14 CFR · Part 25
14 CFR § 25.1105
Induction system screens.
If induction system screens are used—
(a)
Each screen must be upstream of the carburetor;
(b)
No screen may be in any part of the induction system that is the only passage through which air can reach the engine, unless it can be deiced by heated air;
(c)
No screen may be deiced by alcohol alone; and
(d)
It must be impossible for fuel to strike any screen.
Reflects the eCFR edition current as of September 29, 2026. Retrieved from ecfr.gov on October 16, 2026.
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