Multi Spigot Plastic Grille Box 300 x 300 – 150/200/250 Spigots

£16.99 (ex VAT)
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300 × 300 Multi-Spigot Plastic Grille Box – 150mm / 200mm / 250mm Duct Connections

This 300x300 multi-spigot plastic plenum box is designed for higher airflow applications while maintaining a slim profile, offering compatibility with 150mm, 200mm or 250mm ducting from one hygienic, easy-to-install unit.

Manufactured from durable, non-corrosive polymer, the box is simple to clean and helps reduce duct-borne bacteria—making it ideal for commercial and residential ventilation installations.

With a compact 100mm box height and lightweight construction, it fits neatly into ceiling voids and restricted spaces.


✅ Key Features & Benefits

  • Multi-spigot connections for 150mm, 200mm & 250mm ducting

  • Large 300 × 300mm face size

  • Slim 100mm box height

  • Hygienic, easy-clean polymer surface

  • Non-corrosive and moisture-resistant

  • Lightweight for quick installation

  • Suitable for supply or extract air systems


📐 Technical Specifications

  • Face Size: 300 × 300mm

  • Spigot Sizes: 150mm / 200mm / 250mm

  • Box Height: 100mm

  • Material: Non-corrosive polymer

  • Application: Supply & Extract Ventilation

  • Installation: Ceiling or wall voids