If you've ever stood in the shade section of a trade show, you'll know the feeling: everything looks fine until you ask where the posts go. That's when the conversation changes.
Most outdoor shade structures are designed around a simple constraint — posts go at the corners, bracing goes diagonally, and whatever space you were hoping to cover gets interrupted. For a lot of homeowners, that's where the conversation ends. They compromise, or they walk away.
KOEDN® was built for the moment the conversation shouldn't end.
This guide compares the five most common residential shade options available in Queensland — honestly, without the salesroom language. By the end, you'll know which solution solves the problem and which ones just manage it.
iKOE Single — pool shade with no posts in the pool surrounds. Arms extending from boundary.
The five options most homeowners consider
Shade sails are the most common first move. They're low-cost, fast to install, and available at every hardware store. They also have a ceiling — and most homeowners hit it quickly.
The fundamental problem with a sail is attachment. It requires fixing points — posts, walls, or other structures — and those fixing points determine everything: where coverage goes, how much tension the sail can hold, and how long it lasts. In high-wind conditions (which Queensland is), a poorly attached shade sail becomes a problem. In a strong southerly, it becomes a liability.
Shade sails also don't waterproof. They filter UV, which is valuable, but they won't keep a space dry. For anyone wanting year-round use of an outdoor area — through Brisbane's wet season — a shade sail isn't the answer.
Entry-level shade sails: $500–$2,000 installed. Mid-range with quality attachment: $3,000–$5,000. Replacement cycle: 5–8 years in Queensland conditions. The cost of a quality sail over ten years often exceeds a permanent structure.
A pergola offers permanence and aesthetic appeal — but it requires posts at every structural point, including the corners. For a standard pool-surround or driveway cover, that means columns appearing exactly where you don't want them: in the deck, at the edge of the garage door, interrupting the sightline from the house.
Pergolas are also typically timber or aluminium — neither of which matches the structural capability of powder-coated steel rated to Australian Standards. They're rarely engineered for specific wind class requirements, which in Queensland is a meaningful omission.
A well-built timber pergola is a beautiful thing. It's also a maintenance commitment: painting, sealing, replacing members. Over a decade, the 'affordable' pergola begins to look less so.
Flyover roofs — the Colorbond-style structures attached to the fascia of a home — are practical and durable. The trade-off is architectural: they tie the structure to the building, which limits span capability and means any structural issues with the roof become shared problems.
They're also a fixed footprint. If your space is unusual, a flyover roof won't adapt to it. If you ever want to remove or reconfigure, the fascia attachments leave their mark.
For homeowners who want something genuinely bespoke — a design that integrates with the architecture of the home, spans unusual geometry, or responds to a complex constraint — a custom architectural build is the answer. It's also typically $50,000–$150,000, has a six-to-twelve month lead time, and requires a structural engineer, a building designer, and a builder.
The work is excellent. The access is limited. For most Brisbane residential homeowners, a custom architectural build is aspirational rather than practical.
KOEDN sits between these categories deliberately. The engineering is certified to Australian Standards — AS1170.0, AS1170.1, and AS4055 N3 wind class — which means the structure is independently validated for Queensland conditions. The columns go only where they need to, and the arms extend beyond them. That's the cantilever principle: the load is distributed through the structure, not transferred to posts at every corner.
The outcome is coverage in spaces that other structures can't reach. Pool corners with no room for footings. Driveways where a column would block the door. Outdoor rooms where clear sightlines matter.
How the options compare — the honest table
| Option | Post-free span | Waterproof | Wind rated | Low maintenance | Design flexibility |
|---|---|---|---|---|---|
| Shade sail | No — needs anchors | No | Variable | Low — re-tension needed | Limited |
| Pergola | No — corner posts | Option | Varies | Medium — timber maintenance | Moderate |
| Flyover roof | Partial — tied to house | Yes | Generally | High | Low — fixed to building |
| Custom architectural | Yes | Yes | Yes | High | Unlimited — but at cost |
| KOEDN® cantilever | Yes — arms extend beyond columns | Both options | AS4055 N3 certified | High — powder-coat, no timber | High — customisable, pre-designed |
What makes the cantilever system different — the engineering
The reason KOEDN structures can go where others can't is the patented corner system. In a traditional structure, the corner is where the post meets the beam — and the bracing prevents the whole thing from racking sideways. That diagonal bracing is the compromise: it takes up space, limits height clearance, and adds visual noise to the design.
