HVAC
Research
HVAC
- Tier
- 4
- Cost
- 65 research points
- Unlocks
- 7
Spaced Out!Gases
Unlocks
7- building
- Thermo Regulator
- building
- Thermo Sensor
- building
- Gas Pipe Thermo Sensor
- building
- Gas Pipe Element Sensor
- building
- Radiant Gas Pipe
- building
- Gas Reservoir
- building
- Gas Meter Valve
