What do we Do? We manufacture two ranges of Microbubble Air & Dirt Separators (deaerators), The CleanVent range and the MagVent range for the removal of Air, Dirt, Magnetite and Sludge, we also manufacture Chemical Dosing Pots, Water Sample Coolers, Buffer Vessels and Low Loss Headers. We also distribute Pressure and Temperature Gauges, Rubber Pump Flexes for Noise and Vibration reduction. Our Services. Our services are utilised by many companies within the Water Treatment, Heating & Ventilation Industry throughout the UK, Europe, Scandinavia, the Middle East, Asia and as far as Australia. Our products are already installed worldwide in many commercial and industrial applications such as hospitals, schools, universities, M.O.D bases, petro chemical plants, leisure centres, office blocks etc. How the MagVent works. The magnetite MagVent range has been developed by Fabricated Products (UK) to remove potentially damaging particles from both hot and chilled water systems. For information on how the MagVent works, please view our How the MagVent works video (opens is a new window).