KOEDN's interlocking corner plate distributes the load differently. The column carries the vertical load; the corner plate transfers that to the beam, which extends beyond the column as a cantilever arm. There's no diagonal bracing because the structural integrity comes from the corner connection itself, not from additional geometry.
The practical result: you tell us where columns can go (boundary, fence line, edge of driveway), and the arms reach the rest. Not the other way around.
All KOEDN structures are engineered to AS1170.0 structural design actions, AS1170.1 permanent and imposed actions, and AS4055 N3 wind class rating. In Queensland Wind Design Region B, that means the structure is rated to 187 km/h wind speed. This is independently certified — not a marketing claim.
The materials that back it up
Powder-coated steel — Dulux Protexture
The steel frame is powder-coated using the Dulux Protexture range — a highly mar and scuff-resistant textured finish delivered with warranty-grade advanced durable polyester thermosetting powder. It doesn't chip, fade, or require painting. It's the same coating system used in commercial construction, applied to every KOEDN frame.
Frame colours include Natural White, Surfmist, Shale Grey, Basalt, Monument, Dark Bronze, and Black — all from the Protexture flat range. The Dulux Duralloy range is also available across an extensive palette for those needing an exact colour match.
Shade membrane — Monotec
The shade membrane is Monotec 370 series — an Australian-made shade cloth with fibres saturated in UV-stable pigments (not surface-dyed, which fades). It retains its shape permanently due to the round monofilament yarn construction, meaning no re-tensioning is needed after installation. Shade factor runs from 70% to 88% depending on colour selection, with UV block across all colours in the 84–88% range.
Waterproof membrane — Ferrari Soltis 502
The waterproof option uses Ferrari Soltis Proof 502 PVC membrane. Soltis 502 blocks 100% UV rays, carries a UPF of 50+ across all colours, and uses Precontraint technology — meaning it doesn't stretch over time, so the structure stays perfectly tensioned. The 10-year warranty covers the membrane against UV damage. Available in 40 colours.
Which KOEDN structure is right for your space?
iKOE carport — columns at the boundary, arms spanning the full driveway width. No post in the travel zone.
iKOE Butterfly — dual-direction cantilever covering pool and outdoor area from a single column row.
iKOE Single
Lengths up to 6m, spans up to 6m (curve or square profile). Available as shade or waterproof. Three footing options: bolt-down to existing slab, concrete-free footing, or concrete footing. Ideal for pool shade, single-bay carports, and alfresco areas.
iKOE Multiportal
Modular length configuration — run multiple portals continuously for unlimited length coverage. Spans 2,500–6,000mm. Ideal for long driveways, extended pool boundaries, and large outdoor rooms.
iKOE Butterfly
Dual-directional cantilever from a single column row. Spans up to 10,500mm across both directions. The structure for large poolside areas, dual carport coverage, or outdoor living areas requiring wide reach from a minimal footprint.
LUDA
The premium single-sided cantilever with a four-sided track membrane system for maximum coverage and a distinctly architectural profile. Spans 3,000–6,000mm each direction. Square profile only. The poolside hero.
Alcove
Not cantilevered — but the largest structural coverage option in the range. Multi-bay portal frames spanning 6,500–10,000mm width. Flat or curved roof profiles. For double, triple, and four-bay carport coverage or large outdoor areas.
iKOE Multiportal waterproof — outdoor living year-round. No fascia connection, no compromise on the view.
The question to ask before you decide
The right question isn't 'which shade structure do I want?' It's: where can I put a post, and how far does the structure need to reach from there?
If the post can go anywhere — boundary fence, garden edge, wall — most structures will work. If the post has to go in a specific place, or if there's no good place for it at all, that's when cantilever engineering matters. That's the problem KOEDN was designed to solve.
KOEDN® design consultations are obligation-free. We measure the space, understand the constraint, and propose the right solution before you commit to anything. koedn.com.au/contact →