Acmat Corp. v. DANIEL O'CONNELL'S SONS, INC.

The defendant general contractor, Daniel O’Connell’s Sons, Inc. (O’Connell), entered into a contract with the third-party defendant, city of Springfield (city), for the construction of a school. The plaintiff subcontractor, Acmat Corporation (Acmat), was to perform the special interior coating work, which it proposed to do with Spray-don, an acoustical coating material different from that called for in the contract specifications, namely Cafco Soundshield. The architect, however, decided that Spray-don was not the equal of Cafco, and he would not approve its use. Acmat performed its work…