2-Slot Linear Diffuser
48" × 6"
$29.90/ unit
1-Slot Linear Diffuser 48" × 4"
Linear Slot Diffusers
1-Slot Linear Diffuser
48" × 4" — Anodized aluminum
Single-slot linear diffuser for narrow ceiling runs and perimeter installations. Slim 4-inch face width fits tight spaces. Adjustable deflector directs airflow toward or away from the wall. Ideal for floor-to-ceiling glass walls and perimeter heating/cooling.
$19.60
per unit (USD, FOB Hong Kong)
Minimum order: 100 units per design.
A “design” is one size + finish combination. Volume discounts from 250 units.
A “design” is one size + finish combination. Volume discounts from 250 units.
Available sizes
Available finishes
Enter a color code for a custom powder-coat finish. MOQ and lead time may vary.
Key features
- Single slot — minimal profile
- Adjustable deflector direction
- Perimeter placement optimized
- End-to-end continuous connection
Technical specifications
| Material | 6063-T5 extruded aluminum |
| Finish | Clear anodized |
| Slots | 1 |
| Face width | 4" |
| Weight | 1.20 lbs/ft |
| SKU | WVG-0025 |
| MOQ | 100 units per design |
Questions buyers ask
Frequently asked questions
What is the minimum order quantity for the 1-Slot Linear Diffuser 48" × 4"?
The MOQ is 100 units per design. A "design" is one unique size and finish combination. If you need multiple sizes or finishes, each requires its own 100-unit minimum. Volume-tier pricing applies at 250 units and above.
What is the lead time for the 1-Slot Linear Diffuser at wholesale quantities?
Standard catalog SKUs ship in 14–21 days from order confirmation. Custom sizes or custom powder-coat finishes add 7–14 days. We confirm a firm lead time on every quote and provide regular production updates.
Can the 1-Slot Linear Diffuser be powder-coated to a custom color?
Yes. Beyond the standard finishes shown above, we accept RAL, Pantone and NCS color codes for custom powder-coating. Enter your code in the "Custom color" field on this page or include it in your quote request. Custom-color orders may carry a separate MOQ — confirmed in writing on every quote.
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