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4-slot design — wider open face area for higher-airflow rooms
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Adjustable Deflector Bar — direct airflow left, right, both sides, or fully closed
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Solid alloy aluminum — rust-resistant, zero plastic parts
- Wall or ceiling compatible
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5-minute drop-in install — no drywall or duct modification
An 8x10 linear slot diffuser for supply air — a larger central-room size with a 4-slot face for even airflow distribution.
Will an 8x10 Fit Your Space?
| Feature |
Specification |
| Duct Opening Size |
8" × 10" |
| Neck Size |
7-3/4" × 9-3/4" |
| Overall Face Size |
9-3/4" × 11-3/4" |
| Material / Finish |
Alloy aluminum, white powder-coated (paintable) |
| Compatibility |
Supply air, wall/ceiling |
| Included |
Diffuser, Deflector Bar, screws, manual guide card |
Installation
- Remove your old cover and confirm the duct opening measures 8" × 10".
- Mount with the included screws through the hidden side holes.
- Use the Deflector Bar to set airflow direction.
Frequently Asked Questions
What size do I order — 8x10 or face size?
Order by duct opening size (8" × 10"). The face size (9-3/4" × 11-3/4") overlaps the opening.
Is this for supply air or return air?
Supply air, with adjustable airflow. For return air, see the Return Air Vents collection.
Why does this have 4 slots?
Larger duct openings use more slots to keep face velocity comfortable and reduce airflow noise.
Can I install this on a ceiling?
Yes — mounts on walls or ceilings.
When will this be back in stock?
This size is temporarily out of stock. Contact support@greenvent.us for restock updates, or browse the full collection for in-stock sizes.
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