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Supplied assembled with a 12g x 50mm Type 17 screw and 26mm grey dome seal for secure, weather-resistant fixing.

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This Item can be shipped via standard or express postage, or added to your roofing order.
$17.99 Standard or $25.99 Express shipping applies if all items in your order meet this criteria.

 

For Polycarbonate Sheets Fixed to Timber

Supplied assembled with a 12g x 50mm Type 17 screw and 26mm grey dome seal for secure, weather-resistant fixing.

Why Customers Buy These

Made for Polycarbonate Roofing – Ideal for patios, pergolas and awnings
Fix to Timber – Sharp Type 17 point for timber battens
26mm Dome Seal – Helps prevent leaks and sheet damage
B8 Coating – High corrosion resistance
Ready to Install – Screw and seal pre-assembled

Install Guide

✔ Pre-drill sheet holes: 10mm up to 2.4m | 12mm over 2.4m
✔ Install slowly with 5/16" hex socket at 1,000 RPM

Delivery Australia-Wide

📦 Add to your order or buy separately with postage available.

Order online today.

The Polycarbonate Roofing Screws for Timber – 12g x 50mm are designed for fixing polycarbonate roofing sheets to timber battens and timber framing. Each fastener is supplied assembled with a 26mm grey dome seal to help create a secure, weather-resistant fixing while protecting the sheet surface.

These screws are commonly used for patios, pergolas, verandahs, awnings, carports and outdoor roofing projects where polycarbonate sheets are installed over timber structures.

Designed for Polycarbonate Sheets

Standard roofing screws can damage plastic roofing sheets if the wrong fastener is used. These screws are made specifically for polycarbonate roofing applications and help provide a cleaner, safer installation.

Best Uses

  • Polycarbonate patio roofing
  • Pergola roof sheets
  • Carport roofing
  • Verandah covers
  • Outdoor awnings
  • Replacement polycarbonate sheets

Fixing to Timber Battens

The Type 17 point is designed for fast installation into timber and helps reduce splitting. This makes the screws ideal for timber battens, timber purlins and outdoor framing.

26mm Dome Seal Protection

Each screw includes a 26mm dome seal that helps spread load across the sheet and reduce the chance of leaks or sheet damage when installed correctly.

Corrosion Resistance for Australian Conditions

These polycarbonate roofing screws feature a B8 protective coating for high corrosion resistance, making them suitable for many external environments across Australia.

Installation Guide

For best results:

  • Pre-drill 10mm holes for sheets up to 2.4m
  • Pre-drill 12mm holes for sheets over 2.4m
  • Use a 5/16" hex socket
  • Install slowly at approx. 1,000 RPM
  • Do not overtighten

Allowing expansion clearance is important with polycarbonate sheets due to temperature movement.

Buy Polycarbonate Roofing Screws Online

Order polycarbonate roofing screws for timber online with fast Australia-wide delivery. Add them to your roofing order or purchase screws separately.

Choose the correct screw for your project and secure your polycarbonate sheets with confidence.

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