Search the Site

Product Sections

New Products

315mm dia Large Format Circular Diffuser - Silver/Grey

150 dia Plastic Supply/Exhaust Valves

2mm Wire Rope 150m Reel

Wires with Carabina 2mm x 2m - Pack of 10

Circular Roof Cravat

Ductwrap - Isover ClimCover Alu2 25mm 18m Roll

Open for business: we remain open and will continue to dispatch and accept orders; although in light of the new guidance we will be operating with a reduced number of staff.

3 Spigot Plenum Box

Ventilation Ducting | Grille & Plenum Boxes | Rectangular & Bespoke Grille Boxes | Multi-Spigot Plenum Boxes | 3 Spigot Plenum Box

Manufactured to order from 0.7mm galvanised mild steel. Multi-spigot plenum boxes boxes are available with or without a flange at the open end (see drop down for options).

The option to include a 6mm acoustic lining is also available on the pages that follow.

Click on a size from the drop down menu below that represents dimension A in the drawing (if required, dimensions can be fine-tuned on the following pages).

Dimension A