Enhance your ducted air system with the reliable and efficient FASTclip Return Air Adaptors, designed for seamless connection between the FASTclip Return Air Grille and Return Air Box (both sold separately). Engineered for quick installation and durable performance, these adaptors ensure a perfect fit and optimized airflow in both single entry and double entry configurations.
FASTclip Neck Adaptors are purpose-built to suit a wide range of Return Air Box sizes, with adaptable configurations that support 300mm to 500mm necks. Their precision-engineered clip-on design simplifies installation, reducing setup time and ensuring a secure, airtight connection.
Key Features
- Durable Construction: Built from high-quality materials to withstand long-term use and airflow pressure.
- Quick Fit Design: FASTclip mechanism enables easy installation and removal without special tools.
- Wide Compatibility: Available for both single entry and double entry air boxes.
- Optimized Airflow: Ensures smooth and efficient air distribution throughout your HVAC system.
- Accurate Fit: Designed to match a variety of return air box dimensions and model codes.
Refer to the table below for compatibility options.
SINGLE ENTRY
| Return Air Box | Neck Adaptors | |||||
| Size | Code | 300 | 350 | 400 | 450 | 500 |
| 600 x 450 | RABS6045 | DVNA4030 | DVNA4035 | DVNA4040 | DVNA4045 | N/A |
| 700 x 350 | RABS7035 | RABNA30 | RABNA35 | RABNA40 | N/A | N/A |
| 750 x 500 | RABS7550 | N/A | N/A | DVNA4540 | DVNA4545 | DVNA4550 |
| 900 x 350 | RABS9035 | RABNA30* | RABNA35* | RABNA40* | RABNA45 | N/A |
| 900 x 500 | RABS9050 | N/A | N/A | DVNA4540 | DVNA4545 | DVNA4550 |
* requires the use of RAGAP (Adapter Plate)
DOUBLE ENTRY
| Return Air Box | Neck Adaptors | |||||
| Size | Code | 300 | 350 | 400 | 450 | 500 |
| 750 x 500 | RABD7550 | RABNA30 | RABNA35 | RABNA40 | N/A | N/A |
| 900 x 350 | RABD9035 | RABNA30 | RABNA35 | RABNA40 | N/A | N/A |
| 900 x 500 | RABD9050 | DVNA4035 | DVNA4035 | DVNA4040 | DVNA4045 | N/A |




