Sika Sikaflex-504 SL Semi Leveling Roof Membrane Sealer - White - 300ml [875379] Brand_Navionics The lighted female end provides

The lighted female end provides visual power indication

It has the same hole pattern as the GS-950

Double Coat Hook - Cast Brass

Operation log

Sika Sikaflex-504 SL Semi Leveling Roof Membrane Sealer - White - 300ml [875379] Brand_Navionics The lighted female end providesSikaflex 504 SL Semi Leveling Roof Membrane Sealer White 300ml Sikaflex 504 SL is a 1 component silane terminated polymer (STP) sealant that cures on exposure to atmospheric humidity. Its flow characteristic is designed for roof sealing applications where the sealant must partially level for wider coverage and still be able to encapsulate protrusions in the roof, such as bolt heads. Sikaflex 504 SL has a wide adhesion range and very good weathering