Inovadent™ HS4 on Swing ArmThis HS4 Dental Unit on a Swing Arm is a compact unit on an 8", 12" or 16" swing arm with a low profile design, engineered for integration with a wet table or wall mount. Swing arm units conserve space by eliminating footprint and counter space. Without attached water bottles, Inovadent recommends pairing this unit with a dual water bottle system (sold separately), which can be installed elsewhere in a dental suite. A separate compressor, also sold