G3 g4 air filter material roll coarse foam dust filter roll long operating life.
Dust filter material roll.
The first layer is coarse fiber filter cotton to arrest the major dust in air thinner layer is the fiber filter paper to arrest the smaller dust the outside layer as the strengthen protection layer the material adapts to demands of multilayers of filter material and gradient filtration and prolongs the life span of the product.
Merv 13 material for air filters purification 20 square feet stops bacteria air particles allergens dust mold and pet dander as small as 0 3 microns 4 6 out of 5 stars 52 26 99 26.
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Vent filters vent register filters kit 120 x 10 electrostatic air vent filters material 1 2 hook adhesive tabs 30 filters per roll.
Dust and allergy reduction.