Keep your Autotrol 255 valve running smoothly with our range of genuine replacement parts, including seals, pistons, injectors, and meter components. We carry a vast range of parts and not all are listed on our website, so please contact us if you don't find what you're looking for.

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Frequently asked questions

Check the part number stamped on the valve or component, then match it to the equivalent part in this range. Contact us if you're not sure which part you need — we carry more parts than are listed on the website.

Typically every 5-10 years, or sooner if you notice water running continuously to drain, reduced softening performance, or visible leaks from the valve.

Many parts — seals, O-rings, injectors, meter components — are straightforward DIY replacements. Larger jobs are still manageable for a confident DIYer, but a qualified water treatment engineer can help if you're unsure.