Welcome To Alan Harper Composites



Here we offer you all the items and materials needed to manufacture reusable vacuum membranes


From economic brush on kits sufficient for 1.4 m2 to full machine spray equipment and bulk deliveries to achieve fully functional 100 m2 plus membranes


We are able to help you to get started with just a days training up to full on-site build techniques all supported with our 55 page illustrated reusable vacuum membrane build manual.


Alan Harper Composites brings the greatest list of reusable membrane technology innovations including, in membrane heating, In surface reusable flow mesh, the very successful Morph resin runner system, range of silicone moulded inserts, silicone recoating SILFLON, vacuum systems and more.


Whether your need is for a basic bus or truck panel or complex cored and undercut designs using several layers of multiaxial fibre for thick laminates we have examples and successes to share.


Finally you’ll find we also deal with Prepreg applications, repair systems and internal bladder moulding. Our FAQ and picture library and media posts will provide you with confidence knowing you have come too the right company for this exciting cost saving technology .

Our Products

Manufacturing the Tools for the Technology

We provide the full range of reusable bag manufacturing machines and proprietary ancillaries.

What is fiRST®

Find out what fiRST can do for you

fiRST is the most recent closed mould technology providing a clean and cost effective composite production process.

Our Services

Services to compliment the technology

Alan Harper Composites Ltd supports the fiRST technology with a range of services.

Free VPI™ Guide

Saving you time, and money

Are you looking for composite moulding? we’d love to send you a free copy of our new guide to show you more…


Please feel free to contact us to discuss your next project


+44 (0) 1752 841 222

Alan: +44 (0) 7768 335 600

4 Gwel Avon Business Park, Gilston Road, Saltash, Cornwall, PL12 6TW