Forgefix TechFast Sheet To Timber Hex/Washer Roof Screw 6.3 x 25mm - Silver
Self drilling screw with hex / flange head and EPDM washers. For fixing sheet to timber. Salt spra...Self drilling screw with hex / flange head and EPDM washers. For fixing sheet to timber. Salt spray tested to 1,000 hours. Use these TechFast roofing screws for fixing cladding and sheet metal to timber frames. The self-drilling screws have a slash point for faster insertion, and an Elementech anti-corrosion coating for durability. The 16mm rubber washer beneath the aluminium flange expands under pressure to form a permanent weather seal. These Forgefix TechFast Hex Head Screws are designed specifically for fixing cladding and sheet metal to timber frame work. They have a Hex slash point head and are self-drilling for speedy insertion. The screws have a rubber washer beneath the aluminium flange which expands under pressure and forms a permanent weather seal. They are zinc plated and have an 'Elementech' coating for superior corrosion resistance, which has been salt spray tested to 1,000 hours.The TFHT6325 TechFast Hex Head Screws have the following specifications: Size: 6.3 x 25mm.Box quantity: 100.
This guide is for anyone using Forgefix TechFast Hex Head Screws to fix cladding and sheet metal to timber frames. The key benefit is a secure, weather-sealed fastening solution, thanks to the integrated EPDM washer. A potential consideration is ensuring proper pre-drilling in certain timber types for optimal performance.
All features
Colour
Silver
Model Part Number
TFHT6325
Brand
Forgefix
Extended Product Information
FAQs
What size screws should I use?
The TFHT6325 screws are 6.3 x 25mm, designed for most sheet to timber applications. For different thicknesses of materials, select appropriate screw lengths.
What type of drill bit do I need?
A hex head driver bit is required to install these screws.
What is the Elementech coating?
Elementech coating provides superior corrosion resistance, helping to extend the life of the screws and the structure they secure.
Are these screws suitable for use with treated timber?
Yes, these screws are suitable for use with treated timber, however, ensure you use the correct screw length for the application.
How do I prevent over-tightening?
Use a drill with a torque setting. Stop tightening when the washer makes full contact with the sheet material.
Troubleshooting
Screw is difficult to drive into the timber.
Ensure you are using the correct size screw. Pre-drilling may be required for particularly hard wood types. Apply firm, steady pressure during installation.
The weather seal is not effective.
Ensure the EPDM washer is properly seated and not damaged. Avoid over-tightening the screw, which could damage the washer.
Pros and Cons
Pros
Self-drilling design speeds up installation.
Integrated EPDM washer ensures a weather-tight seal.
Elementech coating provides excellent corrosion resistance, extending the lifespan of the screws.
Hex head offers a secure grip during installation.
Specifically designed for sheet metal to timber applications.
Cons
May require more force to install in harder wood types.
The self-drilling feature may not be suitable for all metal thicknesses.
Requires the correct size for the application.
Setup, Compatibility & Care
Preparation: Ensure the timber frame is correctly aligned. Position the metal sheet or cladding.
Installation: Use a drill with a hex head driver bit. Apply firm, consistent pressure. Avoid over-tightening.
Compatibility: Compatible with most types of timber.
Care: Regularly inspect the screws for any signs of corrosion or damage. Replace any damaged screws promptly. Ensure the EPDM washer is properly seated to maintain the weather seal.