Experts for refrigeration and air conditioning technology

Originally developed for the most extreme conditions of aerospace applications, VULKAN's LOKRING® tube connection technology has been continuously developed for domestic and commercial refrigeration as well as air conditioning applications. 

Customized solutions for braze-free tube connections 
Since 1979, we have continuously applied the expert knowledge gained as an original equipment manufacturer for the industry to our braze-free tube connections, providing customized solutions for tube connections used in the manufacture, installation and maintenance of refrigeration and air conditioning equipment. As the market leader in braze-free, permanent tube connections, we can supply a matched system of tube connections in original equipment quality and with all necessary certifications for almost any installation or service application. This also includes the corresponding assembly tools and accessories. 

Everything from a single source 
Our customers receive everything from a single source - from special development for specific customer requirements and in-house production to sales and service through local subsidiaries or authorized distributors.