Precision Pumping with Positive Displacement Technology
Reliable, accurate fluid handling for viscous, abrasive, and shear-sensitive media, engineered for chemical, hygienic, and industrial process environments.
Specialist Pumps for Demanding Process Conditions
We offer a comprehensive range of positive displacement pumps designed for high-precision fluid transfer across industrial, chemical, and hygienic sectors. Our portfolio includes API-compliant piston and plunger pumps, progressive cavity pumps, rotary lobe and vane pumps, metering and dosing systems, and air-operated diaphragm pumps.
These pumps are ideal for handling viscous, abrasive, or solids-laden fluids with low pulsation and high reliability. With options for hygienic applications, ATEX environments, and high-pressure dosing, our solutions are tailored to meet exacting process requirements and ensure long-term performance.

Progressive Cavity
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AODD / EODD Pumps
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API 674 Pump
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API 675 Pump
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API 676 Pump
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Hygienic Pump
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Internal Gear Pump
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Metering Pump
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Rotary Vane Pump
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Our Experts
Barr + Wray’s team of engineers and technical specialists bring decades of experience in fluid handling filtration and pump system integration. We understand the challenges of industrial water management and treatment, and work collaboratively with clients to deliver effective, long-term solutions.
Our methodology ensures every project is scoped with clear objectives, measurable outcomes, and ongoing support to maintain performance over time.
Something else

Brewing + Distilling
Whether you're crafting whisky or brewing at scale, Barr + Wray delivers process equipment that handles the full fluid journey, from ingredient water to the final product. With precision pumping, filtration, and disinfection systems that protect quality and flavour.

Food + Beverage
From ingredient handling to final rinse, Barr + Wray provides fluid processing systems - including pumps, filters, and UV, that support hygiene, consistency, and production efficiency.

Oil + Gas
In high-demand environments, our engineered systems handle a wide range of fluids, from process water to chemical streams - with robust pumping, filtration, and disinfection solutions.

Utilities
Barr + Wray supports utility providers with reliable fluid handling systems that manage water, wastewater, and treatment chemicals - ensuring operational continuity and compliance.

Petrochemical
Our process equipment is built to handle aggressive fluids and complex chemistries, helping petrochemical plants optimise flow, filtration, and disinfection across critical systems.

Pharmaceutical + Biotechnology
We deliver precision-engineered systems for processing fluids used in drug formulation and biotech production - ensuring purity, consistency, and compliance with industry standards.

Chemical + Coatings
Our equipment handles everything from raw chemical inputs to final product filtration, helping manufacturers maintain fluid integrity and reduce waste.

General Industrial
Across diverse industrial sectors, Barr + Wray provides tailored fluid processing systems, from pumping and filtration to disinfection - that improve reliability and reduce downtime.

Building Services
From HVAC circuits to greywater reuse, Barr + Wray supplies pumps, filters, and UV systems that keep building services running efficiently and sustainably.

Aquaculture
Barr + Wray supports aquaculture operations with systems that manage both water quality and fluid circulation, from nutrient-rich feed solutions to waste stream control - using pumps, filtration, and UV technologies tailored to aquatic environments.