About MW Insulation Limited

MW Insulation is a leading UK independent fabricator and supplier of phenolic and PIR industrial insulation products. It is privately owned and managed by long-standing industry professionals with extensive experience in commercial, technical, and manufacturing aspects of rigid foam insulation.

SUPAPHENMW Insulation offers two main fabricated rigid foam products, Supaphen Phenolic and Supapir Polyisocyanurate (PIR) in pipe sections, pipe supports, and cut sheets which can be supplied with a range of factory-applied finishes including standard foil, mylar foil, and Vapor Fas 62-05. MWI also supplies Proclad 150 externally weatherproof/UVR-resistant factory-applied jacketing for Supaphen phenolic, available in plain silver, stucco, black or white, and is the UK distributor of Supercel® Alumen Air range of laminated phenolic foam boards for Ducting applications. 

Founded in 2011 by industry pioneer, Mike Whelan, the business was acquired as part of the IBSL Group in 2022, under the leadership of Steven Renney.

MW Insulation continues to invest in its manufacturing facilities and in product and process testing, accreditation, and product certifications to ensure ongoing product standards compliance, quality, and efficiency of production. This is combined with a drive for commitment to excellence which is demonstrated by the accreditation held by the company.

Through its support of major international phenolic and PIR foam producers and well-respected ancillary component suppliers, MW Insulation is a leading supplier of rigid foam insulation to the UK market.


  • ISO14001:2015 British Assessment Bureau, UKAS approved
  • BS EN ISO 9001:2015 Centre for Assessment, UKAS approved
  • EN 15804:2012+A1:2013 BRE Global verified Environmental Product Declaration (EPD) (Supaphen)
  • EN14314 European product standard compliant, CE marked (Supaphen)
  • EN 13501-1:2007+A1:2009 Fire testing certification for 25mm and 50mm thick Supaphen Phenolic Foiled Pipe Insulation achieving BL s1 d0 classification

pecified with confidence, backed by international, technically strong suppliers, fully tested and accredited 



Retirement Announcement - 20th December 2023: Mike Whelan, Founder and Former Managing Director of MW Insulation Ltd retires after 46 years in the Technical Insulation Industry. Read More.... 

 Mike Whelan Retires


MW Insulation Welcomes Janine Connell as Sales Office Supervisor, Elevating our Service Excellence in the Technical Insulation Market! More...

Janine Connell Joins MWI


MW Insulation proudly stood as one of the key sponsors during the Whitley Bay Beer Festival, a sensational event hosted by Whitley Bay Rockcliff RFC over the lively bank holiday weekend. More...

 MWI Sponsors Whitely Bay Beer Festival______________________________________________________________



We are delighted to share the exciting news that Brett Sylph has joined the MWI team as UK Sales Director!
Brett comes to us with an extensive background in the commercial/industrial insulation sector including rigid foams, and has a wealth of business development experience. MORE...

 Brett Sylph Joins The MWI Team


1 Year Anniversary

6th July 2023 marks a momentous occasion as we celebrate the first year anniversary of IBSL Group's acquisition of MW Insulation. It has been an incredible journey, and we are delighted with the remarkable growth and achievements we have experienced over the past 12 months. READ MORE ...



Tom Maddox


We are delighted to announce the appointment of Tom Maddox to
MW's Commercial Team.  More...



 - JULY: Read HERE for more information about IBSL's acquisition of MWI
-  JULY: New Price Increases for 2022


- NEWS IN BRIEF: Compliance Update, Team, 10th Anniversary and Membership Association


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