Based on the provided reference, a 20kg bag of postcrete will set one post.
According to the product description, a single 20kg bag is specifically formulated to set one post firmly in place. This makes it a convenient option for individual post installations, repairs, or small projects.
Understanding 20kg Postcrete Capacity
The primary purpose of the 20kg bag size is to provide the correct amount of material for securing a single standard post hole. It's designed for speed and simplicity, allowing you to set a variety of common posts quickly.
Key Details from the Reference:
- Quantity: One 20kg bag
- Output: Sets one post
- Setting Time: Sets in 5-10 minutes
- Usage: Simple to use - just add water
Types of Posts Supported
A 20kg bag is versatile enough to be used for setting different types of posts, as highlighted in the reference:
- Fence posts of all varieties
- Washing line poles
- Gate posts
- Bird feeders
This indicates that whether you are installing a new fence panel post, replacing a wobbly gate post, or putting up a support for garden features, a single 20kg bag is typically sufficient for each individual post hole.
Postcrete Quick Facts
For clarity on what a 20kg bag offers, here's a quick summary:
| Bag Size | Posts Set | Setting Time | Ease of Use |
|---|---|---|---|
| 20kg | 1 | 5-10 minutes | Just add water |
The fast setting time is a significant advantage, allowing you to work efficiently without needing to hold the post in position for long periods.
Practical Application
When using a 20kg bag of postcrete for a single post:
- Ensure the post hole is prepared correctly (depth and width appropriate for the post size and soil conditions).
- Position the post in the hole.
- Add the postcrete powder around the base of the post.
- Carefully add the recommended amount of water, ensuring it is evenly distributed.
- The mix will begin to harden rapidly within 5-10 minutes, securing the post.
In summary, if you need to set multiple posts, you will need one 20kg bag of postcrete for each post you plan to install.
