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Fence Calculator

Calculadora de cerca metálica ornamental

Calcula paneles de aluminio o acero decorativo, postes de empotrar o con brida, herrajes y portones con precisión profesional.

Calculadora de vallas

Introduce tus datos. Cada resultado se actualiza al instante y muestra su fórmula.

pies
Ajustes avanzados
Precios locales (opcional)

Introduce tus propios precios locales para ver una estimación de coste. Déjalo en blanco para omitirlo.

Presupuestos guardados

Aún no hay presupuestos guardados.

Introduce la longitud de tu valla para ver el desglose completo de materiales y costes.

Descripción general

Las cercas metálicas ornamentales aportan la elegancia histórica del hierro forjado con aleaciones de aluminio o acero galvanizado con pintura en polvo anticorrosión.

Son ampliamente usadas para perimetros de piscinas, fincas y jardines residenciales que buscan maxima seguridad y elegancia sin tapar la vista.

Supuestos

  • Sections are 6ft or 8ft wide pre-assembled powder-coated metal panels.
  • Posts are 2x2 inch or 2.5x2.5 inch square metal tubing set in concrete or surface flanged.
  • Hardware packages include 4 mounting brackets and self-tapping stainless screws per panel.
  • Picket spacing complies with standard 4-inch sphere building safety codes.

Errores comunes

  • No verificar la normativa de seguridad para piscinas antes de ordenar la altura y distancia entre barrotes.
  • Instalar postes fuera de plomo imposibilitando empernar los paneles rígidos en sus escuadras.
  • No retocar arañazos en la pintura en polvo dejando expuesto el metal a la intemperie.
  • Usar anclajes con brida atornillada sobre soleras de concreto delgadas o fisuradas.

Fórmulas de cálculo de vallas

La misma matemática que aplica la calculadora, en lenguaje sencillo. Nada es una caja negra.

  • Tramos

    sections = max(ceil(effective run / post spacing), 1)

  • Conteo de postes

    posts = (sections + 1) along the run, minus named corner and end posts already placed, plus 2 gate posts per gate

  • Tramo efectivo

    effective run = total length - sum of gate widths

  • Conteo de travesaños

    total rails = sections x rails per section

  • Conteo de pickets

    pickets = ceil(run in inches / (picket width + gap)); total = ceil(raw x (1 + waste %))

  • Paso board-on-board

    pitch = picket width - 1 in overlap

  • Conteo de paneles

    full panels = floor(run / panel width); add 1 cut panel if the remainder is over 0.01 ft; total = ceil(raw x (1 + waste %))

  • Volumen de hormigón

    per-hole = pi x (diameter / 2)^2 x depth; total = per-hole x posts; bags = ceil(total / bag yield)

  • Tramo ajustado por pendiente

    slope run = effective run / cos(atan(slope % / 100)); shown alongside, counts use the flat run

  • Coste

    materials = (posts x post price + rails x rail price + infill x unit price + 60 lb bags x bag price) x regional multiplier; labor = effective run x labor per ft x terrain multiplier x regional multiplier; installed total = materials + gate hardware + removal + permit + labor

Cada número que muestra la calculadora sale de estas fórmulas aplicadas a tus datos.

Guías detalladas

Guía de compra

The ornamental metal fence calculator works out panel counts, posts and bracket hardware for decorative aluminum or powder-coated steel fencing sold in pre-assembled sections, commonly 6 or 8 feet wide. Because panels bolt into brackets mounted on the posts rather than flexing to fit an arbitrary gap, post spacing has to match the panel width the manufacturer ships, which is the same constraint the plainer aluminum fence calculator works under for simpler ornamental aluminum runs. Posts themselves, whether square aluminum or steel tube, are set the same way any fence post on this site is sized, and the fence post calculator is a useful cross check if you want to compare the post count here against a plain picket or panel layout.

Ornamental metal is a common choice for pool enclosures because the open picket style satisfies sightline preferences while still meeting a barrier requirement, but the height and gap rules that make a barrier compliant, commonly a minimum around 48 inches with no opening wide enough for a 4 inch sphere, are set locally rather than by any calculator. The pool fence code compliance guide walks through what most US jurisdictions check, and the pool fence calculator is the more direct tool when the project is specifically a pool barrier rather than a general perimeter. Driveway and walk gates in an ornamental run need their own heavier posts to carry the swing and latch hardware; the fence gate calculator and the gate post calculator size those separately from the line post count here.

