Round Cantilever Umbrellas

Most cantilever umbrellas are square or rectangular — and for good reason. A square canopy suits most outdoor furniture arrangements. But the round format has a geometric advantage that square canopies can't replicate: the shade radius is identical in every direction from the centre point. No corners extending further than you need them, no sides that fall short while opposite corners overhang. A round cantilever umbrella casts a uniform circle of shade that expands and contracts symmetrically as the canopy rotates through the day.

For round outdoor dining tables, informal lounge arrangements, and pool surrounds where furniture isn't aligned to a grid, that uniformity is the right fit. The round format also carries a softer visual weight than a square canopy — it integrates more naturally into organic garden settings and curved deck geometry without the angular presence of a square or rectangular umbrella.

At 3.5m across, a round cantilever umbrella provides approximately 9.6m² of shaded area — slightly more than a 3×3m square model at 9m², and in a footprint that radiates evenly in all directions rather than extending further in two axes than the other two.

In practical outdoor terms, that translates to:

• A round dining table seating 6 to 8 people with clearance around every chair
• A freeform outdoor lounge arrangement: a curved sofa, low table, and two or three occasional chairs
• A pool surround with two full-length sun loungers side by side, plus a side table between them
• A garden seating area that doesn't follow a strict rectangular layout

If your outdoor space is structured around a long rectangular table or a narrow alfresco deck running along a wall, a rectangular canopy will serve the geometry better. See our 3m Cantilever Umbrellas for the square format comparison, or browse the full Cantilever Umbrellas range for all available shapes and sizes.

The round cantilever umbrellas in this collection share the same structural approach as the square and rectangular models: powder-coated aluminium frame, UPF 50+ rated canopy, dual-vent construction at the apex, and 360° rotation to follow the sun across the full arc of the Australian day without shifting a single piece of furniture.

One practical note on the round format: because the canopy has no fixed orientation — it's symmetrical in every direction — repositioning across the day is particularly straightforward. A quarter-turn of the rotation mechanism is all it takes to compensate for a change in sun angle, with no reference point to realign. For outdoor spaces where the umbrella needs to cover different furniture configurations at different times of day, the round format handles that flexibility cleanly.

All frames are powder-coated aluminium: rust-proof, salt-air resistant, and low-maintenance across coastal and inland Australian conditions alike.

The cantilever design generates a lever-arm force on the base regardless of canopy shape — round, square, or rectangular. A round 3.5m canopy at roughly 9.6m² sits in the same weight class as the 3×3m square format, and the ballasting requirements follow the same logic.

For a 3.5m round cantilever in a sheltered suburban position: 80 kg minimum. In coastal, elevated, or consistently exposed positions — afternoon sea breezes, southerly exposure, rooftop decks — 100 kg is the appropriate starting point. These figures apply in calm conditions; in sustained winds above 30 km/h, close and secure the umbrella regardless of how much ballast is in place. A weighted base manages everyday wind load — it doesn't substitute for closing the umbrella when conditions deteriorate.

Compatible ballast systems and base weights for the round cantilever format are available in our Outdoor Umbrella Bases & Weights collection.