
Get a solid, level base for your garden structure without the cost or hassle of pouring a full concrete foundation. This Charcoal Pyramid M20 Foundation Post is a cheaper, faster alternative that supports heavy timber constructions such as log cabins, gazebos and larch garden buildings. Its bevelled profile adds extra strength, making it the right choice for larger 19x19 and 20x20 posts in Larch or Oak.
- Colour: Anthracite / Charcoal
- Material: Concrete
- Weight: 60 kg
- Length: 50cm, Width: 20cm, Thickness: 20mm
- Fitting: M20 (height adjustment plate sold separately)
- Suitable for heavy timber structures
- Bevelled shape adds extra strength
- Fits 19x19 and 20x20 posts
- Cheaper than a full concrete base
- Durable, weatherproof concrete
- Strength depends on correct placement — ensure the footing cannot sink
- Use at least 2 bags of quick-drying cement per post
- Place on a 30x30cm concrete slab in the ground where possible
- Finish with diagonal cross bracing at each post
- For large timber projects, get expert load-bearing calculations, especially for canopies and pitched roofs