Posts in an ornamental run, whether anchored in concrete footings or surface mounted to an existing patio with flange plates, need to be set plumb before panels go in, since rigid pre-welded panels will not forgive a leaning post the way a built on site picket fence can. Choosing between aluminum and steel ornamental sections mainly affects weight, rust resistance and price rather than the panel math itself; the chain link fence calculator is worth running alongside this one for anyone comparing an open ornamental look against plain chain link on the same budget. Before setting posts anywhere near a property boundary, the property line and setback guide covers how setback rules and surveyed lines affect exactly where posts can go, which matters more for a permanent bolted panel system than for a fence that can be adjusted later.

Decorative metal panels sit at the higher end of per foot pricing among fence materials, so the aluminum vs wood vs vinyl vs chain link cost comparison and the broader fence materials guide are useful reading before ordering panels, since both cover where ornamental metal lands against the more common residential materials. The metal fence calculators hub links out to the plainer aluminum and chain link tools, along with the chain link post calculator, for anyone still deciding between a fully ornamental system and a simpler metal fence for the same run. Powder coating quality is the main factor in how long an ornamental system looks new, and a properly coated galvanized or aluminum section commonly holds up for decades with nothing more than occasional washing, which is part of why the material costs more per foot up front than chain link.

Rackable panels, which allow the horizontal rails to pivot slightly within the picket sleeves, are what make ornamental metal workable on sloped ground, typically up to 20 or 30 degrees of grade depending on the manufacturer, while keeping each picket plumb rather than following the slope's angle the way a solid panel would. Not every ornamental product line offers a rackable option, so this is worth confirming before a slope is involved in the layout, since a non-rackable panel on sloped ground either leaves a triangular gap under the lowest point or forces a stepped installation with more individual panel sections than a flat run of the same length would need. Stepping changes the panel count this calculator would otherwise return, since each step is effectively its own shorter panel run rather than one continuous length, so slope should be identified and discussed with the panel supplier before the post layout is finalized.

Surface-mounted posts, using welded base plates or flange shoes bolted into an existing concrete patio or wall cap, are a common alternative to posts set in their own footing, particularly for a short ornamental run along a pool deck. That approach depends entirely on the existing concrete being thick and sound enough to hold the anchors, commonly a minimum of about 4 inches of reinforced slab, and a thin or cracked patio edge is not a reliable anchor point regardless of how good the hardware is. Where the existing concrete is marginal, a post set into its own footing next to the slab, rather than bolted to the slab itself, is usually the safer approach, and this calculator's post count treats both mounting methods the same way since the difference is in the anchoring hardware rather than the number of posts needed.

Preguntas frecuentes

¿Cual es la diferencia entre aluminio y acero ornamental?

El aluminio es completamente inmune al oxido y ligero, ideal para piscinas. El acero es mas pesado y resistente ante impactos mecánicos.

¿Cumplen estas cercas la normativa para piscinas?

La mayoría de modelos cumplen si tienen al menos 48 o 54 pulgadas de alto y una separación entre barrotes inferior a 4 pulgadas.

¿Como se unen los paneles metálicos a los postes?

Mediante escuadras metálicas de fijación atornilladas con tornillos autoperforantes de acero inoxidable pintados a tono.

¿Se pueden colocar paneles ornamentales en pendientes?

Si, los paneles articulables (rackables) permiten inclinar los rieles hasta 20 o 30 grados manteniendo los barrotes verticales.

¿A que profundidad se fijan los postes en tierra?

Deben empotrarse de 24 a 36 pulgadas de profundidad en cilindros de concreto de al menos 6 a 8 pulgadas de diámetro.

¿Se pueden atornillar sobre una terraza de concreto existente?

Si, mediante postes con pletina de base soldada fijados con anclajes de expansión para concreto de al menos 4 pulgadas de espesor.

¿Que anchura tienen los portones ornamentales de vehículos?

Los portones simples suelen medir 10 a 12 pies; los portones dobles van desde 12 hasta 20 pies de apertura útil.

¿Cuanto dura el recubrimiento de pintura en polvo?

Un buen acabado de poliester termoendurecido sobre metal galvanizado dura de 20 a 30 años sin descascararse ni perder brillo.