360KG Heavy-Duty Welded Marble Base for Large Cantilever Umbrellas

This model is specified as Product Type Heavy-Duty Marble Umbrella Base; Suitable For Commercial Large Cantilever Umbrella; Total Weight ~360 kg; Base Dimensions 145 × 120 × 20 cm; Marble Slab Size 46 × 46 × 5 cm; Marble Quantity 10 Pieces. All dimensions and finishes can be adjusted for the project, and the full size range is available on request.

It is engineered for cantilever and side-pole umbrellas, where the whole canopy sits to one side and behaves like a sail in wind. Always match the base weight to the canopy size listed in the umbrella data.

Cantilever umbrellas need noticeably more ballast than center-pole models, commonly between 160 kg and 360 kg depending on canopy size and whether the site is exposed. The size table in each umbrella listing shows the minimum recommended base weight.

Water-filled HDPE tanks install fast and can be drained for storage; sand adds about 50 percent more weight in the same volume and does not freeze solid; welded steel, granite or concrete-filled bases give the highest stability with no moving parts.

On hard surfaces place the base on a protective pad and check that it sits fully supported; four-piece or modular designs let you build the base up to the exact weight your umbrella needs. In-ground sleeves are the alternative for soft ground.

Split and interlocking designs arrive in pieces that two people can carry and bolt together on site, which matters for 200 kg-plus bases that cannot be handled as one unit.

Drain water after heavy rain, rinse off salt and dirt near the coast, and check the bolts and filler caps at the start of each season. Galvanised and powder-coated steel parts need no repainting.