This product is a Dangerous Goods, Only avaliable for shipping within Tasmania

Shortens drying times for Polyx®-Oil Express significantly.

Special clear polyisocyanate hardening additive for Osmo Polyx^®-Oil Express to reduce drying times.

Osmo Hardener for Polyx®-Oil Express acts as an additive for Osmo Polyx®-Oil Express that accelerates the drying process. When applying Polyx®-Oil Express to wood species rich in extractives (e.g. Teak, Wege, Merbau) or Smoked Oak (e.g. through ammonia) reliable drying is achieved by adding Hardener.