UK Manufactured GRP Roof Extensions

High-Top Roof Moulds for Van Conversions

Premium GRP roof extensions for campervan and horsebox conversions. Gel coat finish as standard, with custom RAL colours available to order.

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GRP

Glass Reinforced Plastic

Gel Coat

Factory-quality finish

Custom Colours

Any RAL colour available

UK Made

Manufactured in Britain

Products

Roof Extensions

GRP high-top roof moulds designed to fit popular panel van platforms. Ideal for campervan and horsebox conversion projects.

L3 H2 GRP Roof Extension - top view

L3 H2 High-Top Roof Extension

Fits: Peugeot Boxer • Citroen Relay • Fiat Ducato

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£1,495

Factory white gel coat — custom RAL colours at extra cost

  • GRP construction with gel coat finish
  • L3 (long wheelbase) fitment
  • Pre-moulded skylight & vent cutouts
  • Suitable for camper & horsebox builds
L3 H2 GRP Roof Extension for Movano

L3 H2 High-Top Roof Extension

Fits: Vauxhall Movano • Renault Master • Nissan NV400

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£1,495

Factory white gel coat — custom RAL colours at extra cost

  • GRP construction with gel coat finish
  • L3 (long wheelbase) fitment
  • Pre-moulded skylight & vent cutouts
  • Suitable for camper & horsebox builds
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More Sizes Coming Soon

Additional Sizes

Further van lengths and heights in development

TBC

Register your interest below

  • L2 & L4 lengths planned
  • Additional vehicle fitments
  • Same premium GRP quality
  • Custom orders welcome
Register Interest
GRP roof mould profile
Specifications

Built to Last

Every roof is hand-laid in GRP with a professional gel coat finish, ready for fitting straight out of the mould.

  • Material Glass Reinforced Plastic (GRP)
  • Finish Gel coat — factory white as standard
  • Current Fitment L3 H2
  • Compatible Vans Boxer, Relay, Ducato, Movano
  • Custom Colours Any RAL colour at extra cost
  • Use Cases Campervan & horsebox conversions
Colour Options

Choose Your Finish

Every roof comes with a professional gel coat finish. Go with factory white as standard, or choose any RAL colour to match your build.

Factory White

Included as standard. Clean, professional finish that matches most panel van bodywork straight out of the box.

Custom RAL Colour

Any RAL colour applied during manufacturing for a seamless, factory-quality finish. Additional cost applies — contact us for pricing.

Get in Touch

Request a Quote

Whether you're a professional converter or doing a self-build, get in touch to discuss your roof requirements. We're happy to help with fitment advice and custom orders.

What to expect

We'll get back to you within 24 hours with pricing, lead times, and delivery options. Collection is also available.

Delivery

UK-wide delivery available. Due to the size of the moulds, please get in touch for a shipping quote to your area. Collection can be arranged.