Purchase one that fits your vent s measurements.
Vent under bed solution.
Purchase a vent extender or vent cover at brick and mortar and online hardware stores.
Aire flow is designed to prevent moisture build up underneath mattresses bunk pads and cushions.
For example when vents are beneath a bed use a deflector to direct the air outward upward or to the side to prevent the cold or heat from dispersing beneath the bed before it reaches the room.
Extenders and covers come in numerous sizes.
Product description the deflecto under furniture air deflector attaches to floor vent covers and directs forced air out from under furniture and into the room for added comfort.
Deflectors or vent covers magnetically connect to the vent and redirect the air flow pushing it out from beneath a cupboard or couch to encourage intended air circulation and distribute heated or chilled air.
Brands of vent covers and extenders vary.
Extends up to 35 inches and can be used on floor registers up to 11 wide for central forced air heating and cooling systems.
Vent extenders re direct air flow under the couch.
As a last ditch solution when vents and furnishings collide invest in an air deflector.
Vent covers completely block air flow but save your couch from damage.