FiltersFast Compatible Replacement for Coleman M1-1056 MERV 11 Air Filter 2-Pack 16" x 25" x 5" (Actual Size: 15-3/8" x 25-1/2" x 5-1/4") Coleman M1-1056 MERV 11 Air Filter 2-Pack 16" x 25" x 5" (Actual Size: 15-3/8" x 25-1/2" x 5-1/4") Dimensions: 16" x 25" x 5" (Actual Size: 15-3/8" x 25-1/2" x 5-1/4") Filter Life: 6 months (depending on usage and air quality) Made in the USA!