Design Your Roofing Kit With Our GRP Roofing Calculator

Our simple GRP roofing calculator helps you create the perfect roofing kit in minutes. Simply select the specifications and size of your roof. Our calculator will generate a bespoke GRP roofing kit that meets your needs.

Get started with our calculator today.

How Our Roofing Calculator Works


Step One: Input Your Information

Enter the edge type and size of each side of your roof. 


Step Two: Make Your Selections

Choose which type and colour of GRP roof kit you want. You can also customise the kit with additional items, such as:

• Trims
• Corners
• Flashings


Step Three: Place Your Order

We’ll ship your customised GRP roofing system to your front door.

Hear What Our Happy Customers Have to Say

The goal of our GRP roofing calculator is to make preparing for your upcoming project easy and stress-free. Read about how our other customers used our calculator to get everything they need. 

Excellent quality

Excellent quality, fast shipping; I received my order the morning after I placed it. I appreciate your help.

Thomas Sims

Great service easy to order from the website​

Great service easy to order from the website but also able to call for advice fast delivery.

Sebastian Jennings

Decent products with a fast delivery

Decent products with a fast delivery, turned up the next morning. Thank you.

James J

Design Your Roofing Kit With Out GRP Roofing Calculator

Are you ready to get started? Use our GRP roofing calculator and we’ll calculate everything you need for your project.

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