EX 25-21 Gannett Glass Company manufactures three types of safety plate glass: large, medium, and Product decisions under All three pr have Thus, is able to sell all the safety bottlenecked operations glass that make. The production process includes an autoclave operation, which is a it can production bottleneck. Total fixed costs are obj. 3 pressurized heat treatment. The autoclave is a v a. Total income from $550,000. In addition, the following information is available about the three products Large Medium Small operations, $115,000 $120 $180 $240 Unit selling price 126 Unit variable cost 52 $100 $114 Unit contribution margin (continued)