Delivering Fluid Sealing Solutions Since 1972

Water & Gas (WRAS)

Fluid sealing products for the Water and Gas industry

M Barnwell Services Ltd, the UK’s leading supplier of Fluid Sealing Solutions offers a comprehensive range of sealing products for water and gas applications that conform to European and global standards. These include WRAS approved seals.

Our reputation for the very highest quality products, unrivaled service, and technical support means that you will get the right product for the right application. Our compounds are complaint with WRC / WRAS (BS6920), NSF, DGS / ACS, EN681-1, EN682, KTW / DVGW / W534 / W270, KIWA.

Available from stock is the BS1806 Imperial Range of ‘O’ Rings, from BS005 to BS245. The material is a Black Nitrile 70 Shore (NBR). Our compound reference is MBMS0003. This compound meets water accreditations WRc, KTW, ACS, and NSF61, plus gas accreditation EN549. Also suitable for use in hot and cold water applications.

For a list of quality approved specialized compounds see our Approved Materials page.

Popular products supplied include:


We can also provide onsite consultation, sample identification and technical support for your requirements.

Contact us for more information on our range of WRAS Approved Seals or request a quote.