Fencing calculator: panels, posts and post mix

Enter the length of your fence run and pick the panel. We count panels, posts and post mix, and warn you if your posts are too short.

Panel height

Panel style

Posts

Gravel boards

Panels
6
Posts
7
Post mix bags
14
Post length needed
2.58 m

Heads up: 6ft panels on gravel boards need posts of about 2.58 m with 600 mm in the ground. The list uses 2.4 m posts — ask the merchant for 2.7 m posts instead.

Shopping list

  • 6 x Lap Fence Panel 1.83m x 6ft
  • 7 x Fence Post 100 x 100mm x 2.4m Treated
  • 14 x Postcrete / Post Fix 20kg
  • 6 x Gravel Board 150 x 22 x 1.83m
  • 2 x Fence Panel Clips (Pack of 20)

1.83 m panels between 100 mm posts, 2 bags of post mix per post.

How it works

  1. 1Measure each straight run of fence.
  2. 2Pick panel height and style, and timber or concrete posts.
  3. 3Gravel boards keep panels off the soil and add 150mm to the post height.
  4. 4Add it to your list and compare prices across merchants.

Material prices for this job

Now find the cheapest place to buy

Take your quantities across to Price Planter and compare them across UK builders' merchants — including whether splitting the order across two merchants works out cheaper.

Compare material prices

Quantities are typical trade allowances and a guide only — always confirm with your tradesperson or supplier before ordering.

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