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Our Commercial Allergen Relief Filtration Cover provides a last line of defense against harmful particles coming through commercial diffusers
Outside dimensions- 48" L x 6" W x 2
(See photo depicting anchor locations)
all while keeping the ceiling tiles that surround your vent clean
Solid and diverter covers also available
RETURN VENT INSULATION Aluminum Our Commercial Allergen Relief FiltrationOur 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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