Patio heaters mount directly to the surface or wall. Each model requires hardwiring and offers multiple heat settings adjustable to your comfort level. Surface mount brackets come with each model. Dimplex outdoor heaters are IP65 rated, meaning dust-, debris-, and waterproof. They are also corrosion resistant. Check out Dimplex's in-depth videos featuring their infrared heaters: Dimplex DSH Indoor/Outdoor Infrared Heater Dimplex DIR Series Indoor/Outdoor Infrared Heater