Fast2K – Post Concrete Subsitute

2K Fence Post Backfill Fast_2_K-SQ_4

  • This is an amazing product! The same technology that is used to install utility poles in Canada during the winter now can be used to install your vinyl fence! No more having to lug around heavy bags of concrete, as a 26oz bag equals 100 lbs of concrete. This is a game changer in the fencing industry. The price is equal to about 2 bags of concrete – but you save so much time and labor, FAST 2K fence post backfill pays for itself!

[CLICK HERE ] Watch FAST 2K INSTALLATION VIDEO

  • Simple to Use!

  • For all fences – typically 1 bag per post.

  • Choose from 12.4 oz or 26 oz bags.

  • For 4″ posts: you will need (1) 12.4oz Fast 2K bag for a hole that is 36″ deep with a 6″ diameter.

  • For 5″ posts: you will need (1) 26oz Fast 2K bag for a hole that is 36″ deep with an 8″ diameter.

  • For horse fences: you will need (1) 26 oz Fast 2K bag since it is a 5″ x 5″ post.

  • For around gate posts: you must purchase our aluminum gate post inserts, or you have to use regular concrete.

  • In order to use the FAST 2K fence post backfill, you do have to purchase aluminum inserts that go inside the posts. For high wind installations or fences taller than 6′ high, please contact us.


12.4 Oz Bag – Used for 4″ x 4″ Posts On Sale Now $19.00 Each

Regular Price = $28 Each

26 Oz Bag – Used for 5″ x 5″ Posts On Sale Now $29.00 Each

Regular Price = $38 Each