Nylog Blue is a top choice sealant for high-pressure HVAC systems flare connections.

Nylog Blue is an elastic fluid made from synthetic
refrigeration grade compressor oil. Nylog Blue is fully
miscible and compatible with all system refrigerants and
oils. Gaskets coated with Nylog will never dry or become
heat fixed to the surface.
!!! WHEN USING THE PRODUCT FOR FLARE CONNECTIONS - ONLY APPLY ON THE CONTACTING SURFACE, DO NOT APPLY ON THE FLARE NUT OR PORT THREADS OR THE OUTER SURFACE OF THE TUBE!!!
* It is still required to use torque wrench with proper torque settings for each tube size when using this product!

Two tubes of sealant

• Will not contaminate systems
• Seals flares and threaded connections
• Lubricates O-rings and gaskets
• Approved by OEM manufacturers