Fencing Calculator
Build your fence from scratch using posts, rails, and boards. Enter your fence dimensions, choose your materials, and we'll work out exactly how much you need.
1
Enter Your Fence Dimensions
Bays
6
Posts
7
Rails
~12
Boards
~80
2
Choose Your Fence Posts
Treated Deckpost 90x90mm
£11.45 each
3
Choose Your Fence Rails
Rails run horizontally between posts. For a 6ft fence, use 3 rails; for 4–5ft, 2 rails are usually sufficient.
Treated Carcassing 18x150mm 4800mm
£5.90 each
Treated Carcassing 19x100mm 900mm
£0.80 each
Treated Carcassing 19x75mm 1800mm
£1.30 each
4
Choose Your Fence Boards / Slats
These are the vertical boards that form the face of the fence. Choose a width, set an overlap, and we'll calculate the quantity needed.
Treated Carcassing 18x150mm 4800mm
£5.90 each
Treated Carcassing 19x100mm 900mm
£0.80 each
Treated Carcassing 19x75mm 1800mm
£1.30 each
5
Fixings (Optional)
We'll calculate the number of nails or screws needed (2 per board per rail). Select your preferred fixing or skip this step.
Skip This Step
I'll source my own
Galvanised Round Head Nails 100 x 4.50mm 1.00KG
£6.25 per pack
Galvanised Round Head Nails 100 x 4.50mm 2.5KG
£17.05 per pack
Galvanised Round Head Nails 40 x 2.65mm 1.00KG
£6.25 per pack
Galvanised Round Head Nails 40 x 2.65mm 2.5KG
£17.05 per pack
Galvanised Round Head Nails 50 x 2.65mm 1.00KG
£6.25 per pack
Galvanised Round Head Nails 50 x 2.65mm 2.5KG
£17.05 per pack
Galvanised Round Head Nails 75 x 3.75mm 1.00KG
£6.25 per pack
Galvanised Round Head Nails 75 x 3.75mm 2.5KG
£17.05 per pack
6
Post Fix / Postcrete (Recommended)
We recommend 1–2 bags per post. Select your post fix product or skip if you're using existing concrete.
Not Required
I'll use my own
Pennine Postmix 20kg- Non Returnable
£5.40 per bag
7
Post Caps (Optional)
No Post Caps
Skip this step
Fencemate Post Caps 120x120x26mm
£1.80 each
Fencemate Post Caps 96x96x23mm
£1.30 each
8