Fitted with filters

The mod can be applied to helmets or masks to add protection from inhaled gases and similar respiratory effects.

Scaling
The power of the mod depends on the item tier it is added to.
 * When added to a tier 1 item, it has power equal to a
 * When added to a tier 6 item, it has power equal to a
 * When added to a tier 8 item, such as a, it is more powerful than a gas mask and offers the highest level of gas protection available.

When added to a tier 8 item, the mod has the following effects:
 * Effectively reduces gas density by 50 prior to calculating gas effects on its wearer.
 * Provides a saving throw bonus of +10 against inhaled gas effects, and prevents critical failure when rolling a 1 on the saving throw.
 * Reduces gas-based damage by 10%

Additional Notes
This item's effects stack if you wear multiple.

You can't apply this mod to something that already filters gas, such as a.

The mod can be applied to helmets or masks. Additionally, if the serene visage or terrifying visage mod is applied to a non-helmet/non-mask item, such as a or other hat, that item then becomes eligible for mask-based mods, including.