Level 1
Construction time: 48 hAir Filtering Unit · LV 1
Air filtration system, connected to the common ventilation system. It provides the air which is as cleanest from harmful impurities as possible.
DollarsNeed: 25,000- Current unit price
- 143 ₽
- Full upgrade cost
- 3,575,000 ₽
- Your remaining cost
- 3,575,000 ₽
Military power filterNeed: 5- Current unit price
- 40,000 ₽
- Full upgrade cost
- 200,000 ₽
- Your remaining cost
- 200,000 ₽
Gas mask air filterNeed: 5 · FIR- Current unit price
- 43,000 ₽
- Full upgrade cost
- 215,000 ₽
- Your remaining cost
- 215,000 ₽
Military corrugated tubeNeed: 10- Current unit price
- 32,000 ₽
- Full upgrade cost
- 320,000 ₽
- Your remaining cost
- 320,000 ₽
Module dependencies
Trader loyalty
Bonuses
- Skill group leveling+0.4
- Additional slots+3
Current unit price. Prices use the bundled market snapshot and refresh from the API when available.