Suitable for all kinds of vent ducting from waste pipes to bathroom fans. Allows a 10,000mm² air flow per unit providing an unobtrusive, economical, high or low level roof vent. UV-stabilised, durable polypropylene. Insect Screen Supplied

Can be used across a wide range of industrial and commercial environments such as warehouses, factories, catering establishments and retail outlets. 100% Polyethylene Construction Max. Load Capacity: 250kg 2 Fixed & 2 Swivel Castors Without Lid