Dutch company Sit & Heat (www.sitandheat.com) supply cost-effective, energy efficient, rechargeable battery-operated heated seat cushions for outdoor use. Exisiting London projects: • Boundary London rooftop, London E2, UK https://boundary.london/ • Boxcar London bar & kitchen, London W1, UK https://boxcar.co.uk/ • Perrier-Jouet Champagne terrace at Harrods, London SW1, UK https://www.harrods.com/ • The Berkeley Hotel Winter Cabins, London SW1, UK https://www.the-berkeley.co.uk/ • The Buxton Pub & Hotel, 42 Osborn Street, London E1 6TD, UK https://www.thebuxton.co.uk/ • Fortnum & Mason – 118 Piccadilly, London W1A 1ER, UK https://www.fortnumandmason.com/ • Wagtail Rooftop Bar – 68 King William Street, London EC4N 7HR https://wagtaillondon.com/ • Parrillan – 2 Dirty Lane, Borough Yards, London SE1 9PA https://www.parrillan.co.uk/borough-yards/