Based on this product's specifications, here are some alternatives and similar models
Clamp band AWENTA OP6 for duct/ventilation connections, diameter 140–160 mm
Summary description:
AWENTA OP6 clamp band is a metal fastening band designed for duct and ventilation connections with a diameter range of 140–160 mm. It provides secure mechanical joining of circular ducts, fittings and flexible hoses, ensuring airtight and stable connections. Suitable for HVAC installations, repairs and system upgrades where reliable clamping of round ducts is required.