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POLYMETAL supplies Garrison Steel Picket Fencing as a matched tubular system engineered for straight-line presentation, repeatable installation, and long-term stability in public-facing and higher-security perimeters. Instead of selling “panels only,” POLYMETAL controls the full system geometry—panel size, rail frame, picket profile, picket count, post pairing, and finish—so installers avoid on-site improvisation that creates visible waves, rattles at joints, and acceptance failures. For projects that also need smarter base stability planning around temporary perimeters, this quick reference on temp fence blocks fits naturally into the same “system-first” mindset: Temp Fence Blocks: 7 Powerful Tips.

Visual Reference: Garrison Steel Picket Fencing

Product Description: POLYMETAL Garrison Steel Picket Fencing

Garrison Steel Picket Fencing is selected when a project needs a strong security feel with a clean, modern “wrought-iron style” appearance. POLYMETAL panels are built from heavy-duty welded tubular frames and pickets, designed for longevity and consistent presentation across long runs.

This fencing style is especially suited to public areas where visual quality matters as much as perimeter control—industrial sites, commercial properties, stations, schools, parks, and residential communities—because it provides strong anti-intrusion performance while looking more professional than many conventional fence types.

POLYMETAL panels are commonly supplied in 2400mm or 2450mm widths, with fence heights typically ranging from 1200mm to 2400mm for standard perimeter work. Rail frame options include 40×40mm, 45×45mm, and 50×50mm, paired with picket options such as 16×16mm, 25×25mm, and 30×30mm.

Picket density is one of the biggest “hidden cost levers”: typical builds use 16 pickets (about 115mm gap), 17 pickets (about 108mm gap), or 18 pickets (about 100mm gap). Denser pickets improve visual tightness and rigidity, but the real stability comes from the complete pairing of rail thickness, picket thickness, and correct post size and wall thickness.

Post planning is where straight fence lines are either won or lost. POLYMETAL post options include 60×60mm, 65×65mm, 75×75mm, 80×80mm, and 100×100mm, with wall thickness options of 1.6mm, 2.0mm, and 2.5mm.

Specifications: Garrison Steel Picket Fencing

Table 1:Garrison Steel Picket Fencing  Core Panel Builds (2400mm / 2450mm) — Common Project Configurations

Fence HeightFence WidthRail FrameRail ThicknessUpright (Picket)Upright ThicknessUpright Qty (Gap)Upright Spacing TargetPost OptionPost WallPost Height (Panel+600)
1200mm2400mm40×40mm1.60mm16×16mm0.80mm16 pcs (~115mm)100mm60×60mm1.6mm1800mm
1200mm2450mm45×45mm2.00mm25×25mm1.00mm17 pcs (~108mm)100mm65×65mm2.0mm1800mm
1500mm2400mm40×40mm2.00mm25×25mm1.00mm18 pcs (~100mm)100mm65×65mm2.0mm2100mm
1500mm2450mm45×45mm2.50mm25×25mm1.20mm18 pcs (~100mm)100mm75×75mm2.0mm2100mm
1800mm2400mm40×40mm2.00mm25×25mm1.20mm17 pcs (~108mm)100mm75×75mm2.0mm2400mm
1800mm2450mm45×45mm2.00mm25×25mm1.20mm18 pcs (~100mm)100mm80×80mm2.0mm2400mm
1800mm2450mm50×50mm2.50mm30×30mm2.00mm18 pcs (~100mm)100mm80×80mm2.5mm2400mm
2100mm2400mm45×45mm2.50mm25×25mm1.20mm18 pcs (~100mm)100mm80×80mm2.0mm2700mm
2100mm2450mm50×50mm2.50mm30×30mm2.00mm18 pcs (~100mm)100mm100×100mm2.0mm2700mm
2400mm2450mm50×50mm3.00mm30×30mm2.00mm18 pcs (~100mm)100mm100×100mm2.5mm3000mm

Table 2:Garrison Steel Picket Fencing Rail Frame & Thickness Control (Stopping Flex, Rattle, and “Wave Lines”)

Fence HeightFence WidthRail FrameRail ThicknessUprightUpright ThicknessUpright QtyUpright SpacingPost OptionPost WallPost Height (Panel+600)
1200mm2400mm40×40mm1.60mm16×16mm0.80mm18 pcs100mm60×60mm1.6mm1800mm
1200mm2450mm45×45mm2.00mm25×25mm1.00mm18 pcs100mm65×65mm2.0mm1800mm
1500mm2400mm40×40mm2.00mm25×25mm1.00mm17 pcs108mm65×65mm2.0mm2100mm
1500mm2450mm45×45mm2.50mm25×25mm1.20mm17 pcs108mm75×75mm2.0mm2100mm
1800mm2400mm40×40mm2.50mm25×25mm1.20mm16 pcs115mm75×75mm2.0mm2400mm
1800mm2450mm45×45mm2.00mm25×25mm1.20mm17 pcs108mm80×80mm2.0mm2400mm
1800mm2450mm50×50mm2.50mm30×30mm2.00mm18 pcs100mm80×80mm2.5mm2400mm
2100mm2400mm50×50mm2.50mm30×30mm2.00mm18 pcs100mm100×100mm2.0mm2700mm
2100mm2450mm50×50mm3.00mm30×30mm2.00mm18 pcs100mm100×100mm2.5mm2700mm
2400mm2450mm50×50mm3.00mm30×30mm2.00mm18 pcs100mm100×100mm2.5mm3000mm

