# Lobby: Reinforce Insulation research

> Lobby: Reinforce Insulation: Required Materials. Timber, Iron Ore

Canonical: https://lostark.wiki/database/stronghold-research/lobby-reinforce-insulation-109113?relation=research_materials

The insulation in the corridor floor is reinforced.  
Now the lord's frantic footsteps will not echo throughout the manor.

## Facts

- **Category**: Stronghold and Slot Extension
- **Time Taken**: 0d 03:00:00
- **Required Action Energy**: 1,152
- **Research Cost**: 12 Gold
- **Stronghold XP gained**: 2,304
- **Research Requirements**: Lab Lv. 4; Stronghold Lv. 25 or above; [Manor Lv. 4](https://lostark.wiki/database/stronghold-research/manor-lv-4-101004); [Lobby: Install Ventilation](https://lostark.wiki/database/stronghold-research/lobby-install-ventilation-109112)

## Related

- [Research Requirements](https://lostark.wiki/database/stronghold-research/lobby-reinforce-insulation-109113#relationships) (2)
- [Required Materials](https://lostark.wiki/database/stronghold-research/lobby-reinforce-insulation-109113?relation=research_materials#relationships) (2)

### Required Materials

1–2 of 2

| Name | Quantity | Details |
| --- | --- | --- |
| [Timber](https://lostark.wiki/database/items/timber-6882301) | 10 | Quantity 10 |
| [Iron Ore](https://lostark.wiki/database/items/iron-ore-6882401) | 10 | Quantity 10 |

## Related

- [Home](https://lostark.wiki/)
- [Stronghold Research](https://lostark.wiki/database/stronghold-research)