/EC
  • All vessels are factory tested and delivered to site ready for connection to the system
  • High quality EPDM membranes, hygienic certified, approved by European Union and USA Institutions
  • Blue - RAL 5015
  • Replaceable membrane via connection flange fitting at the bottom of the tank
  • Flange cover and water connector made of stainless-steel material
  • WRAS approved
  • USA NSF 51 Certificate
Potable Water Expansion Vessels

Fabricated Products potable water tank series are of a high hygiene standard. The membranes used inside our tanks correspond to the relevant European Union and USA potable water hygiene standards and all the membranes are certified. Furthermore, the only point at which the water is in contact with the tank is at the system connection at the base of the vessel. The flanged connector is made of stainless steel.

Technical Data

All tanks are available in either 10 bar, 16 bar or 25 bar versions. Please state the exact pressure when ordering 10, 16 or 25 bar

Please Note:
When requesting a model, please specify 10, 16 or 20. For example FABEX-8V-16

Model Code **Volume
(litres)
Pressure
(bar)
Diameter
(mm)
Height
(mm)
Pre-charge pressureConnection
(bottom)
Weight 10 bar
(kg)
Weight 16 bar
(kg)
Weight 25 bar
(kg)
FABEX-8V- 8 10, 16 or 25 200 330 2 bar 1 " BSP 2.5 N/A N/A
FABEX-12V- 12 10, 16 or 25 240 310 2 bar 1 " BSP 2.8 N/A N/A
FABEX-18V- 18 10, 16 or 25 300 370 2 bar 1 " BSP 3.6 N/A N/A
FABEX-25V- 25 10, 16 or 25 300 430 2 bar 1 " BSP 4 6 8
FABEX-35V- 35 10, 16 or 25 350 450 2 bar 1 " BSP 5.5 8 14
FABEX-50V- 50 10, 16 or 25 350 760 2 bar 1 " BSP 9 14 23
FABEX-60V- 60 10, 16 or 25 380 870 2 bar 1 " BSP 11 16 25
FABEX-80V- 80 10, 16 or 25 425 930 2 bar 1 " BSP 15 19 38
FABEX-100V- 100 10, 16 or 25 460 990 4 bar 1 " BSP 17 22 44
FABEX-150V- 150 10, 16 or 25 500 1080 4 bar 1 " BSP 27 34 57
FABEX-200V- 200 10, 16 or 25 600 1120 4 bar 1 " BSP 37 50 85
FABEX-300V- 300 10, 16 or 25 640 1250 4 bar 1 ¼ " BSP 43 63 110
FABEX-500V- 500 10, 16 or 25 750 1490 4 bar 1 ¼ " BSP 63 90 155
FABEX-750V- 750 10, 16 or 25 800 1920 4 bar 2 " BSP 130 180 245
FABEX-850V- 850 10, 16 or 25 800 2020 4 bar 2 " BSP 140 190 265
FABEX-1000V- 1000 10, 16 or 25 800 2150 4 bar 2 " BSP 160 215 300
FABEX-1000V- 1500 10, 16 or 25 960 2350 4 bar 2 " BSP 230 310 430
FABEX-2000V- 2000 10, 16 or 25 1100 2450 4 bar 2 ½ " BSP 340 420 690
FABEX-2500V- 2500 10, 16 or 25 1100 2700 4 bar 2 ½ " BSP 390 490 810
FABEX-3000V- 3000 10, 16 or 25 1200 2700 4 bar 3 " BSP 430 550 900
FABEX-4000V- 4000 10, 16 or 25 1450 3100 4 bar 3 " BSP 490 570 935
FABEX-5000V- 5000 10, 16 or 25 1450 3400 4 bar 3 " BSP 540 620 980
FABEX-1000V- 10000 10, 16 or 25 1600 5900 4 bar 3 " BSP 790 980 1400
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