Table 3: Upright Density (16 / 17 / 18) — Appearance vs Gap Discipline

Fence HeightFence WidthRail FrameRail ThicknessUprightUpright ThicknessUpright QtyApprox. GapSpacing TargetPost OptionPost Height (Panel+600)
1200mm2400mm40×40mm1.60mm16×16mm0.80mm16 pcs~115mm100mm60×60mm1800mm
1200mm2450mm45×45mm2.00mm25×25mm1.00mm17 pcs~108mm100mm65×65mm1800mm
1200mm2450mm45×45mm2.00mm25×25mm1.00mm18 pcs~100mm100mm65×65mm1800mm
1500mm2400mm40×40mm2.00mm25×25mm1.00mm16 pcs~115mm100mm65×65mm2100mm
1500mm2450mm45×45mm2.50mm25×25mm1.20mm17 pcs~108mm100mm75×75mm2100mm
1500mm2450mm45×45mm2.50mm25×25mm1.20mm18 pcs~100mm100mm80×80mm2100mm
1800mm2400mm40×40mm2.00mm25×25mm1.20mm16 pcs~115mm100mm75×75mm2400mm
1800mm2450mm45×45mm2.00mm25×25mm1.20mm17 pcs~108mm100mm80×80mm2400mm
1800mm2450mm50×50mm2.50mm30×30mm2.00mm18 pcs~100mm100mm80×80mm2400mm
2100mm2450mm50×50mm2.50mm30×30mm2.00mm18 pcs~100mm100mm100×100mm2700mm

Table 4: Post Strength Pairing (Stop Leaning + Long-Run Drift)

Fence HeightFence WidthRail FrameRail ThicknessUprightUpright ThicknessUpright QtyPost SizePost WallSpacing TargetPost Height (Panel+600)
1200mm2400mm40×40mm1.60mm16×16mm0.80mm16 pcs60×60mm1.6mm100mm1800mm
1200mm2450mm45×45mm2.00mm25×25mm1.00mm17 pcs65×65mm2.0mm100mm1800mm
1500mm2400mm40×40mm2.00mm25×25mm1.00mm18 pcs65×65mm2.0mm100mm2100mm
1500mm2450mm45×45mm2.50mm25×25mm1.20mm18 pcs75×75mm2.0mm100mm2100mm
1800mm2400mm40×40mm2.00mm25×25mm1.20mm17 pcs75×75mm2.0mm100mm2400mm
1800mm2450mm45×45mm2.00mm25×25mm1.20mm18 pcs80×80mm2.0mm100mm2400mm
1800mm2450mm50×50mm2.50mm30×30mm2.00mm18 pcs80×80mm2.5mm100mm2400mm
2100mm2400mm50×50mm2.50mm30×30mm2.00mm18 pcs100×100mm2.0mm100mm2700mm
2100mm2450mm50×50mm2.50mm30×30mm2.00mm18 pcs100×100mm2.5mm100mm2700mm
2400mm2450mm50×50mm3.00mm30×30mm2.00mm18 pcs100×100mm2.5mm100mm3000mm

Table 5: Finish, Treatment, Packing, Documents (Project Delivery Control)

Fence HeightFence WidthRail FrameRail ThicknessPost SizePost WallPost Height (Panel+600)SurfacePowder ThicknessPanel PackingDocuments (AU)
1200mm2400mm40×40mm1.60mm60×60mm1.6mm1800mmGalv + Powder≥80µmBubble film + metal palletPKD + CO within 7 days
1200mm2450mm45×45mm2.00mm65×65mm2.0mm1800mmGalv + Powder≥80µmBubble film + metal palletPKD + CO within 7 days
1500mm2400mm40×40mm2.00mm65×65mm2.0mm2100mmGalv + Powder≥80µmBubble film + metal palletPKD + CO within 7 days
1500mm2450mm45×45mm2.50mm75×75mm2.0mm2100mmGalv + Powder≥80µmBubble film + metal palletPKD + CO within 7 days
1800mm2400mm40×40mm2.00mm75×75mm2.0mm2400mmGalv + Powder≥80µmBubble film + metal palletPKD + CO within 7 days
1800mm2450mm45×45mm2.00mm80×80mm2.0mm2400mmGalv + Powder≥80µmBubble film + metal palletPKD + CO within 7 days
1800mm2450mm50×50mm2.50mm80×80mm2.5mm2400mmGalv + Powder≥80µmBubble film + metal palletPKD + CO within 7 days
2100mm2400mm50×50mm2.50mm100×100mm2.0mm2700mmGalv + Powder≥80µmBubble film + metal palletPKD + CO within 7 days
2100mm2450mm50×50mm2.50mm100×100mm2.5mm2700mmGalv + Powder≥80µmBubble film + metal palletPKD + CO within 7 days
2400mm2450mm50×50mm3.00mm100×100mm2.5mm3000mmGalv + Powder≥80µmBubble film + metal palletPKD + CO within 7 days

