Fibre Cement Board Screws for Timber

Fibre cement board screws for timber are designed for fixing cement boards, roofing sheets, and cladding directly to timber structures. They provide a strong hold while maintaining a watertight seal, making them ideal for external and exposed applications.

Cement Board Screws for Timber at a Glance

What are fibre cement screws for timber?

Fibre cement screws for timber are specialist fixings designed to secure fibre cement sheets, cladding panels, and roofing materials to timber frames, battens, and purlins. Unlike standard wood screws, they are designed to handle dense materials while maintaining a strong and secure fixing.

These screws typically feature a sharp or slash point for clean penetration into timber, along with a sealing washer to prevent water ingress in external applications.

Which screws do I need for fibre cement to timber?

The correct screw depends on the application and environment. Use the guide below to choose the right option.

Application	Recommended Screw	Why
Fibre cement to timber framing	Sharp or slash point screws	Provides strong grip without splitting timber
Roofing sheets and corrugated panels	Roofing screws with rubber washer	Creates a watertight seal at fixing points
External cladding	Corrosion-resistant coated screws	Prevents rust and extends lifespan

Why use screws with EPDM washers?

Many roofing and cladding screws are supplied with EPDM rubber washers. These washers compress during installation to create a weatherproof seal.

• Prevents water penetration at fixing points
• Reduces risk of leaks in roofing and cladding
• Improves long-term durability
• Maintains flexibility in changing temperatures

Where are fibre cement screws for timber used?

• Fibre cement roofing sheets
• Corrugated roof panels
• Timber frame structures
• External cladding systems
• Sheds, outbuildings, and agricultural buildings

Types of fibre cement screws for timber

• Fibre Cement Board Screws – For Timber – standard fixing into timber structures
• Exterior Fibre Cement Screws – corrosion-resistant for outdoor use

Each option is designed to provide reliable fixing performance depending on the application and environment.

Fibre Cement Screws FAQs

What screws should I use for fibre cement board on timber?
Use sharp or slash point fibre cement screws designed for timber. These provide strong fixing without splitting the wood.

Do I need screws with a rubber washer?
Yes, for roofing and external applications. The washer creates a watertight seal and helps prevent leaks.

Can I use standard wood screws for cement board?
No, standard wood screws are not designed for fibre cement and may fail or damage the material.

Are these screws suitable for roofing?

Yes, they are commonly used for corrugated sheets and roofing panels fixed to timber structures.

What is a slash point screw?
A slash point screw is designed to cut into timber quickly while reducing the risk of splitting.