4/6mm Clear Polycarbonate Roofing Sheet H Section (Joining Section) 3.5m

SKU: ZZZ031-P0042

Discreet Clear Finish: Transparent appearance for a clean, unobtrusive look on glazing edges.
Tighter Sheet Hold: Designed to grip sheets securely for a neat, professional finish.
For 4/6mm Polycarbonate: Compatible with standard 4/6mm polycarbonate roofing sheets.
Edge Trim or End Closure: Ideal for sealing and finishing sheet ends to help keep out dirt and debris.
Strong, Lightweight & Push-Fit: Durable yet easy to handle, with a simple push-fit design for quick installation.

Description

4/6mm Clear Polycarbonate Roofing Sheet H Section (Joining Section) – 3.5m

The 4/6mm Clear Polycarbonate H Section Joining Strip is designed to securely connect 4/6mm multiwall polycarbonate roofing sheets, creating a strong, weather-resistant joint along both the width and length of glazing installations. Manufactured from durable clear PVC, this profile provides enhanced compression and coverage, helping achieve a more reliable and watertight seal.

Ideal for roofing, canopy, and glazing projects, the H section can be used either as a joining strip between sheets or as a mounting bar to extend coverage and improve structural support.

Key Features

Designed for 4/6mm multiwall polycarbonate sheets
Clear PVC profile for a discreet, professional finish
Provides increased compression for improved sealing
Creates strong, secure sheet joints
Lightweight and easy to install
Suitable for use along sheet width or length
Supplied in 3.5m length

Applications

Joining polycarbonate roofing sheets side by side
Extending sheet runs to increase overall width
Acting as a mounting bar to increase length coverage
Suitable for pergolas, canopies, carports, and glazing systems

Compatibility

Designed for 4/6mm multiwall polycarbonate
Also available for 10mm and 16mm sheet thicknesses
Available in alternative lengths including 6m

Secure & Weather-Resistant Sheet Joining

The 4/6mm Clear Polycarbonate H Section Joining Strip delivers reliable alignment, enhanced sealing, and a clean transparent finish—making it an essential component for professional multiwall polycarbonate roofing installations.

Technical Information

Delivery: 1-2 Working Days
Lead Time: Into Order 3-5 Days
Colour: Clear
Brand Name: Brett Martin
Size: 4mm / 6mm (65mm width)

Delivery & Returns

Delivery

The despatch timings we publish are estimates and due consideration needs to be made when making purchases with tight deadlines and as such we shall not be liable for any losses, costs, damages, charges, or expenses caused by any delay for delivery of the goods.

Returns Policy For Brissco Online

We appreciate that there may be occasions you may wish to return items. To help you with this process please see our returns policy below.

Returning an item – Damaged

In the event you receive damaged goods we will arrange a replacement item for you. However, it is your responsibility to notify us within 72 hours of receipt that an item has been received damaged (please see risk below).

Returning an item – Risk

On receipt of the delivery you, the customer, are responsible for those goods and any loss or damage to the goods shall be at your own risk.

Returning an item – Incorrect

If you receive incorrect goods it is your responsibility to notify us within 72 hours of receipt at which point we will make the necessary arrangements.

Delivery shortages

Firstly, our carrier delivers parcels/packages. Any shortages of them must be reported to the driver on receipt. Secondly, shortages of contents of the parcel(s)/package(s) against the enclosed Brissco advice note must be made within 72 hours.

FAQs

1. What is a polycarbonate H Section joining strip?

A clear PVC H Section is a joining profile designed to connect two 4/6mm multiwall polycarbonate sheets together, creating a secure and neatly finished joint.

2. What thickness sheets is this H Section compatible with?

This joining strip is specifically made for 4/6mm multiwall polycarbonate sheets. Other sizes are available for 10mm and 16mm sheets.

3. What length is the H Section supplied in?

This version is supplied in a 3.5 metre length, making it suitable for most standard roofing installations.

4. What is the main purpose of the H Section?

It is used to:

Join sheets along the width or length
Extend the overall roof coverage
Create a stronger and more reliable sealed connection

5. Does the joining section improve weather resistance?

Yes. The H profile provides increased compression and coverage, helping to create a more secure and weather-resistant joint between sheets.

6. Can it be used to extend the length of roofing sheets?

Yes. It can act as a mounting bar, allowing sheets to be joined end-to-end to increase the overall length or width of the roof area.

7. Is the profile clear or coloured?

The joining section is clear, allowing maximum light transmission and a discreet finish that blends with transparent roofing sheets.

8. Is it suitable for DIY installation?

Yes. The lightweight PVC design makes it easy to handle and install for both professional installers and DIY users when fitted correctly.

9. What material is the joining strip made from?

It is manufactured from durable clear PVC, offering strength while remaining lightweight and resistant to outdoor conditions.

10. Where is a 4/6mm H Section typically used?

It’s commonly used on:

Pergolas and patio covers
Carports and canopies
Lean-to roofs
Domestic and light commercial polycarbonate roofing projects

This 4/6mm Clear Polycarbonate H Section provides a simple, effective way to join roofing sheets, delivering a cleaner finish, improved sealing, and reliable long-term performance.