Delivering Fluid Sealing Solutions Since 1972

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Christmas Competition Winner 2025

We Have A Winner!! The M Barnwell Services 2025 Christmas competition was won by… Tom from Bristol!     Thank you to our Regional Branch Manager, Rob Massey, from our Bristol branch who was able to hand deliver the Hamper to Tom. We would like to express our sincere gratitude to everyone who participated in our annual free-to-enter Christmas Competition, […]

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Sealing Solutions for PEM, AEM and Alkaline Systems

Sealing Solutions for Electrolysis Technology PEM (Proton Exchange Membrane), AEM (Anion Exchange Membrane) and Alkaline Systems are the three primary production technologies for water electrolysis, all sharing the core function of splitting water into Hydrogen and Oxygen. There are, however, distinctions between the three: PEM Speed & purity High efficiency High costs Compact (smallest footprint due to high current density) […]

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Christmas Competition 2025

Barnwell Santa

“Find a Santa, Win a Hamper!” The M Barnwell Services Christmas Competition is Here! Start your festive adventure and win a luxury Fortnum & Mason ‘The Grosvenor’ Hamper. From Monday 24th November 2025, 12 Santa’s will be cleverly concealed within the pages of M Barnwell Services’ website. Claim the prize hamper by uncovering all 12 Santa’s and forwarding their locations […]

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Aerospace Certifications & Standards

aerospace and defence standards

Did You Know? M Barnwell Services Can Meet Key Aviation Certifications & Standards M Barnwell Services is one of the largest independent UK stockists and distributors of aerospace fluid sealing products. For over 50 years, we have proudly partnered with the world’s leading aviation manufacturers and aftermarket providers. We make it simple to source aerospace-grade products that meet the industry’s […]

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M Barnwell Services Bring 638 Years of Customer-Facing Expertise

M Barnwell Service Logo

Our Directors, Sales, Technical, and Purchasing teams bring unrivalled knowledge to every customer interaction. We recently took a step back to look at the combined experience across our customer-facing teams and the results speak for themselves. Between our Directors, Sales, Technical, and Purchasing teams, we have an incredible 638 years of knowledge and expertise directly supporting customers. That experience makes […]

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How Clean are Your Seals ?

Bar chart comparing trace metal levels in elastomer materials measured by ICP-MS in parts per billion.

Trace, Test and The Importance of Cleaning Your Seals During routine operation equipment will naturally wear. The components that are most at risk as those exposed to harsh chemicals or physical environments. Seals are no exception as they will slowly degrade over time. While this may not dictate the maintenance cycle of the tool itself, they will release by-products and […]

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Working Safely with Hydraulic Cylinders

A close up of two hydraulic cylinders on agriculture machinery

Hydraulic Cylinders Safety: Overview Guide Hydraulic cylinders are essential in countless applications where immense force is required. They are primarily designed for the pulling, lifting, bending and holding of heavy loads. The ability to deliver precise, powerful movements makes them indispensable across industries such as construction, manufacturing, agriculture and automotive. However, alongside this immense power comes significant risks. The forces […]

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REACH Compliance Update

REACH Compliance: How it impacts Seals and Gaskets The European Chemicals Agency (ECHA), the regulatory body responsible for implementing the European Union’s landmark chemicals legislation, REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals), has recently expanded its Candidate List of Substances of Very High Concern (SVHCs). This significant update, issued on 25th June 2025, has brought the total number of […]

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M Barnwell Services Supports European Valve OEMs in Achieving ISO 15848-1 Class AH with Garlock 9010 EVSP®

As a leading independent UK stockist and distributor of fluid sealing products, M Barnwell Services can support valve manufacturers across Europe in achieving ISO 15848-1 Class AH fugitive emissions certification. The solution we provide is Garlock’s high-performance 9010 EVSP® valve packing set, fitted with 1303-FEP end rings. We understand the increasing demand for solutions that meet stringent environmental standards, and […]

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PFAS and Forever Chemicals in the Sealing Industry

What are PFAS? An Overview Guide The terms “PFAS” and “Forever Chemicals” are becoming increasingly common in environmental health and industrial practices. PFAS (per-and poly fluoroalkyl substances) is a chemical family consisting of at least 5,000 individual substances and have been widely in use since the 1950’s. PFAS are often favoured for their unique properties: Non-stick Water repellent Stain and […]

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