Professional self-tapping screw designed for fastening photovoltaic mounting structures and solar installation accessories.

Manufactured from corrosion-resistant stainless steel, this fixing screw is supplied with a metal washer and integrated EPDM sealing gasket, ensuring secure fastening and reliable protection against water infiltration and harsh weather conditions.

Ideal for use on metal roofs, sheet metal surfaces, and photovoltaic mounting supports, it provides excellent mechanical strength and long-term durability in outdoor environments.

⚙️ Main Features

• Self-tapping screw for photovoltaic mounting structures
• Corrosion-resistant stainless steel construction
• Supplied with metal washer and EPDM sealing gasket
• High mechanical holding strength
• Excellent waterproof sealing performance
• Fast and easy installation
• Suitable for metal roofs and outdoor fixing applications
• Designed for professional photovoltaic systems

🔧 Technical Specifications

• Product Type: Self-tapping mounting screw
• Material: Stainless steel
• Screw Diameter: 4 mm
• Screw Length: 35 mm
• Size: 4 × 35 mm
• Tip Type: High-penetration self-tapping tip
• Washer: Metal washer with EPDM gasket
• Application: PV mounting and outdoor fastening systems

🌐 Applications

• Photovoltaic mounting structures
• Metal roof solar installations
• Sheet metal fastening applications
• Outdoor photovoltaic support systems

✅ Advantages

✔ Excellent corrosion resistance
✔ Reliable waterproof sealing with EPDM gasket
✔ Strong and secure mechanical fastening
✔ Fast installation without pre-threading
✔ Suitable for harsh outdoor environments
✔ Ideal for professional solar installations

📦 Package Contents

• Stainless steel self-tapping screws 4 × 35 mm with EPDM sealing washers