Hybrid Polyurethane Sealants


Formulated with proprietary silane end‐capped polymer technology. Tremco's hybrid polyurethane sealant provides the best performance characteristics of polyurethane and silicone sealants.

Dymonic FC ‐ Dymonic® FC is a low‐modulus, one‐component, moisture‐ cure, polyurethane hybrid sealant formulated with proprietary silane end‐ capped polymer technology.


SP523 ‐ SP523 is recommended for construction sealing such as joints in façades, rainscreens and curtain walls; perimeter joints around windows, doors and rooflights; and high movement joints. It can be used for indoor and outdoor applications.