About Us

Learn more about who we are


Established in 1975 in the heart of North Yorkshire, N.Minikin & Sons Ltd are leading industry experts for thermal expansion forces within pipework systems. We supply a variety of quality-assured expansion bellows, anti-vibration supports, flexible connectors and water treatments to protect pipework engineering.

We’re available to cover all areas across the UK and the Republic of Ireland, however international support is also available upon request. With every enquiry we offer tailored project support, technical expertise, on-site assistance, and sales guidance to ensure the safety and durability of all LTHW and HWS pipework needs.

Along with offering a wide variety of products to support our services, our free consultations with one of our experienced advisors will provide you with completed engineering designs that showcase how our products will support and protect your pipework systems for years to come. For peace of mind, every order is inclusive of a one-year warranty and continued support from one of our experts.


We care about the service that we provide. That’s why we’re committed to upholding our valued promise of excellent customer service to all concerned, from the consulting engineers and contractors to the end users of our products. Our customer pledge includes:

  • Responsive and accessible contact with our experts when you need us.
  • High quality products that meet and exceed industry standards.
  • Excellent delivery service.
  • Competitive prices.

N.Minikins & Sons Ltd is a registered ISO firm (9001:2015) for the manufacture of rubber and steel flexible connectors (Certificate number 3973/14).


All enquiries sent to us will receive expert support, technical advice on the use and installation of our products and completed marked-up designs demonstrating the advised location for all pipe expansion joints and supports.

On request, we offer a site visit service where one of our trusted experts will meet you on the property to examine products, completed installations, complete any required assessments and more. Advice on care and maintenance will be provided, along with a sign-off document stating that the products have been inspected and are working correctly.

Our technical experts are available to provide you with all the support you need to guarantee the most cost-effective solution to your pipework expansion requirements, including a competitive pricing structure to ensure you’re provided with the best market value.

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