Nights drop fast outdoors, and a touch of fog or a light drizzle can turn a nice patio into a soggy letdown. When moisture gets into the wrong places, the heater struggles and the unit ages in a hurry. We built our top-selling infrared patio heater to handle that, so you still get solid warmth when the weather turns sideways. What makes it tick, technically This infrared patio heater runs on a carbon fiber emitter, putting out radiant heat that warms people and furniture directly, not the empty air. You feel the comfort almost instantly, and you’re not burning energy trying to heat the breeze. Inside, everything sits behind an IP55-rated housing that keeps dust out and stands up to water jets from any direction. The front glass is double-layered and treated to resist fogging, and the seams use a continuous gasket to fight off splashes. On the safety side, tip-over protection kills power the moment the unit is knocked off level, and an overheat thermostat keeps temperatures from running away. Why it holds up where it matters On a damp deck or under a covered patio, standard heaters often cough and sputter as condensation builds and electrical bits start to corrode. Our approach keeps the emitter surface clear and keeps moisture away from the wiring and connections. In the real world, that means fewer seasonal headaches, more consistent output, and a longer service life. You get the outdoor evenings you paid for—warm conversation, easy meals, and a relaxed vibe—without that nagging worry that dampness is quietly eating your heater. The practical stuff For best results, mount the heater where air moves freely and direct rain can’t hit it. IP55 is solid for outdoor use, but it’s not submersible, so don’t put it where water pools or where you’re likely to hose straight into the vents. Plug it into a grounded outlet on a circuit that can handle the load, and keep the clearances to furniture and overhead materials as specified. Hit those basics, and you can count on infrared warmth that stays steady, season after season.