Indoor Packaged Equipment by SKYMARK offer products for high-rise and single-story building applications. SKYMARK Air-Cooled Self-Contained units are manufactured using high-quality products and processes and save energy for our customers. Convenient for installations when packaged indoor equipment are needed or required, units are installed easily on the perimeter of the building for condenser airflow. SKYMARK Water-Cooled Self-Contained units are manufactured using high-quality products and processes and save energy for our customers. Convenient for installations when packaged indoor equipment are needed or required, units are installed easily by connecting to a building water loop and ducting supply air to the conditioned space. VERTICAL STACKED WATER SOURCE HEAT PUMPS Vertical Stacked Water Source Heat Pumps (VSCS) from SKYMARK offer the ultimate in multi-story HVAC design flexibility. The VSCS Series is a compact, concealed system, capable of providing total heating and cooling functions for a single zone or multiple rooms.