This document provides specifications for two hermetic gas water heaters: the Daxom Plus and Daxom. Both models have electronic ignition, overheat protection, and can operate on natural gas or LPG. The Daxom Plus has a 12 liter per minute capacity, 10 cm depth for small spaces, and closed combustion. The Daxom has an 11 liter per minute capacity, open combustion, and is slightly thinner. Both provide hot water and have safety and diagnostic systems.