50 Series Polyaspartic Accelerator is an additive designed for use at lower temperatures with the 5073 Fast Drying Clear Polyaspartic, 5100 100% Solids Clear Polyaspartic Topcoat, 5108 Fast-Drying Polyaspartic Coating, and 5205 Ultra-Fast Drying Clear Polyurea Primer/Sealer. It greatly increases the cure rate of these systems, reducing both pot life and dry time.