NOGIS 4 Pack Magnetic Vent Cover 5.5 x 12 Air Vent Covers For
Accord 3-Pack 8-in x 15-in Magnetic Mount Vent Cover in White at
Everbilt 14 in. x 8 in. Steel Return Air Grille in White E17014X08
MAGNETIC VENT COVERS- 6 Pack (8 x 15) - Heating Vents
Elima-Draft 24-in x 24-in Magnetic Mount Plastic Ceiling Air
Accord 3-Pack 8-in x 15-in Magnetic Mount Vent Cover in White at
Magnetic Vent Covers
MAGNETIC VENT COVERS- 6 Pack (8 x 15) - Heating Vents
Frost King 8-in x 15-in Magnetic Mount Vent Cover in White in the
Elima-Draft 4-in-1 Insulated Magnetic Register/Vent Cover in White
Frost King Heat and Air Deflector HD5 - The Home Depot
This plastic vent cover, which is made from a durable, recycled plastic will help seal off unused vents to help cool down or heat up your house. AC draftshields create a vacuum like seal to help prevent cold air sneaking into your home. The plastic vent cover is effective in preventing drafts which cannot be stopped by just closing your vents damper. AC draftshield covers are a smart way to save money on your energy bills.
AC Draftshields 12 in. x 12 in. Vent Cover
Thermwell Magnetic Register and Vent Cover, 8 x 15 - 3 pack