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Ships within 48 hours · Estimated delivery Aug 3 - Aug 8
19" L x 15" W x
For steel vents ONLY (not aluminum vents
Outside dimensions- 48" L x 6" W x 2
Our Commercial Allergen Relief Filtration Cover provides a last line of defense against harmful particles coming through commercial diffusers
RETURN VENT INSULATION Aluminum 19" L x 15" WOur insulative bubble sheets are the perfect solution for blocking cold drafts coming through air returns and vents which our solid covers cannot fit over (ie: large or odd sized vents). They can be cut to any size up to 24" W x 30" L For return vents with hinged grates, simply cut the sheet to the size of your filter, place inside, and re close the grate. Thats it! If you have a vent that is a size style that our solid covers do not fit, the sheet
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