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Calculate fence

Four material variants in one tool, slope correction for post spacing and depth, WPC privacy strips module for twin-bar mesh, and an A4 material list as PDF.

No DIY-store affiliate links. We do not link any shop — you get a pure material list for your own purchasing research.

Material variant

Twin-bar mesh panels (8/6/8 mm) on square steel posts. Standard 2.52 m axis spacing matches the panel geometry. Optional privacy via WPC strips.

Geometry

Standard 2.52 m. Automatically reduced on slope.

0 %

Up to 5 % flat. From 10 % reduce axis spacing + 10 cm extra post depth. Pain #1 in DACH forums.

Gate cutout

Concrete foundation

4 litres per post foundation — DIY default for light fences (chain-link, picket up to 1.2 m).

10 %

Default 10 % for DIY. 5 % with exact measurement, 15 % for complex geometry.

Result

Posts 9 80 cm depth
Bays 8 2.52 m
Concrete need 36.0 L 0.04 cu m total
Effective length 20.00 m after gate cutout

Material list

  • Posts 9 pcs
  • 80 cm Pfostentiefe
  • Twin-bar panel 8 pcs
  • Mounting clamp 32 pcs
  • Post cap 9 pcs
Paper size:

Print-ready A4/Letter/A5 material list — pure-client, no upload.

Quantities are estimates — commission a tradesperson for binding measurement. The tool does NOT compute wind/structural loads or permit requirements (regionally specific).We accept no liability for the completeness or accuracy of the results.

How It Works

  1. 01

    Paste text or code

    Paste your content into the input field or type directly.

  2. 02

    Instant processing

    The tool processes your content immediately and shows the result.

  3. 03

    Copy result

    Copy the result to your clipboard with one click.

Privacy

All calculations run directly in your browser. No data is sent to any server.

Planning a fence and choosing the material? Twin-bar mesh or wood pickets? How many posts for a 20 m run? How does post spacing change on a 12 % slope? How many WPC privacy strips for the panels? This calculator knows four material variants (wood, twin-bar mesh, WPC, chain-link), automatically reduces post spacing on slopes, computes privacy strips with the industry-standard formula, and delivers a print-ready A4 material list.

01 — How to Use

How do you use this tool?

  1. Pick the material variant: twin-bar mesh (default), wood pickets, WPC privacy profiles, or chain-link mesh. Each variant brings its own material list.
  2. Enter the geometry: fence length in m, height in mm, post axis spacing (default 2520 mm = DACH-region standard). On slope terrain set the gradient in percent — from 5 % axis spacing is reduced, from 10 % +10 cm extra post depth.
  3. Gate cutout: enter the number of gates and width per gate — material calculation subtracts gate width before the material list.
  4. On twin-bar mesh: toggle the WPC privacy strips option. The formula (panel height / 200) × length / axis spacing yields strip count plus clips.
  5. Pick the concrete mode (4-L rule of thumb, cuboid 30×30×80 cm, or cylinder Ø 30 cm × 80 cm), set wastage 0–25 % (default 10 %), copy the material list or download as A4/Letter/A5 PDF.

What does this calculator do?

The fence calculator gives you post count, material list per variant, concrete need for the foundations, and a print-ready A4 material list for your trip to the building supplier. It knows four material variants in one tool — wood pickets, twin-bar mesh panels, WPC privacy profiles, and chain-link mesh — and automatically reduces post spacing on slope terrain. All computations run locally in the browser. No upload, no tracking, no data leaves your device.

Five differentiating features no other online tool offers together: slope correction for post spacing and depth (gradient slider 0–30 %); multi-variant selector for four materials in one tool instead of four separate calculators; WPC privacy strips add-on for twin-bar mesh per industry-standard formula; affiliate-free and no login with a clear trust statement “we do not link any DIY store”; and print-ready PDF material list as A4, Letter or A5 for offline purchasing.

