The Mr Heater F273699 Fuel Filter is a brand new product specifically designed for use with Buddy Heaters. This filter is made of high-quality aluminum and is compatible with propane power sources, making it suitable for heating spaces up to 100 square feet. It features a convection heating system with a 10,000-11,000 BTU heating rating and a compact design that can be easily mounted in a bulkhead or cabinet. The filter also includes smart home compatibility with universal and Amazon Alexa protocols for added convenience.