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We stock ONLY high quality plastics
 
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Our customer support is second to none
 
OVER 200 UK BRANCHES
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Welcome to Building Plastics Online your No.1 Choice for High Quality Building Plastics in the UK

 
PREMIUM QUALITY PRODUCTS
We stock ONLY high quality plastics
 
UNBEATABLE SUPPORT
Our customer support is second to none
 
OVER 200 UK BRANCHES
200+ Branches nationwide, deliver or collection

Mobile

 
PREMIUM QUALITY PRODUCTS
We stock ONLY high quality plastics
 
OVER 200 UK BRANCHES
200+ Branches nationwide, deliver or collection
 
UNBEATABLE SUPPORT
Our customer support is second to none
 
 
£
£
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POLYCARBONATE ROOFING SHEET

 

Polycarbonate Roofing Sheet: Strong, Light, and Built to Last

If you are looking for a durable, lightweight roofing material that lets in plenty of natural light, a polycarbonate roofing sheet is the perfect choice. Whether you are covering a conservatory, greenhouse, carport, patio, or outdoor workspace, these sheets provide excellent protection from the weather while keeping your space bright and inviting.

Unlike glass, which can be heavy and fragile, or metal, which can dent and rust, polycarbonate is tough, impact-resistant, and easy to work with. It is designed to withstand harsh weather conditions, block harmful UV rays, and last for years with little maintenance. Available in a range of styles and finishes, polycarbonate sheets offer a simple, practical, and stylish solution for all kinds of projects.

What Are Polycarbonate Roofing Sheets?

Polycarbonate is a type of strong, lightweight plastic commonly used as a modern alternative to glass. It is widely used in roofing because it provides excellent light transmission, insulation, and weather resistance. It is also extremely tough—able to withstand impacts without cracking or breaking—making it a fantastic option for areas that need extra durability.

Polycarbonate sheets come in different thicknesses, styles, and finishes, so you can choose the right type based on how much insulation, strength, and light diffusion you need.

Types of Polycarbonate Roofing Sheets

 

Twin-Wall Polycarbonate Sheets

Twin-wall sheets have two layers with an air gap between them. This structure improves insulation while keeping the sheet lightweight and easy to install. Twin-wall sheets are commonly used for conservatories, greenhouses, and patio covers because they allow natural light to pass through while reducing glare and heat buildup.

They are available in different finishes:

  • Clear for maximum sunlight
  • Opal for a softer, diffused light
  • Bronze for reduced glare and added privacy

 

Triple-Wall Polycarbonate Sheets

Triple-wall sheets add an extra layer of insulation and strength, making them more energy-efficient and durable than twin-wall sheets. They are ideal for carports, pergolas, and conservatories, where better thermal performance is needed.

Triple-wall polycarbonate roofing sheet helps to keep spaces cooler in summer and warmer in winter, reducing energy costs and improving comfort throughout the year.

Multi-Wall Polycarbonate Sheets

Multi-wall polycarbonate roof sheets provide extra layers for even greater insulation and durability, better heat retention and noise reduction. These are commonly used in larger buildings or structures where stronger roofing material is needed, such as commercial properties, office spaces, and covered walkways.

Solid Polycarbonate Sheets

Solid polycarbonate sheets are the answer if you need something that looks like glass but is much stronger and more impact-resistant. These sheets provide exceptional clarity, making them perfect for skylights, canopies, and roofing that need maximum transparency without the risk of shattering.

Why Choose Polycarbonate Roofing?

There are plenty of reasons why polycarbonate roofing sheets are becoming more popular among homeowners, builders, and business owners.

Tough and Weatherproof

Polycarbonate is built to withstand heavy rain, strong winds, hail, and extreme temperatures. Unlike glass, which can break, or metal, which can rust, polycarbonate remains in excellent condition for years without cracking, denting, or corroding.

Let in Natural Light

One of the best things about polycarbonate roofing is that it allows plenty of natural light to enter the space below. This makes it ideal for greenhouses, conservatories, and patios where you want to create a bright and open environment.

You can choose from different finishes to control the light level: transparent sheets for maximum sunlight, opal for softer lighting, or bronze for reduced glare.

Built-In UV Protection

Polycarbonate sheets have a special UV coating that helps block harmful ultraviolet rays. This protects people underneath from sun damage and prevents the sheets from discolouring or becoming brittle.

Lightweight and Easy to Install

Polycarbonate roofing is much lighter than glass or metal roofing, making it easier to handle, transport, and install. It can be cut to size using standard tools, and many sheets come with interlocking systems for a secure and hassle-free fit.

Polycarbonate sheets make installation quick and straightforward, whether you are a professional roofer or a DIYer.

Great for Insulation and Energy Efficiency

Multi-wall polycarbonate sheets help regulate indoor temperatures by reducing winter heat loss and minimising summer heat buildup. This is especially useful for conservatories and outbuildings, where keeping a comfortable temperature can be tricky.

Polycarbonate roofing reduces energy costs by lowering the need for extra heating or cooling by improving insulation.

Low Maintenance

Unlike wood, which needs regular staining, or metal, which can rust, polycarbonate roofing is incredibly low-maintenance. A simple wash with soap and water is all it takes to keep the sheets looking clean and clear.

Their smooth surface also prevents the build-up of moss and algae, meaning they will stay in good condition with minimal effort.

Common Uses for Polycarbonate Roofing Sheet

Polycarbonate roofing is incredibly versatile and can be used for a wide range of applications:

  • Conservatory roof panels – Keeps the space bright while providing insulation for year-round use.
  • Greenhouses – Provides the right amount of sunlight for plant growth while protecting against extreme temperatures.
  • Carports and Canopies – Offers durable, weatherproof protection for vehicles and outdoor seating areas.
  • Patios and Pergolas – Creates a stylish and practical outdoor space without blocking natural light.
  • Skylights and Roof Windows – Adds natural daylight while maintaining impact resistance and durability.
  • Walkways and Shelters – Ideal for schools, offices, and public buildings with covered outdoor areas.

 

Choosing the Right Polycarbonate Roofing for Your Project

 

When selecting polycarbonate roofing sheets, consider:

  • Thickness – Thicker sheets provide better insulation and strength, which is ideal for conservatories and outbuildings.
  • Finish – Clear for maximum light, opal for diffused lighting, and bronze for glare reduction.
  • Structure – Twin-wall for essential insulation, triple-wall or multi-wall for enhanced efficiency, and solid sheets for a glass-like appearance.

Upgrade Your Roof with Polycarbonate Sheets Today

Polycarbonate roof sheets are the perfect modern, durable, and practical roofing solution. They offer strength, weather resistance, and excellent light transmission, making them ideal for homes, gardens, and commercial buildings.

Polycarbonate roofing sheet is an affordable and long-lasting investment that provides beauty, function, and reliability for years. It is easy to install, has low maintenance, and offers a variety of options to suit different needs.

Start your project today and enjoy a brighter, more protected, and energy-efficient space with high-quality polycarbonate roofing sheets.

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“Very impressed this time around!!! (disappointed with communication and delivery in first lockdown) and left a negative review which I updated after delivery. I can now understand all the good reviews before the pandemic. Still the cheapest by far and the products are spot on. I've just placed another order - Thank you keep up the good work”

Jason Wright

“Very impressed this time around!!! (disappointed with communication and delivery in first lockdown) and left a negative review which I updated after delivery. I can now understand all the good reviews before the pandemic. Still the cheapest by far and the products are spot on. I've just placed another order - Thank you keep up the good work”

Jason Wright