This two-part, pre-proportioned polyurethane expanding foam has been specifically formulated to provide a lightweight, mix-in-the-bag, fast-setting solution. This high-strength backfill can be used for …

It is mixed in the bag to produce expanding foam for supporting and backfilling fence, mail box, gate and signage posts. Suitable for all types of posts including wood, steel and PVC.

Sika PostFix® is a two-part, pre-proportioned polyurethane resin which when mixed produces an expanding foam. It has been specifically formulated and packaged to provide a lightweight, mix-in …

Kraken Bond Expanding Foam Post Hole Filler - (2x10.5 + 2x13.2 oz) 2 Part Expanding Polyurethane Concrete Alternative for Fence, Deck, Mailbox, Anchor, Waterproof Fence Post Repair Kit, 2 Pack

Fast 2K™ makes setting posts with foam easier and faster. It expands to fill the post hole and sets wood, vinyl, Fast 2K™ is based on proven technology used to set utility poles and fence posts for …

ECO-FRIENDLY AND SAFE: Crafted with renewable materials, this expanding foam post filler is a sustainable alternative to traditional concrete. Its safer, environmentally friendly composition makes it …

Use Sika Post Fix, an easy-to-use, mix-in-the-bag and fast-setting solution for supporting and backfilling fence, mailbox, gate and signage posts! Sika Post Fix is lightweight and comfortable to handle.

Jun 26, 2025 · Concrete is a popular filler choice, but you should consider another alternative for filling your fence post holes: expanding foam. We’ve examined fence post foam versus concrete to …

Fast setting 2 component polyurethane foam designed specifically for supporting and backfilling of wooden, PVC, steel and many types of in-ground posts. The pre-proportioned system expands to fill …

Mar 14, 2022 · The right expanding foam can help insulate your home and keep pests from getting in. These are the best expanding foams on the market in 2022.