Applications

POLYMETAL Garrison Steel Picket Fencing is widely used for villas, parks, industrial plants, gardens, road isolation zones, schools, stations, residential communities, public facilities, and commercial boundaries where the fence must look professional while providing dependable access restriction and intrusion resistance.

Benefits

A correctly specified garrison system delivers an attractive high-security perimeter with lower long-term maintenance. Larger rail frames reduce flex and rattle, controlled picket density improves both the “security feel” and gap discipline, and correct post pairing prevents leaning and wave lines over long runs. Powder coating improves corrosion resistance and appearance retention, while anti-tamper fasteners can reduce unauthorised removal risk on public-facing sites. For a practical reference on panel service and supply scope, you can link naturally here: garrison fencing panels services.

Packing Garrison Steel Picket Fencing

Panels are protected and palletized to reduce rub marks and corner damage that can ruin appearance before installation. Posts are separated and wrapped to reduce scuffing, and accessories are packed in organized sets to prevent missing-part delays that force on-site improvisation.

Standard and Documents

POLYMETAL can manufacture garrison systems to meet project requirements by controlling panel geometry, rail and picket selection, post pairing, and finish targets. After shipment, documents can be supplied as a standard export set including packing list, commercial invoice, and bill of lading copy/draft for telex release workflow. For Australia deliveries, PKD (Packing Declaration 2016) and Certificate of Origin can be provided within 7 days after vessel departure.

Top 28 Buyer Warnings for Garrison Steel Picket Fencing (Especially #21)

WARNING #1: Buying by “height × width” and ignoring rail thickness

Two panels can share the same outer size but behave like different products if rail thickness is lighter. Thin rails rack out of square during handling and your fence line starts to look wavy under normal contact.

WARNING #2: Choosing 40×40 rails for a perimeter that needs 45×45 or 50×50

40×40 can suit lighter boundaries, but higher-density areas often require bigger rails to resist flex and vibration. Under-sized rails force installers to “fight” alignment, which damages coating and creates noisy joins.

WARNING #3: Treating rail thickness as a tiny cost detail

1.60mm vs 2.00mm vs 2.50mm vs 3.00mm changes rigidity and long-run stability. Under-spec thickness and you invite a fence that loosens over time and feels weak even if it looks good on day one.

WARNING #4: Picking picket size for appearance only

Small pickets can look neat but may vibrate and dent more easily on busy edges. Picket size must match real contact level and handling abuse, not just aesthetics.

WARNING #5: Ignoring picket thickness and inviting permanent bends

Thin pickets can bend during unloading or stacking and never look straight again. A single bent picket becomes obvious across an entire frontage and triggers “cheap fence” complaints.

WARNING #6: Choosing picket density without deciding the final look

16 pickets creates a more open appearance; 18 pickets is visually tighter and often feels more rigid. Decide late and you pay twice—once for the wrong panels, again for replacements.

WARNING #7: Mixing 16/17/18 picket layouts across one project

Even with the same colour, spacing differences are immediately visible. That inconsistency is a common reason for complaints on commercial and public-facing sites.

WARNING #8: Calling it “100mm spacing” without locking picket count and final gap

Factories build by picket count and jig positions. If you do not lock the exact layout, “100mm” can turn into a delivered gap that looks wrong across long runs.

WARNING #9: Treating post size like an accessory

Posts are the backbone of straightness. Weak posts create drift and waves even when panels are strong, because the fence line moves bay by bay.

WARNING #10: Using 60×60 posts where 75×75 or 80×80 is required

Long runs and higher fences need stiffer posts. If posts are too small, the line develops a “snake” look and installers spend time re-tightening with little improvement.

WARNING #11: Under-specifying post wall thickness

1.6mm walls can twist under tension and weather cycles. 2.0mm or 2.5mm walls resist rotation and help keep panels aligned—especially on higher fences.

WARNING #12: Skipping the “panel height + 600mm” post height rule

If posts are too short, embedment depth is shallow and the fence leans over time. Leaning often appears after the site settles—exactly when rework is most painful.

