205 is a general purpose hardener used in a majority of situations for bonding and coating situations. It is best suited for cooler temperature situations (Room Temp and below). 205 hardener provides a faster cure at lower temperatures. Order Product Guide for more info. Pot Life 9-12 Min at 72 F Cure Time 6-8 Hr at 72 F Min Working Temp 40 F Use this size "A" with all size "A" West System products to minimize usage and ordering confusion. Availability: Usually ships in 2-3 business days. 205-A West System Fast Hardener - 7 oz. 205AList price: $17.05Our price: $12.95 ©2008 Public Lumber Company. All rights reserved.