Aluminum and ornamental fences for Noblesville yards, pools and open-style neighborhoods

Aluminum, steel or wrought iron: three metals that look alike from the street

True wrought iron is hand-forged and now rare in residential work; most of what people call wrought iron today is welded steel tubing. Steel ornamental fencing is strong and rigid, and for security or heavy impact it has the edge. Its weakness is rust. Once the coating chips at a weld, a scratch or the bottom of a post, moisture reaches the steel, and in a central Indiana climate of wet springs, freeze-thaw winters and road salt, that spot keeps spreading.

Aluminum gives up some rigidity in exchange for a metal that does not rust at all. It oxidizes, but that thin oxide layer protects the surface instead of eating through it. A scratched aluminum picket may look dull at the scratch; it will not bleed orange streaks down the panel. For most homes, where the job is marking a boundary, enclosing a pool or keeping a dog in, aluminum carries the look of iron with far less upkeep. Steel still earns its place on estate gates, perimeters that need real security, and driveways where a vehicle might hit the fence.

Residential, commercial and industrial grades

Manufacturers sort aluminum fencing into grades by the size and wall thickness of the posts, rails and pickets. The names vary by brand, but the pattern holds:

• Residential grade: lighter pickets and rails, suited to yards, gardens and most pool enclosures where nobody leans a ladder against it.
• Commercial or heavy residential grade: thicker pickets and larger rails that resist kids hanging on them, big dogs, and bumps from mowers and wheelbarrows.
• Industrial grade: heavy profiles for apartment pools, parks, schools and properties with real traffic.
• Posts and gate frames often step up a grade even on a residential fence, because that is where loads concentrate.

Picket and rail styles, and what each one changes

Style choice is not only about looks. The top of the picket, the number of rails and the picket spacing all affect climbability, dog containment and how well the fence meets a pool rule or an association guideline.

• Flat top: pickets stop under the top rail, giving a clean line that is friendly to kids and easy to look over.
• Pressed spear top: pickets pass through the top rail and end in a pinched point, the most traditional ornamental look.
• Finials: decorative caps such as spears, quads or balls fastened to the picket tops, adding cost and a more formal look.
• Two-rail versus three-rail: a third rail stiffens the panel and is common on taller fences; the rail position also matters for climbing.
• Puppy pickets: extra short pickets between the main ones along the bottom, closing gaps a small dog or rabbit could slip through.
• Arched and flared sections: panels and gates that rise or dip in a curve, usually used to frame an entry walk.

Following the slope: rackable panels versus stepped panels

Hamilton County is mostly flat, but almost every yard has a fall somewhere: a swale behind the house, a drop toward a pond, or a mound left by grading. Ornamental panels handle grade in one of two ways.

Rackable panels have pickets that pivot slightly at the rail connections, so the whole panel can lean into a parallelogram that follows the ground while the pickets stay plumb. On gentle, steady slopes this keeps the bottom rail at an even height above grade and leaves no triangular gaps. Each product has a limit to how far it racks, and steeper ground goes beyond it.

Stepped panels stay square and drop down the hill in stair steps from post to post. The look is more formal and works on steep or uneven ground, but each step leaves a triangle under the panel. For a dog or a pool barrier, those gaps have to be addressed with grading, puppy pickets or a different layout. A good contractor walks the line with a level before choosing one approach.

Pool fences: self-closing, self-latching gates and barrier rules

Aluminum is one of the most popular materials for pool enclosures because it is open to view, corrosion resistant near splashing water and chemicals, and comes in configurations designed for barrier rules. Pool barrier requirements are set by the code adopted for the address, and they cover topics like these:

• Overall barrier height, measured on the side away from the pool.
• Gaps between pickets and between the bottom of the fence and the ground.
• Horizontal members that a child could use as footholds to climb.
• Gates that swing outward, away from the pool, and close themselves from any open position.
• Latches that engage on their own and sit high enough, or on the pool side, that a small child cannot reach them.
• Nearby objects such as planters, AC units or furniture that could be pushed against the fence and climbed.

