Airboot / RETURN Plenum Box (for Gree GUD125/140PHS/B-S) — 274×1372×30 / 2×Ø350 Internal Insulation

Description
The return airboot (plenum box), model GRGUDR1214, measures 274×1372×30 / 2×Ø350 and is internally lined with 5mm insulation. It is designed for Gree GUD125PHS/B-S and GUD140PHS/B-S (12.5–14kW) ducted units, functioning as a static pressure chamber that balances airflow and stabilizes static pressure. This reduces turbulence, minimizes noise, prevents condensation, and improves overall system efficiency and comfort.

Applications

• Compatible with Gree GUD125PHS/B-S / GUD140PHS/B-S (12.5–14kW) ducted units

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

• HVAC return air connections in commercial and public buildings

• Ideal for projects requiring quiet operation and balanced airflow

Installation & Compatibility

• Rectangular inlet: 274×1372×30mm

• Round outlets: Ø350mm ×2

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

• Matches Gree GUD125PHS/B-S / GUD140PHS/B-S return openings

• Connects directly to ductwork and return grilles

Specifications

• Type: Return airboot / plenum box

• Model: GRGUDR1214

• Material: Galvanized steel with internal insulation

• Insulation thickness: 5mm

• Rectangular inlet: 274×1372×30mm

• Round outlets: Ø350mm ×2

• Compatible unit: Gree GUD125PHS/B-S / GUD140PHS/B-S (12.5–14kW)

• Application: HVAC return air distribution and static pressure stabilization