Metric John Guest Fittings

John Guest tubing is produced in Linear Low Density Polyethylene which is more robust than traditional LDPE or MDPE.  John Guest fittings are made from high quality materials offering a wide range of temperature and pressure suitability, broad chemical compatibility and low toxicity.  It is ideal for use in water filtration, water purification, and water conditioning.

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High quality reverse osmosis systems. RO-MAN has long held a reputation as the leading expert in reverse osmosis and water filtration in the UK. Our systems are built in the UK and can be customised to suit many purposes. We only use quality filters and components and source our membranes from the US.