If you want to add a bit of warmth to your outdoor entertaining, then this tabletop gas heater from Tesco will meet your requirements.
The gas heater runs on propane, and is designed to sit on your garden table. It produces a heat output of 2.7kW, and features an easy ignition system, so it will not be long before you are all warmed up.
To help ensure safety during use, this stainless steel gas heater features a 4 sided spark guard, and has an anti-tilt sensor that automatically cuts off the propane supply if the unit tilts too far. The heater comes complete with a POL gas regulator, hose and hose clips.