Secure your fence posts quickly and easily with Postsaver Pro-Set rigid expanding foam. This 1.3kg pack is a lightweight, high-strength alternative to traditional concrete, installing two fence posts with just one pack. No water is required; simply mix in the bag and pour into the hole for a rigid, secure fix in minutes. Pro-Set foam expands rapidly and hardens to full load strength within 90 minutes, offering the same lateral strength as concrete without the heavy lifting. Key Benefits: * Quick & Easy Installation: Mix and pour for a secure fence post fix. * Lightweight Strength: 97% lighter than concrete mix, yet equally strong. * No Water Needed: Convenient and mess-free application. * Fast Setting: Hardens in minutes for rapid fence completion. Product Summary: Postsaver Pro-Set fence post foam, 1.3kg pack, rigid expanding foam, easy installation, fast setting, lightweight alternative to concrete, garden fencing, landscaping, fence posts.