Chimenea Outdoor Patio Heater – Black Waterproof Case – Protection from Rain, Sun & UV – 1.2m High Material: The shell of the patio heater is made of woven polyester with a PVC coating . Completely waterproof. Ideal for covering up on summer nights. or for winter storage. Size: diameter 61 cm (21″), height 122 cm (40″) The cover protects your chimney cover from dirt, dust, frost etc.