Airboot / RETURN Plenum Box (for Daikin FDYAN50/60/70/85/100AV1) — 305×965×30 / 2×Ø350 Internal Insulation

Description
The return airboot (plenum box), model DKPB305, measures 305×965×30 / 2×Ø350 and is internally lined with 5mm insulation. It is designed for Daikin FDYAN50/60/70/85/100AV1 ducted units, providing the transition from the unit’s return opening to the duct system. With dual round outlets, it supports larger return air volumes, ensuring smooth airflow, reducing condensation, and improving energy efficiency.

Applications

• Compatible with Daikin FDYAN50/60/70/85/100AV1 ducted units

• Return air distribution in residential, office, and retail ceiling systems

• HVAC return air connections in commercial and public buildings

Installation & Compatibility

• Rectangular inlet: 305×965×30mm

• Round outlets: Ø350mm ×2

• Internal 5mm insulation layer for condensation prevention and thermal performance

• Matches Daikin FDYAN50/60/70/85/100AV1 return openings

• Connects directly to ductwork and return grilles

Specifications

• Type: Return airboot / plenum box

• Model: DKPB305

• Material: Galvanized steel with internal insulation

• Insulation thickness: 5mm

• Rectangular inlet: 305×965×30mm

• Round outlets: Ø350mm ×2

• Compatible unit: Daikin FDYAN50/60/70/85/100AV1 ducted units

• Application: HVAC return air distribution