Airmaster supplies Rubber Insulation (NBR) designed for HVAC, refrigeration, plumbing, and industrial insulation applications. This flexible, closed-cell elastomeric nitrile rubber material provides thermal insulation while helping control condensation and reduce heat transfer. Airmaster #rubberinsulation is available for applications involving ducts, large piping and fittings, tanks, vessels, and irregular surfaces. https://airmastertape.com/prod....uct/airmaster-rubber