Range of Simplex Commercial Softeners

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Frequently asked questions

Both are metered control valves from different manufacturers offering equivalent functionality — Autotrol (255/762, 268/278 Logix) and Clack (WS1, WS1.25, WS1.5) — the choice usually comes down to your existing valve brand for parts compatibility, or our recommendation based on your flow requirements.

Valve size scales with flow rate and resin bed capacity — WS1 covers 10L–200L beds, WS1.25 covers 75L–200L, and WS1.5 covers 125L–350L. Larger sites with higher peak demand need the larger valve.

Yes, briefly — simplex systems bypass to hard water during their regeneration cycle, usually scheduled overnight or at low-usage times to minimise impact. If continuous soft water is essential, a duplex system avoids this.

This depends on your water hardness and daily usage — send us your hardness reading and average daily volume and we can help confirm the right bed size from the 10L–350L range available here.

In many cases yes, provided the vessel's top thread matches the valve — check compatibility with us before ordering if you're replacing just the valve rather than the whole system.