HVAC Forge
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Choose your
training bay.
Pick a trade category and difficulty. Every round pulls 10 different concepts, then gives you the full technical breakdown.
01 / SELECT A CATEGORY
Technical training bays
Each category keeps its own ranked question bank.
02 / SELECT DIFFICULTY
Gasfitting difficulty
Your recommended difficulty is highlighted.
03 / SHOP STANDINGS
Leaderboard
Ranked by total correct answers, then accuracy, best round, and speed.
Rank / TechnicianRoundsCorrectAccuracyBest
No completed rounds yet. Set the first mark.
Train here. Verify there.
gasBrains is study support across gasfitting, refrigeration, and HVAC. Always use legally adopted codes, local amendments, certified instructions, workplace procedures, and authority interpretations for real work.
Question 1 of 100 answered
0/ 10CORRECT
ROUND COMPLETE
Results are in.
TIME00:00
DIFFICULTYEASY
STATUSREVIEW
TECHNICAL REVIEW
Every answer, broken down
The standard reference is a topic pointer, not a clause quotation. Confirm exact requirements in your adopted edition.