1200mm Heavy-Duty Ground Screw – Galvanised Steel Foundation for Sheds, Cabins, and Garden Structures

The 1200mm galvanised ground screw provides a strong, no-dig alternative to concrete foundations—ideal for supporting larger garden structures such as sheds, log cabins, playhouses, and modular buildings. Its extended length offers greater stability, especially in softer soil conditions, making it a dependable choice for heavy-duty outdoor projects.

Key Features:

• No digging or concrete required – fast and mess-free setup
• Hot-dip galvanised steel – corrosion-resistant and built for long-term use
• High load-bearing capacity – supports up to 730kg (depending on soil conditions)
• 160mm round welded plate with M16 threaded insert – suitable for joists, brackets, and structural fixings
• Compatible with a wide range of soil types – ideal for UK garden installations
• Reusable and easy to remove – relocate as needed without disturbing the ground

Product Specifications:

• Length: 1200mm
• Diameter: 76mm
• Flange Plate: 160mm welded head with M16 thread
• Weight: Approx. 7.5kg
• Material: Hot-dip galvanised steel
• Load Capacity: Up to 730kg (soil dependent)
• Recommended Uses:
  • Sheds and log cabins
  • Summerhouses and playhouses
  • Modular and temporary buildings
  • Ground-mounted signs or solar panel frames
  • Raised decking and other light construction

Installation Information:

• Can be installed with a manual tool or electric ground screw driver
• Compatible with C24 graded timber:
  • 4×2: Max spacing 1.2m
  • 6×2: Max spacing 2.0m
  • 8×2: Max spacing 3.0m
• Suitable for most soil types (testing recommended before installation)
• Always check for underground utilities before installation

Fast UK Delivery:

• In stock and dispatched the next working day
• Securely packaged to ensure safe transit

Need Assistance?

Not sure if this is the right size or type of ground screw for your project? Contact us – we’re happy to help you find the right solution.