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GRP Dormer Roof Kits

£161.82 £134.85

Delivery; 1-2 Working Days

GRP Dormer Roof Kits for dormer roofs where the longer edges join a tiled roof and has a gutter.

Please select correct size kit from the drop down menu. 

In stock
In Stock

GRP Dormer Roof Kit

This GRP Dormer Roof Kit is easy to install, looks great and comes with a 25 Year Manufacturers Guarantee. GRP stands for Glass Reinforced Polyester.  GRP is also known as Glass-Fibre. This system is cold applied on site, giving it a seamless and flexible weatherproof finish that resists water, heat and frost. The resulting surface gives a strong architectural finish that looks very impressive. If maintained properly it will last as long as the building stands.

Our GRP Roof Kits include all the essentials for a complete installation. The trims are also included as part of the kit. For a detailed breakdown of what is included in the kit please look further down the page. 

Colour: Lead Colour

Used For: This GRP Roof Kit can be used for a any dormer roof where one long edge goes up underneath tiles, with a gutter on the front.

Advantages Of GRP:

  • Cold applied - No heat required 
  • Easy to form around complex situations 
  • Very durable - resists heavy foot traffic
  • Non slip walkways can be incorporated 
  • Class leading roofing method that far exeeds traditional methods 
  • Virtually maintenance free 
  • Impact resistant due to it's ultra hard finish 
  • Fire retardant 
  • Highly economical 

Included in Kit:

  • - Top Coat
  • - 450gsm Chopped Strand Matting 
  • - Resin For Chopped Strand Matting 
  • -  Hardener 
  • - 75mm Bandage For Butt Joints 
  • - Acetone 
  • - PU Sealant 
  • - Clout Nails 
  • - Gutter Trim For Front Edge 
  • - Kerb Trims For Each Short Side 
  • -  F300 Flat Flashing 



Technical Details
More Information
SKU GRP-Dormer-Roof-Kit
Weight 50.0000
Stock Type In Stock
Brand Name Cromar
Length (meters) No
Width No
Depth (Width) No
Delivery Lead Time 1-2 Working Days
Downloads 1

File Downloads

Questions & Answers (5)
Customer Questions
How Long Does a GRP Fibreglass roof Last?

If Installed Correctly a Fibreglass roof has a typical life expectancy in access of 35yrs 

What Surface can a Fibreglass roof be Installed onto.

Fibreglass roofs must always be laid onto new and dry OSB3 boards. For best results we recommend using tongue and groove boards.

Can I Walk on a fibreglass roof?

Yes. Fibreglass is a very tough and durable material. This means walking on your roof shouldn't affect the integrity of the roof 

Does if have to be dry for me to install a Fibreglass Roof?

Yes, Never Attempt to install a Fibreglass Roof onto wet or damp boards.

What is the minimal temperature i can install a Fibreglass roof in?

The minmum temperature for installing a fibreglass roof is 5 degrees C. 

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