The Mr. Heater Universal Fuel Filter helps keep your propane heater setup ready for long days on the ice, cold mornings at camp, and other chilly fishing trips. This propane fuel filter works with Mr. Heater Portable Buddy and Big Buddy heaters and is most commonly paired with a bulk propane cylinder and hose assembly. It makes a useful addition to an ice fishing shelter, lakeside camp, garage, or staging area when dependable portable heat matters while chasing walleye, perch, crappie, trout, and other cold-weather species.Fuel filter for propane heatersFits Portable Buddy and Big Buddy heatersCommonly used with bulk propane cylindersPairs with compatible hose assembliesQuantity per pack: 1