Specifications include, but are not limited to: The work described in this scope of work includes: Servicing of the ventilation system and exhaust fan located in the equipment storage bay. Replacement of existing gas sensors in the gas detection system installed in the equipment storage bay. Installation of a ventilation system in the maintenance bay. Installation of a gas detection system in the maintenance bay. Replacement of existing overhead, gas-fired radiant tube heating system with new gas-fired radiant tube heating system. Installation of new web-based control system for the heating equipment, ventilation system, and gas detection system. Relocation of three concentric furnace vents from the side of the building to the roof.