Type
Material recipe
Material recipe
Subnautica 2 Glass Recipe
Material recipe
Glass is the smallest material step that can still block the first base. Make it deliberately for Habitat Builder instead of turning all Quartz into spare parts before the Welcome Center return.
Reviewed .
Station
Fabricator
Route
Quartz to Habitat Builder
Status
Ready route
Blueprint facts
Use this row set when you need the station, unlock condition, output, and downstream planning without losing the route context.
Category
Material recipe
Produces
Glass
Crafted at
Fabricator
Unlock requirement
Ready route
Scan requirement
None
Used in
Habitat Builder material step, Starter base material planning, Later glass-chain checks
Recipe or unlock row
2 Quartz -> 1 Glass
Route order
Follow the unlock order before spending materials on lower-priority extras.
Step 1
Gather Quartz before the return
Keep enough Quartz aside while collecting Titanium and Copper for the same builder chain.
Step 2
Craft one Glass
Use the Fabricator material row and stop after the one Glass needed for Habitat Builder unless you are building extra parts.
Step 3
Reserve it for the tool
Do not spend the finished Glass before the Habitat Builder craft is complete.
What it unlocks
Habitat Builder material step
Starter base material planning
Later glass-chain checks
Player decisions
Primary use
One Glass goes into Habitat Builder.
Route role
Turns starter Quartz into the first-base unlock chain.
Spend rule
Make the builder first, then decide whether windows or extra base parts matter.
Questions people ask
How do I make Glass in Subnautica 2?
Use 2 Quartz at the Fabricator to craft 1 Glass.
Why save Glass early?
The first high-value use is Habitat Builder, so spending Glass before the Welcome Center return can delay your first base.
Related recipe and blueprint pages
Habitat Builder recipe
The tool recipe that consumes this Glass.
Quartz
Starter route page for the raw material.
Copper Wire
The matching electronics step for the same craft.
Welcome Center guide
The full 150-degree facility route, Biolab step, southwest wreck follow-up, and return-home craft.
First Base Checklist
Interactive order for Habitat Builder materials, scan unlocks, and the first base return.
Welcome Center map marker
Open the map at the facility route before planning the southwest wreck leg.