Product Description
FV-JD WhisperValue® DC Transfer Register Box by Panasonic is a passive ventilation accessory designed to promote balanced room-to-room air circulation in multi-family buildings using ductless HVAC systems. Built from fire-rated 26-gauge steel, this unit enables powered 60 CFM air transfer when connected to Panasonic WhisperValue® fans, supporting code-compliant ventilation without the need for a radiation damper.
- Air Transfer: 60 CFM (via compatible fan)
- Noise Level: Less than 0.3 sones (based on FV-05VS3)
- Compatibility: WhisperValue® fans and fan/lights
- Register Fit: Standard 4" x 10" HVAC supply grille
- Material: 26-gauge steel, fire code rated
- Free shipping on orders over $250
Product Benefits
- Promotes code-compliant room-to-room air circulation in ductless HVAC installations
- Eliminates need for jump ducts or radiation dampers
- Supports ASHRAE 62.2, CALGreen, LEED, and ENERGY STAR® for Homes 3.0 compliance
- Works seamlessly with Panasonic WhisperValue® ventilation systems
Key Features
- 60 CFM rated airflow when used with compatible fan (e.g., FV-05VS3)
- Low sound level performance below 0.3 sones
- Standard HVAC grille compatibility (4" x 10") for easy integration
- Durable 26-gauge steel construction meets fire code requirements
- No moving parts, reducing maintenance needs
Technical Specifications
| Accessory Specs | |
|---|---|
| Model Number | FV-JD |
| Air Transfer Rating | 60 CFM |
| Sound Level | <0.3 sones (with FV-05VS3 fan) |
| Material | 26-gauge galvanized steel |
| Grille Size | 4" x 10" HVAC register compatible |
Dimensions
| Height | 12" |
| Width | 12-3/4" |
| Depth | 3" |
Application Examples
- Multi-family apartments using ductless mini-split systems
- Air balancing between rooms in energy-efficient construction
- Passive transfer of conditioned air from living to sleeping spaces
- Projects needing ASHRAE 62.2 ventilation compliance
Installation Tips
- Install with Panasonic WhisperValue® fan (sold separately)
- Use standard 4" x 10" HVAC supply grille for front-facing connection
- Ensure air path is unobstructed between adjacent rooms
- No electrical connection required—the accessory contains no moving parts
Frequently Asked Questions
What does the FV-JD Transfer Register Box do?
It enables powered airflow between rooms using a connected WhisperValue® fan, facilitating code-compliant ventilation in multi-family or ductless systems:contentReference[oaicite:0]{index=0}.
Does the TRB contain a fan or motor?
No, it is a passive steel box accessory. Air movement is provided by a compatible Panasonic WhisperValue® fan:contentReference[oaicite:1]{index=1}.
What size grille fits this box?
It is designed for use with a standard 4" x 10" HVAC supply grille, commonly available at HVAC suppliers:contentReference[oaicite:2]{index=2}.
Is a radiation damper required?
No. The FV-JD Transfer Register Box eliminates the need for a radiation damper, unlike traditional jump ducts:contentReference[oaicite:3]{index=3}.
What Panasonic fans is it compatible with?
It is designed exclusively for use with WhisperValue® fan and fan/light models, including FV-05VS3 and other variants:contentReference[oaicite:4]{index=4}.
Does this product have a warranty?
The box itself has no moving parts and requires no power. The fan systems used with it feature a 3-year warranty on parts:contentReference[oaicite:5]{index=5}.
