Highlight 12” Rotating Box Fan Highlight 30cm box fan is very practical thanks to its thinness, the Box Fan fan can be deployed in small spaces. This fan is equipped with a rotating grill to allow a large air diffusion. 

New version with ball bearings

Use for stepping up or reducing down your duct size. Manufactured in galvanised steel. Rolled edges for extra strength (also maintains shape).

Pro-swirl Eliminate hot spots and high humidity zones with the ultimate air diffuser from Black Orchid.  Air circulation is a vital factor in achieving optimum environment and therefore greater results.   The Black Orchid Pro-swirl can be mounted directly to any Centri-flo fan. The aerodynamic design ensures airflow is evenly distributed throughout the grow environment to eliminate hot spots and high humidity zones, creating an ideal atmosphere for plants. 

Use for stepping up or reducing down your duct size. Manufactured in galvanised steel. Rolled edges for extra strength (also maintains shape).

Use for stepping up or reducing down your duct size. Manufactured in galvanised steel. Rolled edges for extra strength (also maintains shape).

Use for stepping up or reducing down your duct size. Manufactured in galvanised steel. Rolled edges for extra strength (also maintains shape).

Spigot plate adaptors allow for the creation of a spigot connection onto a normal flat surfacewhether it is horizonal, verticle or angled. These adaptors can be secured by screw, rivet or nut and bolts onto any flat surface. They have a flat square backing with a round spigot for connection to flexible ducting or rigid spiral ducting .

Spigot plate adaptors allow for the creation of a spigot connection onto a normal flat surfacewhether it is horizonal, verticle or angled. These adaptors can be secured by screw, rivet or nut and bolts onto any flat surface. They have a flat square backing with a round spigot for connection to flexible ducting or rigid spiral ducting .

The Metal In Line Fan Spigot is made from tough galvanised steel and is for the connection of round flexible air ducts, as well as wall or ceiling mounting with screws. The In Line Fan Spigot comes in a variety of sizes enabling you to get one that fits your ducts, may they be big or small.

4" - 8" jubilee clip

For quick connection of spigotted fans to circular duct or accessories Galvanised steel circular duct clamp with foam lining