Account
Description
Product Information & Usage
GRP stands for Glass Reinforced Plastic also known as fibreglass it is specifically designed for flat roof applications and vertical surfaces in commercial and domestic buildings, providing protection in all weather conditions. It is a sturdy and long-lasting material used under the GRP resin to perform a durable roofing system.
The GRP Fibreglass Roll is also known as GRP Fibreglass chopped strand matting - it is the most popular form of flat roof reinforcement.
Benefits
- The fibreglass is lightweight, making the process of dealing with it much easier.
- Cost-effective and superior quality.
- The fibreglass is impervious to corrosive substances and chemicals.
- It has the strength of steel but with a lower density.
- Electrically non-conductive.
- Even in extreme conditions, fibreglass has unrivalled toughness and extended life.
Specification
Brand | PrinciPal Building Products |
---|---|
Manufacturer Part Number | GRPFIB005 |
Delivery Information
Delivery Information
We offer fast and reliable delivery across London, Essex, and surrounding areas beyond the M25.
- We aim to deliver on the same or next working day whenever possible for stocked items.
- The standard delivery timeframe is 1–5 working days, depending on your location and product type.
- Orders are delivered kerbside only — please notify us in advance of any access restrictions.
Once your order is placed, our Customer Care team will be in touch to confirm delivery details.
If your delivery is scheduled for the morning, we will call you the evening before to confirm the timing.
We also send a confirmation email once your order is booked in.
While we always aim to deliver on time, please note that delays may occasionally occur due to circumstances beyond our control (e.g. traffic, supplier delays, access restrictions).
Delivery Areas & Charges
Minimum order values vary by postcode.
Click here to view our full postcode list and delivery thresholds
If your postcode isn’t listed, we may still be able to deliver — please share your address and basket total, and we’ll confirm availability within 24 hours.
Returns & Refunds
- We accept returns within 28 days for most unused and resaleable items.
- A restocking fee and collection charge may apply.
- Some items (e.g. custom-made, opened, or time-sensitive materials) are non-refundable.
- Refunds are processed within 28 days to the original payment method.
Please view our full returns policy
Stocked vs. On-Request Products
- Stocked items are dispatched promptly from our local branches.
- On-request or special order items may take longer. We’ll confirm the expected lead times after checkout.
Questions & Answers
Reviews
- GRP Fibreglass Roll 450gsm 33m2-£9.86Special Price From £80.92 £67.43 Regular Price From £90.78
- GRP Fibreglass Roll 450gsm 15m2-£17.86Special Price From £40.00 £33.33 Regular Price From £57.85
- Masonry Reinforcement Mesh 63mm x 20m Galvanised-£2.29Special Price From £15.38 £12.82 Regular Price From £17.68
- GRP Roofing Resin Base Coat 20kg-£11.95Special Price From £83.99 £69.99 Regular Price From £95.94