Autokote Systems 4816 Auto-Seal 2K Sealer Hardener Slow is available in the quart size. Auto-Seal Hardener Slow is one of two dedicated hardeners for the Auto-Seal 2K Urethane Sealers, Black, Gray, & White. Also available in quarts – AK.4815
- Hardener For Autokote Auto-Seal 2K Urethane Sealers
See TDS for all mixing and application recommendations.
