Product Description
Panasonic FV-NLF04G WhisperLine® 4" Duct Inlet Grille is a durable ABS accessory designed to work seamlessly with Panasonic in-line ventilation fans. Engineered for quick integration into circular duct systems, this grille supports efficient airflow and a clean finish in any residential or light commercial application.
Brand: Panasonic
Model: FV-NLF04G
Nominal Duct Diameter: 4 inches
Type: Circular duct (compatible with aluminum flexible and steel spiral ducts)
Material: ABS (Acrylonitrile Butadiene Styrene)
Application: Inline fan accessory grille
Free shipping on orders over $250
Product Benefits
- Enables clean and secure air intake for Panasonic in-line ventilation systems
- Compatible with both aluminum flexible and steel spiral ducting
- Lightweight ABS construction offers durability and corrosion resistance
- Easy to install in new or retrofit duct systems
Key Features
- 4” Circular Duct Compatibility: Designed specifically for 4-inch duct openings
- ABS Material: Lightweight yet impact-resistant construction
- Application Flexibility: Works with multiple duct types
- Sleek Finish: Clean white grille design blends into ceilings and walls
- Warranty: 3-year limited parts warranty from date of purchase
Specifications
Technical Specs
| Part Number | FV-NLF04G |
| Duct Compatibility | 4" Circular duct |
| Duct Types | Aluminum flexible duct, Steel spiral duct |
| Material | ABS |
| Color | White |
Application Examples
- Residential bathrooms and laundry rooms using in-line fans
- Quiet ventilation solutions in offices or bedrooms
- Spot ventilation intake in remote ducted applications
Installation Tips
- Attach directly to 4” ductwork using standard clamps or duct tape
- Mount securely to ceiling or wall surface as desired
- Ensure grille orientation supports unobstructed airflow
- Verify compatibility with Panasonic in-line fan systems
Frequently Asked Questions
What fans is the FV-NLF04G compatible with?
It’s designed as an inlet grille accessory for use with Panasonic in-line fans and systems using 4” ducting.
What duct types does it support?
This grille can be used with both aluminum flexible duct and steel spiral duct systems.
Is this grille made of metal?
No, it’s constructed of durable, high-quality ABS plastic for corrosion resistance and a clean finish.
Can I use this for exhaust air?
It’s intended for use as an inlet grille. For exhaust applications, a different grille may be more suitable.
Is it easy to install?
Yes, the FV-NLF04G is lightweight and installs easily into any 4" circular duct with no special tools.
Does it come in other sizes?
Yes, Panasonic also offers the FV-NLF06G for 6” ducts.
Does it include a damper?
No, it’s a grille only. Damper components must be sourced separately if needed.
How long is the warranty?
The product comes with a 3-year limited parts warranty from the date of original purchase.
