Guardian air curtains come in 1 metre, 1.5 metres, and 2 metres width sizes. For more information, please see the Guardian installation manual (https://www.reznor.co.uk/wp-content/uploads/2025/05/D301367-Reznor-Guardian-GR-and-GS-Signal-Pro-Installation-Manual-EN-2025-04-Iss-4.pdf). Please note that these have been superseded by the Guardian EC air curtains (https://www.reznor.co.uk/product/guardian-ec-surface-mounted-air-curtains/), although some modification is required before installation.
What widths are the GUARDIAN air curtains heaters?
Information about Reznor's range of air curtains.