Micro-Lok Pipe Insulation

Pre-formed fiberglass pipe insulation with an ASJ jacket (service temp: 850°F)

Johns Manville Micro-Lok® has been a trusted mechanical insulation solution for mechanical engineers, contractors and building owners for more than 40 years. Our flame-attenuated fiberization process gives Micro-Lok excellent thermal properties and a core that provides ease of fabrication for the contractor.

Service Temp (Nominal): 850° F
Thermal Conductivity (k): 75° F (24° C); 0.23
Greenguard: Gold (ASJ)

Available Documents