4.9 out of 5 (500+ reviews)
Perfect fit for my RO system. The size was exactly what I needed, delivery was fast and installation was as easy as push and go.— Mark T., verified buyer store review


MPN
£3.79 inc. VAT
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Learn moreJohn Guest 3/8" Push Fit x 5/16" Push Fit Reducing Straight Connector is suitable for potable domestic and commercial water applications including softening, conditioning, filtering, reverse osmosis, cleaning, sanitising, and more.
John Guest fittings are commonly used with water dispensers and coolers, hot brewing appliances, beverage vending machines, ice makers and beer dispensers, ensuring fresh, great-tasting drinks every time.
Official John Guest video
Orders are usually dispatched within one working day. Free UK delivery is available on orders over £50, with next day delivery available at checkout.
John Guest 3/8" Push Fit x 5/16" Push Fit Reducing Straight Connector is suitable for potable domestic and commercial water applications including softening, conditioning, filtering, reverse osmosis, cleaning, sanitising, and more.
John Guest fittings are commonly used with water dispensers and coolers, hot brewing appliances, beverage vending machines, ice makers and beer dispensers, ensuring fresh, great-tasting drinks every time.
Official John Guest video
Orders are usually dispatched within one working day. Free UK delivery is available on orders over £50, with next day delivery available at checkout.