Skip to product information
Usually ships in 2–4 business days.
Fast 2K Post Anchor Mix Expanding Foam Concrete Alternative For Post Install 4
$219.99
Sale price
$219.99
Regular price
Available to Order
This Fast 2K Post Anchor Mix is a two-part expanding foam that acts as a lightweight concrete alternative for installing posts. It comes in a pack of four cartridges, each mixing and expanding to secure posts firmly in the ground.
Need help finding the right part? Talk with a parts expert today.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I needed a forklift part and wasn’t sure which one fit. They asked for the model and serial number, got back to me quickly, and made sure I ordered the right one. Really helpful.
Randy W. — Verified customer
Product Overview
This Fast 2K Post Anchor Mix is a two-part expanding foam that acts as a lightweight concrete alternative for installing posts. It comes in a pack of four cartridges, each mixing and expanding to secure posts firmly in the ground.
Product Overview
Key Features & Performance
- Two-part polyurethane foam expands to fill voids around posts
- Sets in under 30 minutes ��� faster than traditional concrete
- Lightweight and easy to carry compared to bagged concrete
- Provides high load-bearing capacity once cured
- Water-resistant and freeze-thaw stable for outdoor use
- Each cartridge yields approximately 0.67 cubic feet of expanded foam
Common Uses
- Setting fence posts for wood or vinyl fences
- Installing mailbox posts, sign posts, and light poles
- Anchoring deck support posts and pergola posts
- Replacing concrete in applications where digging is difficult
Technical Specifications
- Type: Two-part expanding polyurethane foam
- Yield per Cartridge: Approx. 0.67 cu. ft.
- Set Time: 20-30 minutes (depending on temperature)
- Full Cure Time: 2-4 hours
- Pack Size: 4 cartridges
Frequently Asked Questions
Q: How deep should the hole be for this foam? A: For most fence posts, a hole depth of 24 inches and diameter of 8-10 inches is recommended.
Q: Is this foam safe for use near water tables? A: Yes, the cured foam is inert and non-toxic, making it safe for ground contact.
Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.