The Elta 018 – 355-CLAMP is a 355mm fast clamp made from durable galvanised steel, engineered for quick and easy connection of spigotted fans to circular ductwork or accessories. It features a foam lining that ensures a secure seal and reduces vibration or noise during operation. This clamp provides a reliable and efficient way to assemble ventilation components, simplifying installation and maintenance in HVAC systems.