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How a Diaphragm Pump Works

How a Diaphragm Pump Works

Double diaphragm pumps operate using an oscillating positive displacement principle. The pump consists of two main fluid housings and a central air control section. Inside each housing, a flexible diaphragm is mounted vertically and connected to a shared shaft. As compressed air enters and exits the air chambers, the diaphragms move in a coordinated push pull motion.

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LATEST NEWS - Corporate News

BPMA Continues to Champion Innovation and Excellence in the Pump Industry

21.08.2025 -

The British Pump Manufacturers Association (BPMA) is proud to reaffirm its ongoing commitment to championing engineering excellence across the pump sector through its highly regarded and long-standing annual awards programme. The 2026 Pump Industry Awards are now open for entries, and the BPMA is calling on the industry to get involved and celebrate the innovations, individuals, and initiatives that continue to power this vital sector.

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SuDS Role Grows under New Water Rules

21.08.2025 -

Publication of the Independent Water Commission’s Final Report, alongside new legislation and updated national standards, marks a major turning point in the wider adoption of sustainable drainage systems (SuDS) by water companies and developers, writes Alex Stephenson, director, SuDSPlanter

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GEA’s New Headquarters Unites Modern Workplace and Sustainability

20.08.2025 -

The international technology company GEA moved into its new corporate headquarters in the “maxfrei” urban district in Düsseldorf-Derendorf. GEA previously occupied three buildings in Düsseldorf’s Airport City. Bringing all central functions and parts of the divisional and country organizations under one roof marks an important step toward greater cross-functional collaboration, shorter distances, and a corporate culture built on dialogue, personal responsibility, and openness.

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Fresh Momentum for Kistler’s Commitment to Sustainability

19.08.2025 -

The Kistler Group is reinforcing the strategic orientation of its commitment to sustainability. To integrate sustainability as a core element of its business model, the company is appointing Franziska Kunz to the new position of Head of Global ESG and Sustainability; it will also focus more closely on sustainable solutions and continue to reduce its emissions.

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DAB Pumps Celebrates 50 Years of Innovation in Water

18.08.2025 -

In an industry where technology moves fast but reliability is non-negotiable, DAB Pumps is celebrating a major milestone: 50 years of innovation, expansion and a commitment to making water management easier for building professionals. Founded in 1975 in the Veneto region of northern Italy, DAB began as a trading operation serving a consortium of four specialist manufacturers.

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Closing of Divestiture of Orbia Building & Infrastructure Pipes & Fittings Business in India to Supreme

15.08.2025 -

Orbia Advance Corporation S.A.B. de CV (BMV: Orbia) confirms the successful completion of its previously announced divestiture and technology licensing agreement with The Supreme Industries Ltd. (Supreme), India’s largest plastic pipe manufacturer. Under this finalized transaction, Supreme has acquired Orbia Building & Infrastructure’s (Wavin) pipes and fittings business in India for USD 30 million, plus net working capital adjustments.

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Hydraulic Institute and Consortium for Energy Efficiency Partner to Advance Energy Efficiency in Pumping Systems

14.08.2025 -

The Hydraulic Institute (HI) and the Consortium for Energy Efficiency (CEE) are pleased to announce the signing of a Memorandum of Understanding (MOU) to formalize their collaboration in advancing energy efficiency in commercial and industrial pumping systems. The MOU was officially executed on July 9, 2025, marking a significant step toward accelerating market adoption of high-efficiency pump technologies.

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