Search the Site

Product Sections

New Products

315mm dia Large Format Circular Diffuser - Silver/Grey

DV-PP SILENT Mixed Flow Fan 150

2mm Wire Rope 150m Reel

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

400mm Dia Plate Mounted Axial Fan - Single Phase

Ductwrap - Isover ClimCover Alu2 25mm 18m Roll

Due to a high volume of orders there will be a one week delay in all custom manufactured ductwork. This includes all rectangular ductwork, grille boxes, and fabricated round fittings. This does not affect our stock items. We apologise for any inconvenience may cause.

200mm Width

Ventilation Ducting | Rectangular Ductwork | Square to Round Transitions | Square to Rounds Pattern Only | 200mm Width

Note that this product is for a pattern only. If you require the finished piece, i.e. fully formed and fixed please see:

Square to rounds.

Use the drop-down menu below to select the depth of the square to round required as depicted in the drawing to the right.

Depth