Royston Labs has been making Rosphalt for over 20 years. This is a super polymeric asphalt additive for dry mix designs with applications for bridges, airports, etc.
Dave Fricke, Director Business Development
Chase Corporation
295 University Avenue
Westwood
MA
02090
United States
dfricke@chasecorp.com
Phone: 781-332-0740 x5565
Fax: 508-884-5026