The actual figures for each of these come from the adopted code, so the contractor and the local building department set them for your yard -- not a product brochure. Gate hardware matters most: spring-loaded hinges with adjustable tension and a magnetic, gravity-assisted latch hold up far better than a basic hook. A pool gate has to swing shut and latch from any point, on a calm day and a windy one, and that needs checking every season, because hinge tension drifts. Pool enclosures typically need a permit and an inspection. If the association also has a say, apply to both before ordering material.

Corrosion, coatings and the small details that fail first

Aluminum itself does not rust, so the finish is what wears. Better products use a multi-step pretreatment before a polyester powder coat is baked on, which keeps the paint gripping the metal instead of flaking or chalking. A cheaper finish can blister at cut edges and screw holes within a few seasons.

Watch the fasteners. Plain steel screws in aluminum rails rust and stain, and dissimilar metals in contact can corrode each other where water sits. Stainless or coated fasteners matched to the system avoid that. Along driveways and walks, de-icing salt splashes onto the lower rails every winter; a rinse in spring keeps salt crust from attacking the coating. Field cuts made during install should be touched up with matching paint the day they are made.

Setting posts for ornamental panels

Ornamental panels come in fixed widths, which means post spacing has to be exact. On a wood fence a carpenter can trim a rail to fit; on aluminum, a post set a little long or short leaves a panel that will not fit, or one that has to be cut and refitted. Installers often set each post as they go, using the actual panel as the spacer, rather than setting every post first.

Posts go in concrete footings that reach below the frost line for a central Indiana winter, with the required depth confirmed with the local building department. Heavy clay that heaves in winter will push a shallow post upward, and with ornamental panels even a small rise shows as a crooked top rail. Around an existing pool deck or patio, posts may be core-drilled into concrete or surface-mounted on base plates instead. The digging, locates through Indiana 811 and general sequence are covered on the fence installation page.

Subdivisions that ban privacy fences

Many Hamilton County associations limit or prohibit solid fences, especially on lots that back to ponds, golf course edges, common greenspace or trail corridors. The goal is to keep sightlines open. Ornamental aluminum is often the style these rules are written around, sometimes with a required color, height and picket top.

Even when aluminum is clearly allowed, submit a drawing showing the fence line, height, style and gate locations, and wait for written approval before ordering. Where chain link is allowed, black vinyl-coated chain link fencing can be a lower-cost open option for rear lines. If the goal is screening and the association allows it, compare vinyl fences instead.

What drives the cost of an aluminum fence

Aluminum usually costs more than chain link and lands near or above vinyl for comparable length, depending on grade and style. The contractor prices it after seeing the yard. These are the drivers:

• Total length, number of corners and ends, and how much the line has to turn.
• Grade of the system, from residential to industrial.
• Height, picket top style, finials, puppy pickets and the number of rails.
• Gates, especially self-closing pool gates and double drive gates with heavier frames.
• Slope, which can mean rackable panels, custom stepping or more cuts.
• Mounting method: soil footings, core drilling into an existing deck, or surface-mount plates.
• Removal of an old fence and haul-away.

What a complete ornamental fence proposal spells out

Look for the product line and grade by name, the height, picket style and rail count, the post sizes, gate count, width and hardware, how slopes will be handled, how posts are set and to what depth requirement, who pulls any permit and handles the association paperwork, and what workmanship coverage applies. For a pool, the proposal should say the fence and gates will be built to the adopted barrier code for the address.

Damaged panels, bent pickets and gates that stopped latching are handled on the fence repair page. For an ornamental project in Noblesville, Carmel, Fishers or elsewhere in the wider Hamilton County service area, Noblesville Fence pairs you with a local residential installer. A sketch of the run, the street address and some pictures can go in through the contact page.

Aluminum and ornamental fences for Noblesville yards — common questions

Related work

Across the metro