WARNING #13: Mixing post sizes within the same run

Different post stiffness means different movement. That creates waves: some bays stay straight while others drift, and the fence looks inconsistent.

WARNING #14: Forgetting corners and end posts are load points

Movement often starts at the ends and corners. If these points are not strengthened, the fence line loosens progressively across the whole perimeter.

WARNING #15: Garrison Steel Picket Fencing  Assuming welding “looks fine” without controlling weld stability

Weld issues often show up after vibration and temperature cycling, not on the pallet. Weak welds create rattles, loose pickets, and early failure points.

WARNING #16: Choosing a weld style without matching it to jig control

Direct-weld pickets and through-rail pickets both require stable jigs. If jig tolerances drift, pickets don’t line up and the fence looks uneven when installed.

WARNING #17: Thinking powder coating is “all the same”

Powder quality, cure control, and thickness decide real lifespan. Cheap coating scratches during install and chalks early, turning new fences into tired-looking boundaries.

WARNING #18: Ignoring surface preparation that decides adhesion

Poor pretreatment causes peeling and edge lift, especially at welds and corners. Once coating fails, corrosion starts and the fence ages fast.

WARNING #19: Missing the minimum powder thickness control

Below-target powder thickness scratches easily and loses visual quality quickly. On public-facing sites, this becomes a complaint and replacement trigger.

WARNING #20: Choosing colour without controlling batch consistency

Even “black” varies in gloss and shade across batches. Mixed finish batches create visible lines and inconsistent appearance on long frontages.

WARNING #21: The painful loss—when the installed fence fails acceptance expectations and triggers rework

This is the budget killer. The fence may look fine during early install, then posts lean, panels rattle, spacing looks inconsistent, and the line fails acceptance expectations.

The result is rework, extra labour, delayed handover, and downtime that costs far more than saving a small amount per panel.

The fix is strict system control: rail size and thickness, picket size/thickness/density, post size/wall/height, finish targets, and accessories must be locked as one specification.

WARNING #22: Ordering 2400mm panels where 2450mm site set-out is required

Wrong width forces ugly fixes—extra posts, filler gaps, or uneven bays. Those fixes become weak points and visual defects.

WARNING #23: Ignoring environment that punishes weak coating

Coastal air, wet ground, and frequent cleaning accelerate wear. If you don’t match finish to environment, the fence ages early and looks “old” fast.

WARNING #24: Ordering different batches with small geometry changes

Small changes in rail length or picket location break system compatibility. Panels stop matching, and the fence line shows visible steps and uneven gaps.

WARNING #25: Treating fasteners as standard when anti-tamper is required

If anti-tamper fasteners are not supplied where needed, unauthorised removal becomes easier. That turns a “secure look” into a real security risk.

WARNING #26: Buying gates without matching the panel system

Gates that don’t match height, post size, hinge logic, or finish become the first failure point. Mis-matched gates force on-site modifications that weaken the perimeter.

WARNING #27: Underestimating packing and transport damage

Rub marks, scratched coating, and bent corners often happen before installation. That damage becomes immediate complaints and early replacement cost.

WARNING #28: Buying panels only instead of a complete system plan

A professional fence line is panels + posts + fixings + corner strategy + finish control. Panels alone create improvisation, and improvisation creates weak points.

FAQs Garrison Steel Picket Fencing

FAQ 1: What sizes are common for garrison steel picket fencing panels?

Common heights include 1200mm, 1500mm, 1800mm, 2100mm, and 2400mm, with widths of 2400mm or 2450mm depending on site set-out.

FAQ 2: Which rail frame should I choose: 40×40, 45×45, or 50×50?

40×40 suits lighter boundaries, 45×45 is a strong general upgrade, and 50×50 is preferred for heavier-duty runs and higher straight-line expectations.

FAQ 3: How many pickets should I specify?

Typical layouts include 16 pcs (~115mm gap), 17 pcs (~108mm gap), or 18 pcs (~100mm gap). Denser layouts look tighter and often feel more rigid.

FAQ 4: What is the post height rule for stability?

A practical rule is post height = panel height + 600mm to support stable embedment and reduce leaning over time.

FAQ 5: What post sizes are common?

Common options include 60×60, 65×65, 75×75, 80×80, and 100×100 with wall thickness options like 1.6mm, 2.0mm, and 2.5mm.

FAQ 6: Can you supply colors other than black?

Yes. Black is common for industrial perimeters, and other colors can be supplied when specified to match project requirements.

FAQ 7: How is the fencing packed for shipping?

Panels are palletized and protected to reduce rub damage, posts are separated and wrapped, and accessories are packed in complete sets to prevent missing parts and installation delays.

FAQ 8: What installation style options exist for pickets?

Garrison Steel Picket Fencing Come with Two common types are pickets directly welded to rails, or pickets passed through rails and then welded for a different visual and structural outcome.

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