PR1204 Prime Coat is similar to DC1204, which is no longer in production. Dow Corning has tested it and found that it performed similarly to DC1204. However, your conditions and methods for use of this product are beyond their control. If you were instructed to use DC1204 in an aircraft service bulletin, maintenance manual or other document, you should verify that PR1204 is a suitable replacement.
Manufacturer PN#: 4094513