Gas Mask gives 30 bite and 50 scratch defence, with 0.75 insulation. Where to find it and how to use it below. Updated for Build 42.21, November 2026.
Clothing Clothing & armour
Gas Mask gives 30 bite and 50 scratch defence, with 0.75 insulation.
Military, police and hazmat locations.
Town by town: loot locations.
Protection only counts where the item covers you, so layer it with other pieces.
The Gas Mask gives 30 bite defence and 50 scratch defence where it covers you. Every point matters: see how protection works.
| Stat | Value |
|---|---|
| Slot | MaskEyes |
| Bite defence | 30 |
| Scratch defence | 50 |
| Insulation | 0.75 |
| Notes | Discomfort 0.6, vision 0.5; without a filter it drops to 10 bite and 30 scratch |
Gas Mask is on 11 loot tables in the game files. Share is how much of a table's total weight this item takes, before your sandbox loot settings. Each container rolls its table several times, so a bigger share and more rolls both mean you see it more often.
| Loot table | Where that table is used | Share | Rolls |
|---|---|---|---|
| Army Surplus Headwear | Army Surplus Store (cupboard, crate); Pawnshop (box, cupboard, shelves) | 6.2% | 4 |
| Army Bunker Lockers | Old army (locker) | 3.6% | 4 |
| Army Bunker Storage | Old army (shelves) | 1.9% | 4 |
| Army Storage Outfit | Any building (locker); Army storage (shelves, military crate); Pawnshop (cupboard, shelves); and 2 more places | 1.9% | 4 |
| Locker Army Bedroom | Army tent (locker) | 0.58% | 4 |
| Locker Army Bedroom Home | Special spawn (vehicles, events or zombies) | 0.50% | 4 |
| Safehouse Armor Mid | Survivor safehouse (mid game) (box, crate, drawer, …) | 0.50% | 2 |
| Safehouse Armor Late | Survivor safehouse (late game) (box, crate, drawer, …) | 0.40% | 3 |
It is on 3 more tables with smaller shares.
On zombies: zombies in these outfits can carry it: Survivalist, Survivalist 02, Survivalist 02 Late, Survivalist 02 Mid, Survivalist 03, Survivalist 03 Late, Survivalist 03 Mid, Survivalist 04 and 7 more.
Inside bags and cases: Military Satchel, Military Backpack, Duffel Bag, Protective Case and more.
Town by town: loot locations.
Needed as a tool in 2 recipes (it is not used up): Attach Filter to Gas Mask, Remove Gas Mask Filter.
Military, police and hazmat locations.
Gas Mask gives 30 bite and 50 scratch defence, with 0.75 insulation. Protection only counts where the item covers you, so layer it with other pieces.
Bite defence 30 and scratch defence 50, with 0.75 insulation.
Item data from the ProjectZom item database, with stats from the Build 42 game data as published by pzfans.com and pindrop.gg.