Available Sizes: Choose from 60mm, 75mm, or 90mm ducting connectors to match your specific diesel heater air vent requirements. Connector Design: Features a flat round rotatable structure that functions as an air vent outlet for vehicle heating systems. Color Specification: This black ducting connector is designed to blend with existing diesel heater installations in cars, vans, and campers. Application Scope: Intended for use as a replacement air duct component in car, van, and camper diesel heater setups. Functional Purpose: Serves as a rotatable connector to restore proper air flow direction in compatible diesel heater ducting systems., Manufacturer: boggoexag