We do not link any shop. You get a pure material list for your own purchasing research — no “buy now” buttons, no tracking parameters, no cookies. Five of seven major competitor tools are embedded in a shopping-cart funnel or behind an ad-wall. Not here: you plan, we calculate, you find the cheapest or nearest supplier yourself.

Which four variants does the calculator know?

VariantPost axis spacingPrivacyMaintenancePrice indicator
Twin-bar mesh2.52 moptional (WPC strips)very lowmedium
Wood pickets2.0–2.5 mdepending on gapstain every 2–3 yearslow
WPC privacy profiles1.8–2.0 mfullvery lowhigh
Chain-link mesh2.5–3.0 mnonelowvery low

Each variant brings its own material list: wood has pickets + crossbars + screws, twin-bar mesh has panels + clips + post caps, WPC has profiles + U-rails + end caps, chain-link has wire roll + tension wire + turnbuckles. The UI dispatches the display, the runtime computes per path.

How does the slope correction work?

Up to 5 % gradient everything stays as on flat ground: standard 2.52 m axis spacing, 80 cm post depth (DACH frost line), flat mounting. As soon as the gradient exceeds 5 %, the geometry tilts: the panels sit askew, the posts lose earth pressure. Three thresholds:

GradientRecommended axis spacingExtra post depthMounting
≤ 5 %2.52 m (standard)flat
5–10 %2.40 mangle-cut
10–15 %2.00 m+10 cmstepped
> 15 %1.80 m+10 cmstepped mandatory

Example: 20 m fence, 12 % gradient → axis spacing 2.00 m → 10 bays → 11 posts, each 90 cm deep instead of 80 cm. Without slope correction 8 posts would have too little earth pressure and wobble in the first two years through the freeze-thaw cycle. This is the number-one complaint in DACH forums — Reddit, DIY communities and ask-an-architect threads have dozens of complaint posts “my fence is tilting after a year”.

How do WPC privacy strips work with twin-bar mesh?

Twin-bar mesh plus WPC strips is the 2026 trend combo: the panels provide stability, the strips close the 5×20 cm mesh openings for full privacy. Industry-standard formula:

Strip count = (panel height in mm / 200) × panel length in m / post axis spacing in m

At 1830 mm standard panel height, 20 m length and 2.52 m axis spacing: (1830 / 200) × (20 / 2.52) = 9.15 × 7.94 ≈ 72.6 → ceil = 73 strips plus 73 clips. With top+bottom mounting the clips double to 146. Standard tools only count panels without a strips module or offer WPC only as separate profiles — the combo calculation is missing everywhere.

What does the tool NOT compute?

Intentionally left out to keep scope and liability clear:

  • No material prices / €-per-m estimate. Prices vary regionally and seasonally; a material list yes, a price no.
  • No affiliate / shop links. Brand-hard-cap. No “buy at …” button.
  • No 3D visualisation or drag-drop planner. Refined minimalism, blows the pure-client bundle and delivers no measurable benefit.
  • No building-authority advisor / permit check. Jurisdiction-specific and dynamic — trap for a web tool.
  • No wind/structural loads. Engineering territory. For fences above 2 m height or special designs involve a structural engineer.
  • No gabion mode. Phase 1 keeps scope lean — a dedicated gabion calculator sibling tool follows when demand is proven.

For the foundations: Concrete calculator for larger point or strip foundations beyond the four modes here. For wood pickets: Lumber calculator for volume, running metres and weight of pickets and crossbars. For adjacent tasks: Masonry calculator for masonry fence socles, Wall paint calculator for the coating of exposed-concrete socles, Roof area calculator for adjacent shed roofs or carports.

Phase-2 tools after evaluating first search-query data: gabion calculator (stone volume instead of material list), gate-detail mode (sliding gate vs. swing gate), extended privacy mode (HPL panels, bamboo mats).

What are the frequently asked questions?

The frontmatter of this page contains nine FAQ entries with schema.org/FAQPage markup, fed from top-Google “people also ask” patterns for fence topics. The answers address the questions in the first ten words directly — voice-search optimised for smart speakers and AI search assistants.

Last updated:

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