SPECIAL ORDER ITEM. Review Returns Policy before purchase. The EF40 Series electric patio heater collection provides efficient warmth for residential, commercial, and industrial outdoor or indoor spaces. Crafted from durable 304 stainless steel, this heater utilizes advanced infrared heat technology to deliver consistent comfort across an approximate 8 x 10 foot area. Designed for versatility, the unit supports wall, ceiling, or pole mounting configurations to suit various architectural layouts. With a recommended mounting height of 10 feet, this powerful heating solution ensures optimal coverage for your patio or workspace.