Dow Corning 92-023 Primer Clear is used to improve bonding of room temperature and heat curing silicones to a variety of materials such as glass, metals, wood, ceramics, and masonry. It is diluted in heptane, increases flexibility, and increases performance of electronic components. It can be applied by spraying, wiping, or dipping methods. - Low temperature stable. Improves inhibition resistance for addition cured silicones. Diluted in heptane.