Mr. Heater 20,000 BTU Vent Free Natural Gas Indoor/Outdoor Heater (Open Box)

The box measures 23.75 x 11.25 x 27 inches (length x width x height). Use these measurements to confirm the product will fit your intended space and clearance areas before ordering.

The box is used to organize and store everyday items, keeping them contained and easy to access. Common uses include household supplies, tools, gear, seasonal items, or workspace materials depending on the size and design of the product. Confirm the dimensions and capacity match your specific storage need before ordering.

Yes. The box is suitable for both indoor and outdoor use. It can be placed in areas such as patios, decks, garages, mudrooms, or entryways depending on the space and storage needs.

The box uses natural gas. Confirm you have the appropriate power connection, fuel, or battery type available at the location where you plan to use the product, and review any supplied power cords, adapters, or hardware before setup.

The box is a wall-mounted setup. Plan the installation around this mounting type — verify wall studs, ceiling joists, or surface stability as applicable, and follow the included instructions for mounting hardware and placement.

Open Box means the box was returned by a previous buyer in like-new condition. The original packaging may have been opened or shows minor wear, but the product itself has been inspected and confirmed to be in working order. Open Box items can be a way to get a discount on an otherwise current-stock item.