3M Filtrete 24 In. x 30 In. x 1 In. Ultra Allergen Healthy Living 1550 MPR Furnace Filter Brand_Gorilla Temperature and pressure relief valve

Temperature and pressure relief valve to protect the heater from excessive pressure and temperature

48-inch North American hardwood handle for strength

strips #10 to #22 gauge wire

Ear muffs fold to compact size

unions or glue needed

3M Filtrete 24 In. x 30 In. x 1 In. Ultra Allergen Healthy Living 1550 MPR Furnace Filter Brand_Gorilla Temperature and pressure relief valveFiltrete ultra allergen reduction filter. Captures large allergens like mold spores and pet dander, microscopic allergens like dust, smoke, smog particles, bacteria, and particles that can carry viruses. Up to 3 months of filtering performance. Meets the American Lung Association's Health House indoor air quality guidelines. Purple label.