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- SPIRAL® Foundation Screw
SPIRAL® Foundation Screw
An easy, economical and ecological alternative to concrete foundations
- Durable - Galvanized Steel
- Robust - Body diameter 60 mm
- Firm anchor – 75 mm thread
- Tear-off resistance
- Pressure resistance
- Penetrating tip 65 x 38 x 4 mm
- Head diameter 120 mm
Characteristics
L-Bracket: 800 mm (W) x 60 mm (diameter) x 3 mm (d)
Flat support: 90x90 mm
A practical and ecological solution
The SPIRAL® Foundation Screw is a galvanized steel pole with a suitable thread to be driven in and firmly anchored to the ground. It allows to install perfectly stable and leveled wooden or aluminum structures that can withstand heavy loads. The installation is simplified thanks to the adjustments possibility and the correction of imperfections.
The foundation screw is suitable for all kinds of installations: decking, swimming pool, jacuzzi, carport, shelters… Available in several sizes and for different uses, it meets the need to correct steep slopes, to raise a structure or to create different deck levels without complicating the building.
This solution is a perfect alternative to creating a concrete slab. Less costly, less time-consuming foundation works that help preserve the garden and promote drainage into the soil.
The nature of the soil will define the type of screw and its correct installation.
The SPIRAL screw range®
Screws G800, G120 and 1500 for firm soils and backfill
(FD1577–1578-1806 / NL2804-2805-2806)
• Galvanized steel - Din EN ISO 1461, Min 45 um
• 3 sizes available: 800, 1200 and 1500 mm
• 60 mm diameter
• Head can be equiped with different types of installation brackets
S1200 screws for sandy and soft soils
(FD1807 / NL2808)
• Design suitable for soft soils including sand
• Better tear resistance
• Length 1200 mm
P800 screw for poles
(FD1808 / NL2807)
• Suitable for carport and pergola posts installation
• Cross brace provides greater resistance to lateral forces
• Length 800 mm
The SPIRAL accessories®
Joist bracket
(FD1809 – NL2810)
• L-shaped bracket to holp and fix battens or joists
• Lateral and axial adjustment
• 200 mm adjustment threaded rod
• M16 Nut
Multi-function support
(FD1221 – NL2618)
• 90 x 90 mm square bracket
• Multiple mounting options
• 200 mm adjustment threaded rod
• M16 Nut
Pole Supports
(FD1901 – NL2864 / FD1902 – NL2865)
• U-shaped bracket for pole installation for carports or pergolas
• 2 sizes 90 x 90 and 120 x 120 mm
• Height 150 mm & Thickness 3 mm
• M16x50 central fixing screw and washer included
Level correction Disc
(FD1904 – NL2866)
• 3 threaded rods to fit the foundation screw head
• 3 M12 nuts for easy and precise adjustment
• 4 mm disc thickness
• Central opening for SPIRAL® accessories
Adapter for impact bolt gun
(FD0616 – NL2385)
• Central fastening with a single screw for easy, fast and firm assembly
• 6 peripheral pins
• Integrated level to control the verticality of the installation
• M41 Hex Center Head
Manual screwing pole
(FD0615 – NL2384)
• Screwing kit to anchor the foundation screw manually
• Composed of a pre-drilled mat for the height adjustment of the bar as it is screwed
• 160cm wingspan and 3mm thickness, dimension offers a lever armfor for an easier screwing
• 3 bolts + nuts to secure the tool to the screw
• The bar can be raised during screwing to facilitate pushing
Installing a deck on a SPIRAL® foundation screw
Warning, the use of foundation screws requires to check the absence of pipes or cables at the drilling points.
