Foam Instead Of Concrete For Post

Concrete is cheaper and pretty fool proof vs.

Foam instead of concrete for post. I replaced termite riddled cedar installed with concrete with pressure treated. Bags of post mix. When i say high density foam i mean a foam that takes a claw hammer to penetrate after it sets up. The temporary braces were merely 2 2 lengths 8 feet long of wood with cheap broom hangers screwed into each end and merely set in place by one hand when the post is plum.

Lightweight pouch replaces two 50 lb. The spade end was perfect for breaking up the existing concrete and then i extracted it with post hole diggers. Has anybody used post setting foam in place of concrete for post footers. Sika postfix is a two component pre proportioned polyurethane resin.

I think i spent about 500 more doing it this way than concrete. The foam will fill up the parts of the concrete that are uneven and will raise it to the proper height. For more information check out this video. Remember the last time you set a fence post.

I used 4 braces per post. You did the hole level the post pour the concrete then wait. The first step is to drill holes in the problem concrete. Once the holes have been set the geolift is injected in between the concrete and the dirt.

Expanding foam is a lightweight waterproof alternative to concrete for homeowners wanting to set fence posts. The disadvantage is the cost of the foam is higher than concrete. You can t dig it out with your hand. 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. The foam can be used in hot or cold weather and does not require mixing with water or. The foam like i said in the post there were possible issues with maybe the weather or the depth of the hole etc but if the whole point is to beat concrete i still say this failed in that respect. If you re doing it right you wait a long time.

I used one of the heavy steel digging bars with a narrow spade on one end and an enlarged tamper on the other end. Holes should be no less than six inches away from the edge of the concrete. It was worth it to me. Is this foam replacing concrete.