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Sector Application

Diaphragm Valve for Municipal Water & Wastewater

Manufacturer-documented

30+ years spec experience. Send James the process data and get a real answer — not a catalog page.

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Direct answer

Yes. LibertyCES has documented Diaphragm Valve in Municipal Water & Wastewater applications, including Hayward DAB Series. The right model depends on the fluid, concentration, temperature, flow and duty cycle, so send James your process data for a free spec review before final selection.

Products cited in this application

Hayward DAB Series (1/2"-6", PVC/CPVC, EPDM/FPM/PTFE diaphragm, optional PVDF vapor barrier, beacon position indicator, pneumatic actuation available; real literature DAB_Series_Diaphragm_Valves_DataSheetFL_EN, DataSheetTU_EN, IOM_EN, Submittal)Asahi/America Type-14 paired with Chem Proline Advanced PE (20-250mm)

Real Specifications

SpecValueSource document
Hayward DAB Series size & materials1/2"-6", PVC/CPVC, EPDM/FPM/PTFE diaphragm, optional PVDF vapor barrierHayward Flow Control — Mining & Water/Waste Treatment Segment Pages
Hayward DAB position indicatorHigh-visibility beacon position indicatorHayward Flow Control — Mining & Water/Waste Treatment Segment Pages
Chem Proline system pressure (Type-14 pairing)150 psi @ 68°FAsahi/America — Advanced PE Industrial Piping Systems (Chem Proline / Chem Prolok / Poly-Flo)
The beacon position indicator is a genuinely operator-facing feature — a plant walkway view of a diaphragm valve's open/closed state matters when the valve is dosing hypochlorite or caustic and an operator needs to confirm status without climbing down to the pipe rack.

Every claim on this page traces to real, vendor-published documentation on file with LibertyCES. Confirm current specifications with the manufacturer before final specification.

Related Guides

Sodium Hypochlorite Valve Material Selection Guide →EPDM Compatibility Guide — Chemical Resistance & Valve Seals →EPDM Chemical Compatibility Chart — Valves, Seals & O-Rings →

FAQ

How is Diaphragm Valve used in Municipal Water & Wastewater?

LibertyCES has documented Diaphragm Valve specified in Municipal Water & Wastewater applications.

Which Diaphragm Valve models are specified for Municipal Water & Wastewater?

Documented models include Hayward DAB Series, Asahi/America Type-14 paired with Chem Proline Advanced PE. Confirm current specifications with the manufacturer before final selection.

What does LibertyCES need to size Diaphragm Valve for a Municipal Water & Wastewater application?

The fluid and its concentration, operating temperature, flow or volume, pressure and suction conditions, duty cycle, and the existing equipment it replaces or connects to. James reviews it for free.

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Send James your spec

Fluid, concentration, temperature, flow or volume, and where it goes. James replies with a real answer, not a catalog page.

Reviewed by James Riggins, 30+ years specifying water and chemical process equipment · Updated